149#define store_record(A, B) \
150 memcpy((A)->B, (A)->record[0], (size_t)(A)->s->reclength)
151#define restore_record(A, B) \
152 memcpy((A)->record[0], (A)->B, (size_t)(A)->s->reclength)
153#define cmp_record(A, B) \
154 memcmp((A)->record[0], (A)->B, (size_t)(A)->s->reclength)
156#define tmp_file_prefix "#sql"
157#define tmp_file_prefix_length 4
158#define TMP_TABLE_KEY_EXTRA 8
159#define PLACEHOLDER_TABLE_ROW_ESTIMATE 2
642 uint deadlock_weight_arg)
1094 memcpy(key_buff,
key, key_length);
1202 uint deadlock_weight);
1378#define STATUS_NOT_STARTED 1
1384#define STATUS_NOT_FOUND 2
1386#define STATUS_UPDATED 16
1391#define STATUS_NULL_ROW 32
1393#define STATUS_DELETED 64
1943 uint *blob_fld,
bool is_virtual);
1950 uint key_parts = 0)
const;
2009 assert(index_no < s->
keys);
2026 assert((
file ==
nullptr && file_arg !=
nullptr) ||
2027 (
file !=
nullptr && file_arg ==
nullptr));
2225 Key_map *covering_prefix_keys);
2489 if (
table->s->null_bytes > 0)
2490 memset(
table->null_flags, 255,
table->s->null_bytes);
2493#define MY_I_S_MAYBE_NULL 1
2494#define MY_I_S_UNSIGNED 2
2549#define VIEW_SUID_INVOKER 0
2550#define VIEW_SUID_DEFINER 1
2551#define VIEW_SUID_DEFAULT 2
2554#define VIEW_CHECK_NONE 0
2555#define VIEW_CHECK_LOCAL 1
2556#define VIEW_CHECK_CASCADED 2
2559#define VIEW_CHECK_OK 0
2560#define VIEW_CHECK_ERROR 1
2561#define VIEW_CHECK_SKIP 2
2564#define MAX_TDC_BLOB_SIZE 65536
2884 const char *table_name_arg,
size_t table_name_length_arg,
2902 alias, lock_type) {}
2945 alias(table_name_arg),
2956 const char *table_name_arg,
size_t table_name_length_arg,
2961 alias(table_name_arg),
2972 const char *table_name_arg,
size_t table_name_length_arg,
2976 alias(table_name_arg),
2987 const char *table_name_arg,
size_t table_name_length_arg,
3001 const char *table_name_arg,
size_t table_name_length_arg,
3017 const char *table_name_arg,
size_t table_name_length_arg,
3048 assert(cond ==
nullptr || cond == (
Item *)1 ||
m_join_cond !=
nullptr);
3234 tr->m_updated =
true;
3243 tr->m_inserted =
true;
3252 tr->m_deleted =
true;
3479 if (emb->outer_join)
return true;
3764 Item *sampling_percentage_arg) {
4077 const char *
name()
override;
4095 const char *
name()
override;
4116 void next()
override;
4151 void next()
override;
4213 MY_BITMAP *write_set [[maybe_unused]]) {
4215 save[0] = read_set->bitmap;
4216 save[1] = write_set->bitmap;
4266 const char *source_name,
Field *field,
4267 bool is_create_table,
bool *error_reported);
4285 handlerton *engine_type,
bool is_create_table);
4288 uint db_stat, uint prgflag, uint ha_open_flags,
4289 TABLE *outparam,
bool is_create_table,
4292 const char *
key,
size_t key_length,
4293 bool open_secondary);
4301 bool preserve_lettercase);
4311int set_zone(
int nr,
int min_zone,
int max_zone);
4368 return (!strcmp(
"performance_schema", tl->
db) &&
4370 strstr(tl->
table_name,
"setup_") ==
nullptr);
4377 const char *
name =
table->s->table_name.str;
4385 uint *usable_parts,
bool use_extended_sk);
4387 uint primary_key_n,
KEY *keyinfo, uint key_n,
4388 uint key_part_n, uint *usable_parts,
4389 bool part_of_key_not_extended);
4405 if (!tl->
table)
return false;
4412 if (!tl->
table->
s)
return false;
4474 if (cte ==
nullptr) {
4481 while (ref_idx < cte->tmp_tables.size()) {
4530 return !
table->const_table && !(
table->is_nullable() &&
table->null_row);
4623 const char *db,
const char *
table,
4624 bool is_fix_view_cols_and_deps);
Kerberos Client Authentication nullptr
Definition: auth_kerberos_client_plugin.cc:251
int64 query_id_t
Definition: binlog.h:72
Per internal schema ACL access rules.
Definition: auth_common.h:144
Per internal table ACL access rules.
Definition: auth_common.h:106
RAII class to reset TABLE::autoinc_field_has_explicit_non_null_value after processing individual row ...
Definition: table.h:4503
TABLE * m_table
Definition: table.h:4512
Autoinc_field_has_explicit_non_null_value_reset_guard(TABLE *table)
Definition: table.h:4505
~Autoinc_field_has_explicit_non_null_value_reset_guard()
Definition: table.h:4507
Class that represents a single change to a column value in partial update of a JSON column.
Definition: table.h:1322
const char * old_data(const Field *field) const
Get a pointer to the start of the old data to be replaced.
Definition: table.cc:7770
size_t length() const
Definition: table.h:1343
size_t m_length
The size of the portion that is to be replaced.
Definition: table.h:1327
const char * new_data(const Field *field) const
Get a pointer to the start of the replacement data.
Definition: table.cc:7761
Binary_diff(size_t offset, size_t length)
Create a new Binary_diff object.
Definition: table.h:1336
size_t m_offset
The offset of the start of the change.
Definition: table.h:1324
size_t offset() const
Definition: table.h:1340
Definition: sql_bitmap.h:154
Class is used as a BLOB field value storage for intermediate GROUP_CONCAT results.
Definition: table.h:1282
bool truncated_value
Sign that some values were cut during saving into the storage.
Definition: table.h:1289
Blob_mem_storage()
Definition: table.cc:4092
void reset()
Definition: table.h:1295
void set_truncated_value(bool is_truncated_value)
Definition: table.h:1312
MEM_ROOT storage
Definition: table.h:1284
~Blob_mem_storage()
Definition: table.cc:4096
bool is_truncated_value() const
Definition: table.h:1315
char * store(const char *from, size_t length)
Function creates duplicate of 'from' string in 'storage' MEM_ROOT.
Definition: table.h:1309
Definition: item_cmpfunc.h:2727
After parsing, a Common Table Expression is accessed through a Table_ref.
Definition: table.h:4425
Common_table_expr(MEM_ROOT *mem_root)
Definition: table.h:4427
LEX_STRING name
Name of the WITH block. Used only for EXPLAIN FORMAT=tree.
Definition: table.h:4451
TABLE * clone_tmp_table(THD *thd, Table_ref *tl)
Produces, from the first tmp TABLE object, a clone TABLE object for Table_ref 'tl',...
Definition: sql_derived.cc:170
bool clear_all_references()
Empties the materialized CTE and informs all of its clones.
Definition: sql_union.cc:1593
bool recursive
True if it's a recursive CTE.
Definition: table.h:4442
Mem_root_array< Table_ref * > references
All references to this CTE in the statement, except those inside the query expression defining this C...
Definition: table.h:4440
void remove_table(Table_ref *tr)
Remove one table reference.
Definition: sql_derived.cc:259
bool substitute_recursive_reference(THD *thd, Query_block *sl)
Replaces the recursive reference in query block 'sl' with a clone of the first tmp table.
Definition: sql_derived.cc:246
Mem_root_array< Table_ref * > tmp_tables
List of all TABLE_LISTSs reading/writing to the tmp table created to materialize this CTE.
Definition: table.h:4449
API for getting cost estimates for server operations that are not directly related to a table object.
Definition: opt_costmodel.h:54
API for getting cost estimates for operations on table data.
Definition: opt_costmodel.h:242
void init(const Cost_model_server *cost_model_server, const TABLE *table)
Initializes the cost model object.
Definition: opt_costmodel.cc:68
Default_object_creation_ctx – default implementation of Object_creation_ctx.
Definition: table.h:224
const CHARSET_INFO * get_client_cs()
Definition: table.h:226
void change_env(THD *thd) const override
Definition: table.cc:220
void delete_backup_ctx() override
Definition: table.cc:218
Default_object_creation_ctx(THD *thd)
Definition: table.cc:205
const CHARSET_INFO * get_connection_cl()
Definition: table.h:228
Object_creation_ctx * create_backup_ctx(THD *thd) const override
Definition: table.cc:213
const CHARSET_INFO * m_connection_cl
connection_cl stores the value of collation_connection session variable.
Definition: table.h:262
const CHARSET_INFO * m_client_cs
client_cs stores the value of character_set_client session variable.
Definition: table.h:252
This structure is used to keep info about possible key for the result table of a derived table/view.
Definition: table.h:2821
table_map referenced_by
Definition: table.h:2823
Field_map used_fields
Definition: table.h:2824
uint key_part_count
Definition: table.h:2825
This iterates on those references to a derived table / view / CTE which are materialized.
Definition: table.h:4464
bool is_first() const
Definition: table.h:4492
TABLE * get_next()
Definition: table.h:4470
Table_ref *const start
The reference provided in construction.
Definition: table.h:4465
Derived_refs_iterator(Table_ref *start_arg)
Definition: table.h:4469
bool m_is_first
True when at first reference in list.
Definition: table.h:4467
size_t ref_idx
Current index in cte->tmp_tables.
Definition: table.h:4466
void rewind()
Definition: table.h:4487
These members were removed from TABLE_SHARE as they are not used in in the code.
Definition: table.h:4549
utype
Definition: table.h:4564
@ CASEUP
Definition: table.h:4569
@ NO
Definition: table.h:4574
@ NONE
Definition: table.h:4565
@ REL
Definition: table.h:4575
@ NEXT_NUMBER
Definition: table.h:4581
@ DATE
Definition: table.h:4566
@ PNR
Definition: table.h:4570
@ BIT_FIELD
Definition: table.h:4583
@ TIMESTAMP_OLD_FIELD
Definition: table.h:4584
@ GENERATED_FIELD
Definition: table.h:4590
@ INTERVAL_FIELD
Definition: table.h:4582
@ TIMESTAMP_UN_FIELD
Definition: table.h:4588
@ NOEMPTY
Definition: table.h:4568
@ CHECK
Definition: table.h:4576
@ YES
Definition: table.h:4573
@ TIMESTAMP_DNUN_FIELD
Definition: table.h:4589
@ BLOB_FIELD
Definition: table.h:4586
@ UNKNOWN_FIELD
Definition: table.h:4579
@ CASEDN
Definition: table.h:4580
@ TIMESTAMP_DN_FIELD
Definition: table.h:4587
@ PGNR
Definition: table.h:4572
@ EMPTY_VAL
Definition: table.h:4577
@ CAPITALIZE
Definition: table.h:4585
@ SHIELD
Definition: table.h:4567
@ BGNR
Definition: table.h:4571
bool null_field_first
Definition: table.h:4560
uchar frm_version
Definition: table.h:4598
handlerton * default_part_db_type
Definition: table.h:4559
TYPELIB fieldnames
Definition: table.h:4599
const File_parser * view_def
For shares representing views File_parser object with view definition read from .FRM file.
Definition: table.h:4597
uint stored_fields
Definition: table.h:4561
FRM_context()
Definition: table.h:4551
~Field_iterator_natural_join() override=default
Natural_join_column * column_ref()
Definition: table.h:4123
void next() override
Definition: table.cc:5152
void set(Table_ref *table) override
Definition: table.cc:5146
Natural_join_column * cur_column_ref
Definition: table.h:4110
Field_iterator_natural_join()
Definition: table.h:4113
const char * name() override
Definition: table.h:4118
List_iterator_fast< Natural_join_column > column_ref_it
Definition: table.h:4109
bool end_of_fields() override
Definition: table.h:4117
Item * create_item(THD *thd) override
Definition: table.h:4119
Field * field() override
Definition: table.h:4122
Generic iterator over the fields of an arbitrary table reference.
Definition: table.h:4140
Field_iterator * field_it
Definition: table.h:4145
Field_iterator_view view_field_it
Definition: table.h:4143
Table_ref * table_ref
Definition: table.h:4141
const char * get_table_name()
Definition: table.cc:5225
Field * field() override
Definition: table.h:4160
const char * get_db_name()
Definition: table.cc:5232
Field_iterator_table_ref()
Definition: table.h:4149
void set(Table_ref *table) override
Definition: table.cc:5202
Natural_join_column * get_or_create_column_ref(THD *thd, Table_ref *parent_table_ref)
Create new or return existing column reference to a column of a natural/using join.
Definition: table.cc:5293
Table_ref * first_leaf
Definition: table.h:4141
GRANT_INFO * grant()
Definition: table.cc:5252
void next() override
Definition: table.cc:5211
Field_iterator_table table_field_it
Definition: table.h:4142
Table_ref * last_leaf
Definition: table.h:4141
const char * name() override
Definition: table.h:4155
Natural_join_column * get_natural_column_ref()
Return an existing reference to a column of a natural/using join.
Definition: table.cc:5373
void set_field_iterator()
Definition: table.cc:5159
Item * create_item(THD *thd) override
Definition: table.h:4159
bool end_of_fields() override
Definition: table.h:4152
Field_iterator_natural_join natural_join_it
Definition: table.h:4144
const char * name() override
Definition: table.cc:5069
Field ** ptr
Definition: table.h:4069
Item * create_item(THD *thd) override
Definition: table.cc:5071
void set_table(TABLE *table)
Definition: table.h:4074
void next() override
Definition: table.h:4075
Field_iterator_table()
Definition: table.h:4072
bool end_of_fields() override
Definition: table.h:4076
void set(Table_ref *table) override
Definition: table.h:4073
Field * field() override
Definition: table.h:4079
Iterator over the fields of a merged derived table or view.
Definition: table.h:4086
void next() override
Definition: table.h:4093
Item * item()
Definition: table.h:4099
Table_ref * view
Definition: table.h:4088
Field_iterator_view()
Definition: table.h:4091
Field_translator * field_translator()
Definition: table.h:4100
Item ** item_ptr()
Definition: table.h:4097
void set(Table_ref *table) override
Definition: table.cc:5062
Field * field() override
Definition: table.h:4098
Field_translator * array_end
Definition: table.h:4087
Item * create_item(THD *thd) override
Definition: table.cc:5089
const char * name() override
Definition: table.cc:5087
Field_translator * ptr
Definition: table.h:4087
bool end_of_fields() override
Definition: table.h:4094
virtual const char * name()=0
virtual Field * field()=0
virtual void set(Table_ref *)=0
virtual ~Field_iterator()=default
virtual Item * create_item(THD *)=0
virtual bool end_of_fields()=0
A field that stores a JSON value.
Definition: field.h:3991
Definition: parse_file.h:87
Definition: sql_auth_cache.h:464
Base class to be used by handlers different shares.
Definition: handler.h:4114
Intrusive parameterized list.
Definition: sql_plist.h:75
Definition: sql_lex.h:489
A wrapper Item that normally returns its parameter, but becomes NULL when processing rows for rollup.
Definition: item_func.h:1679
Base class that is used to represent any kind of expression in a relational query.
Definition: item.h:934
Query optimization plan node.
Definition: sql_select.h:602
Vector of logical diffs describing changes to a JSON column.
Definition: json_diff.h:141
A path expression which can be used to seek to a position inside a JSON value.
Definition: json_path.h:298
Abstraction for accessing JSON values irrespective of whether they are (started out as) binary JSON v...
Definition: json_dom.h:1153
ulong flags
dupp key and pack flags
Definition: key.h:118
Definition: sql_list.h:627
Definition: sql_list.h:467
Context of the owner of metadata locks.
Definition: mdl.h:1412
A pending metadata lock request.
Definition: mdl.h:802
void set_type(enum_mdl_type type_arg)
Set type of lock request.
Definition: mdl.h:853
A granted metadata lock.
Definition: mdl.h:985
An abstract class for inspection of a connected subgraph of the wait-for graph.
Definition: mdl.h:920
Abstract class representing an edge in the waiters graph to be traversed by deadlock detection algori...
Definition: mdl.h:946
A typesafe replacement for DYNAMIC_ARRAY.
Definition: mem_root_array.h:426
Item * create_item(THD *thd)
Definition: table.cc:5023
Item_field * table_field
Definition: table.h:2588
Field_translator * view_field
Definition: table.h:2587
Natural_join_column(Field_translator *field_param, Table_ref *tab)
Definition: table.cc:4991
const char * name()
Definition: table.cc:5014
Table_ref * table_ref
Definition: table.h:2589
bool is_common
Definition: table.h:2597
const char * db_name()
Definition: table.cc:5046
GRANT_INFO * grant()
Definition: table.cc:5060
Field * field()
Definition: table.cc:5033
const char * table_name()
Definition: table.cc:5041
Object_creation_ctx – interface for creation context of database objects (views, stored routines,...
Definition: table.h:200
void restore_env(THD *thd, Object_creation_ctx *backup_ctx)
Definition: table.cc:193
Object_creation_ctx()=default
virtual Object_creation_ctx * create_backup_ctx(THD *thd) const =0
virtual void change_env(THD *thd) const =0
virtual void delete_backup_ctx()=0
virtual ~Object_creation_ctx()=default
Object_creation_ctx * set_n_backup(THD *thd)
Definition: table.cc:183
Query block level hints.
Definition: opt_hints.h:372
Table level hints.
Definition: opt_hints.h:549
Definition: sql_executor.h:254
uint index() const
Definition: sql_opt_exec_shared.h:522
This class represents a query block, aka a query specification, which is a query consisting of a SELE...
Definition: sql_lex.h:1163
This class represents a query expression (one query block or several query blocks combined with UNION...
Definition: sql_lex.h:626
Definition: sql_union.h:40
This class represents a buffer that can be used for multi-row reads.
Definition: record_buffer.h:47
A set of THD members describing the current authenticated user.
Definition: sql_security_ctx.h:53
Definition: sql_sort.h:156
An adapter that takes in another RowIterator and produces the same rows, just in sorted order.
Definition: sorting_iterator.h:56
Class to represent check constraint in the TABLE_SHARE.
Definition: sql_check_constraint.h:110
Class to represent check constraint in the TABLE instance.
Definition: sql_check_constraint.h:145
Using this class is fraught with peril, and you need to be very careful when doing so.
Definition: sql_string.h:167
For each client connection we create a separate thread with THD serving as a thread/connection descri...
Definition: sql_lexer_thd.h:36
Element that represents the table in the specific table cache.
Definition: table_cache.h:231
Table_check_intact()
Definition: table.h:611
bool has_keys
Definition: table.h:607
virtual void report_error(uint code, const char *fmt,...)=0
bool check(THD *thd, TABLE *table, const TABLE_FIELD_DEF *table_def)
Checks whether a table is intact.
Definition: table.cc:3759
virtual ~Table_check_intact()=default
Class representing a table function.
Definition: table_function.h:53
The Table_histograms_collection manages a collection of reference-counted snapshots of histogram stat...
Definition: table_histograms.h:239
The Table_histograms class represents a snapshot of the collection of histograms associated with a ta...
Definition: table_histograms.h:145
bool m_inserted
True if table is target of INSERT statement.
Definition: table.h:3828
LEX_STRING view_body_utf8
Definition: table.h:3935
bool force_index_group_saved
Definition: table.h:4041
bool view_no_explain
if true, EXPLAIN can't explain view due to insufficient rights.
Definition: table.h:3964
Common_table_expr * m_common_table_expr
If non-NULL, the CTE which this table is derived from.
Definition: table.h:3686
bool is_base_table() const
Definition: table.h:3146
bool m_is_sj_or_aj_nest
Definition: table.h:3594
const char * get_table_name() const
Returns the name of the table that this Table_ref represents.
Definition: table.h:3427
Key_map keys_in_use_for_group_by_saved
Definition: table.h:4036
List< String > * join_using_fields
Definition: table.h:3619
Item * derived_where_cond
WHERE condition from derived table.
Definition: table.h:3756
char timestamp_buffer[20]
Definition: table.h:3877
bool process_index_hints(const THD *thd, TABLE *table)
Compiles the tagged hints list and fills up TABLE::keys_in_use_for_query, TABLE::keys_in_use_for_grou...
Definition: table.cc:6377
MY_BITMAP read_set_saved
Definition: table.h:4043
bool is_updatable() const
Return true if table is updatable.
Definition: table.h:3217
ulonglong with_check
WITH CHECK OPTION.
Definition: table.h:3798
void set_privileges(ulong privilege)
Set granted privileges for a table.
Definition: table.h:3544
void set_lock(const Lock_descriptor &descriptor)
Definition: table.h:3571
Table_ref(TABLE *table_arg, const char *alias_arg)
This constructor can be used when a Table_ref is needed for an existing temporary table.
Definition: table.h:2911
Lock_descriptor m_lock_descriptor
Definition: table.h:3803
bool prepare_replace_filter(THD *thd)
Prepare replace filter for a view (used for REPLACE command)
Definition: table.cc:4714
bool can_push_condition_to_derived(THD *thd)
Check if we can push outer where condition to this derived table.
Definition: sql_derived.cc:1075
COND_EQUAL * cond_equal
Used with outer join.
Definition: table.h:4006
bool setup_table_function(THD *thd)
Setup a table function to use materialization.
Definition: sql_derived.cc:991
bool is_aj_nest() const
Definition: table.h:3056
table_map sj_inner_tables
Definition: table.h:3603
LEX * view_query() const
Return the valid LEX object for a view.
Definition: table.h:3323
Table_ref * first_leaf_table()
Return first leaf table of a base table or a view/derived table.
Definition: table.h:3291
table_map m_map
Table map, derived from m_tableno.
Definition: table.h:3586
const Create_col_name_list * derived_column_names() const
Definition: table.h:3988
Table_ref * first_leaf_for_name_resolution()
Retrieve the first (left-most) leaf in a nested join tree with respect to name resolution.
Definition: table.cc:4852
const Create_col_name_list * m_derived_column_names
If the user has specified column names with the syntaxes "table name parenthesis column names": WITH ...
Definition: table.h:3697
enum Table_ref::@188 OPEN_NORMAL
Indicates that if Table_ref object corresponds to the table/view which requires special handling.
Field_translator * field_translation
Array of selected expressions from a derived table or view.
Definition: table.h:3715
bool join_order_swapped
True if was originally the left argument of a RIGHT JOIN, before we made it the right argument of a L...
Definition: table.h:3815
Table_ref(TABLE *table_arg, const char *db_name_arg, size_t db_length_arg, const char *table_name_arg, size_t table_name_length_arg, const char *alias_arg, enum thr_lock_type lock_type_arg)
Creates a Table_ref object with pre-allocated strings for database, table and alias.
Definition: table.h:2883
bool is_multiple_tables() const
Return true if this is a view or derived table that is defined over more than one base table,...
Definition: table.h:3277
ulonglong m_table_ref_version
See comments for TABLE_SHARE::get_table_ref_version()
Definition: table.h:4025
Table_ref * outer_join_nest() const
Returns the outer join nest that this Table_ref belongs to, if any.
Definition: table.h:3461
bool has_tablesample() const
Definition: table.h:3769
double sampling_percentage_val
Definition: table.h:3675
void set_updatable()
Set table as updatable. (per default, a table is non-updatable)
Definition: table.h:3220
bool prepare_security(THD *thd)
Prepare security context for a view.
Definition: table.cc:4968
void set_deleted()
Set table and all referencing views as being deleted from.
Definition: table.h:3250
bool check_option_processed
true <=> VIEW CHECK OPTION condition is processed (also for prep. stmts)
Definition: table.h:3872
bool check_single_table(Table_ref **table_ref, table_map map)
Check which single table inside a view that matches a table map.
Definition: table.cc:4780
bool is_external() const
Is this table only available in an external storage engine?
Definition: table.cc:7327
void set_derived_query_expression(Query_expression *query_expr)
Set the query expression of a derived table or view.
Definition: table.h:3332
Query_block * schema_query_block
Definition: table.h:3701
ST_SCHEMA_TABLE * schema_table
Definition: table.h:3700
enum_table_ref_type m_table_ref_type
See comments for set_metadata_id()
Definition: table.h:4023
ulonglong updatable_view
VIEW can be updated.
Definition: table.h:3787
table_map map() const
Return table map derived from table number.
Definition: table.h:3979
Item * m_join_cond
If this table or join nest is the Y in "X [LEFT] JOIN Y ON C", this member points to C.
Definition: table.h:3593
bool cacheable_table
stop PS caching
Definition: table.h:3863
bool is_derived_unfinished_materialization() const
Definition: table.cc:7317
void set_derived_column_names(const Create_col_name_list *d)
Definition: table.h:3991
Table_ref * embedding
The nested join containing this table reference.
Definition: table.h:3859
bool is_placeholder() const
Definition: table.h:3172
bool schema_table_filled
Definition: table.h:3959
void set_updated()
Set table and all referencing views as being updated.
Definition: table.h:3232
void set_uses_materialization()
Set table to be materialized.
Definition: table.h:3209
Table_ref(const char *db_name, size_t db_length_arg, const char *table_name_arg, size_t table_name_length_arg, const char *alias_arg, enum thr_lock_type lock_type_arg, enum enum_mdl_type mdl_request_type)
Definition: table.h:3000
Field_translator * field_translation_end
pointer to element after last one in translation table above
Definition: table.h:3718
Security_context * find_view_security_context(THD *thd)
Find security context of current view.
Definition: table.cc:4937
Key_map merge_keys_saved
Definition: table.h:4034
bool setup_materialized_derived_tmp_table(THD *thd)
Sets up the tmp table to contain the derived table's rows.
Definition: sql_derived.cc:867
mem_root_deque< Table_ref * > * join_list
The join list immediately containing this table reference.
Definition: table.h:3861
bool is_mergeable() const
Return true if view or derived table and can be merged.
Definition: table.cc:6509
mem_root_deque< Table_ref * > * view_tables
Definition: table.h:3730
uint m_tableno
The members below must be kept aligned so that (1 << m_tableno) == m_map.
Definition: table.h:3585
void print(const THD *thd, String *str, enum_query_type query_type) const
Produce a textual identification of this object.
Definition: sql_lex.cc:2932
Table_ref * referencing_view
Definition: table.h:3737
void set_fulltext_searched()
Set table as full-text search (default is not fulltext searched)
Definition: table.h:3256
Table_ref * correspondent_table
Definition: table.h:3653
bool is_view() const
Return true if this represents a named view.
Definition: table.h:3125
List< Natural_join_column > * join_columns
Definition: table.h:3624
int view_check_option(THD *thd) const
Evaluate the check option of a view.
Definition: table.cc:4757
const char * get_db_name() const
Returns the name of the database that the referenced table belongs to.
Definition: table.h:3419
bool updating
True for tables and views being changed in a data change statement.
Definition: table.h:3840
bool m_insertable
True if VIEW/TABLE is insertable, based on analysis of query (SQL rules).
Definition: table.h:3824
void set_readonly()
Set table as readonly, ie it is neither updatable, insertable nor deletable during this statement.
Definition: table.h:3268
bool is_updated() const
Return true if table is being updated.
Definition: table.h:3229
bool m_updatable
True if VIEW/TABLE is updatable, based on analysis of query (SQL rules).
Definition: table.h:3822
void set_tableno(uint tableno)
Set table number.
Definition: table.h:3970
enum_view_algorithm effective_algorithm
The view algorithm that is actually used, if this is a view.
Definition: table.h:3802
bool is_inner_table_of_outer_join() const
Return true if this table is an inner table of some outer join.
Definition: table.h:3476
Table_ref * belong_to_view
Definition: table.h:3732
LEX * view
Definition: table.h:3711
bool set_insert_values(MEM_ROOT *mem_root)
Allocate a buffer for inserted column values.
Definition: table.cc:4801
MY_BITMAP read_set_internal_saved
Definition: table.h:4045
bool is_derived() const
Return true if this represents a derived table (an unnamed view)
Definition: table.h:3128
bool derived_keys_ready
true <=> all possible keys for a derived table were collected and could be re-used while statement re...
Definition: table.h:4015
const Table_ref * updatable_base_table() const
Return the base table entry of an updatable table.
Definition: table.h:3489
void restore_properties()
Restore persistent properties into TABLE from Table_ref.
Definition: table.cc:4485
Table_ref ** prev_global
Definition: table.h:3557
Query_block * query_block
Definition: table.h:3708
const Table_ref * top_table() const
Return the outermost view this table belongs to, or itself.
Definition: table.h:3106
void set_merged()
Set table to be merged.
Definition: table.h:3198
void set_insertable()
Set table as insertable-into. (per default, a table is not insertable)
Definition: table.h:3226
uint tableno() const
Return table number.
Definition: table.h:3976
size_t db_length
Definition: table.h:3817
List< Index_hint > * index_hints
Definition: table.h:3637
LEX_STRING select_stmt
text of (CREATE/SELECT) statement
Definition: table.h:3759
Table_ref(const char *db_name_arg, size_t db_length_arg, const char *table_name_arg, size_t table_name_length_arg, const char *alias_arg, enum thr_lock_type lock_type_arg)
Definition: table.h:3016
bool is_natural_join
Definition: table.h:3617
Query_expression * derived
This field is set to non-null for derived tables and views.
Definition: table.h:3683
MY_BITMAP lock_partitions_saved
Definition: table.h:4042
bool is_fulltext_searched() const
Returns true if a MATCH function references this table.
Definition: table.h:3259
Table_ref * natural_join
Definition: table.h:3611
bool outer_join
True if right argument of LEFT JOIN; false in other cases (i.e.
Definition: table.h:3812
Table_ref * parent_l
Definition: table.h:3739
bool is_table_function() const
Return true if this represents a table function.
Definition: table.h:3134
bool m_updated
True if table is target of UPDATE statement, or updated in IODKU stmt.
Definition: table.h:3826
bool optimized_away
true <=> this table is a const one and was optimized away.
Definition: table.h:4009
bool is_insertable() const
Return true if table is insertable-into.
Definition: table.h:3223
AccessPath * access_path_for_derived
If we've previously made an access path for “derived”, it is cached here.
Definition: table.h:3667
bool is_alias
true if an alias for this table was specified in the SQL.
Definition: table.h:3902
bool straight
Definition: table.h:3833
int fetch_number_of_rows(ha_rows fallback_estimate=PLACEHOLDER_TABLE_ROW_ESTIMATE)
Retrieve number of rows in the table.
Definition: table.cc:6567
void set_join_cond(Item *val)
Definition: table.h:3037
bool is_system_view
Definition: table.h:3938
uint8 trg_event_map
Indicates what triggers we need to pre-load for this Table_ref when opening an associated TABLE.
Definition: table.h:3958
Table_ref * last_leaf_for_name_resolution()
Retrieve the last (right-most) leaf in a nested join tree with respect to name resolution.
Definition: table.cc:4868
bool schema_table_reformed
Definition: table.h:3706
bool is_sj_or_aj_nest() const
Definition: table.h:3058
Key_map keys_in_use_for_query_saved
Definition: table.h:4035
MY_BITMAP write_set_saved
Definition: table.h:4044
List< String > * partition_names
Definition: table.h:3967
bool force_index_order_saved
Definition: table.h:4040
Query_expression * derived_query_expression() const
Return the query expression of a derived table or view.
Definition: table.h:3337
bool ignore_leaves
preload only non-leaf nodes (IS THIS USED???)
Definition: table.h:3842
Table_ref * next_leaf
Definition: table.h:3755
bool is_leaf_for_name_resolution() const
Test if this is a leaf with respect to name resolution.
Definition: table.cc:4829
Table_ref * next_local
Definition: table.h:3555
Table_ref * merge_underlying_list
Definition: table.h:3724
LEX_CSTRING target_tablespace_name
Definition: table.h:3563
dd::enum_table_type required_type
Definition: table.h:3876
static Table_ref * new_nested_join(MEM_ROOT *allocator, const char *alias, Table_ref *embedding, mem_root_deque< Table_ref * > *belongs_to, Query_block *select)
Create a Table_ref object representing a nested join.
Definition: table.cc:4357
bool m_was_scalar_subquery
If true, this table is a derived (materialized) table which was created from a scalar subquery,...
Definition: table.h:3912
bool is_recursive_reference() const
Definition: table.h:3143
GRANT_INFO grant
Definition: table.h:3806
Table_ref * top_table()
Definition: table.h:3110
bool is_table_ref_id_equal(TABLE_SHARE *s) const
Compare the version of metadata from the previous execution (if any) with values obtained from the cu...
Definition: table.h:3381
void set_sj_or_aj_nest()
Makes the next a semi/antijoin nest.
Definition: table.h:3060
bool validate_tablesample_clause(THD *thd)
Definition: table.cc:7341
void set_table_ref_id(enum_table_ref_type table_ref_type_arg, ulonglong table_ref_version_arg)
Definition: table.h:3396
void set_tablesample(tablesample_type sampling_type_arg, Item *sampling_percentage_arg)
Definition: table.h:3763
bool is_internal() const
Definition: table.h:3162
bool prepare_view_security_context(THD *thd)
Load security context information for this view.
Definition: table.cc:4892
const Lock_descriptor & lock_descriptor() const
Definition: table.h:3575
bool nullable_saved
Definition: table.h:4038
NESTED_JOIN * nested_join
Is non-NULL if this table reference is a nested join, ie it represents the inner tables of an outer j...
Definition: table.h:3857
Table_ref(TABLE *table_arg, const char *alias_arg, enum_mdl_type mdl_type)
Sets an explicit enum_mdl_type value, without initializing m_lock_descriptor.
Definition: table.h:2928
const char * db
Definition: table.h:3558
Security_context * security_ctx
Definition: table.h:3744
bool is_inserted() const
Return true if table is being inserted into.
Definition: table.h:3238
Table_ref(const char *db_name, size_t db_length_arg, const char *table_name_arg, size_t table_name_length_arg, enum thr_lock_type lock_type_arg, enum enum_mdl_type mdl_request_type)
Definition: table.h:2955
bool materialize_derived(THD *thd)
Materialize derived table.
Definition: sql_derived.cc:1745
Security_context * view_sctx
Definition: table.h:3749
@ OPEN_IF_EXISTS
Definition: table.h:3891
@ OPEN_STUB
Definition: table.h:3898
@ OPEN_FOR_CREATE
Definition: table.h:3896
bool merge_where(THD *thd)
Merge WHERE condition of view or derived table into outer query.
Definition: table.cc:4521
ulonglong view_suid
view is suid (true by default)
Definition: table.h:3797
ulonglong algorithm
The declared algorithm, if this is a view.
Definition: table.h:3796
uint get_hidden_field_count_for_derived() const
Return the number of hidden fields added for the temporary table created for this derived table.
Definition: table.cc:7322
List< Derived_key > derived_key_list
Definition: table.h:3951
bool prepare_check_option(THD *thd, bool is_cascaded=false)
Prepare check option for a view.
Definition: table.cc:4655
void set_common_table_expr(Common_table_expr *c)
Definition: table.h:3986
Table_ref * next_global
Definition: table.h:3557
bool optimize_derived(THD *thd)
Optimize the query expression representing a derived table/view.
Definition: sql_derived.cc:1635
LEX_STRING timestamp
GMT time stamp of last operation.
Definition: table.h:3761
bool replace_filter_processed
true <=> Filter condition is processed
Definition: table.h:3874
tablesample_type sampling_type
Sampling information.
Definition: table.h:3672
Table_ref(const char *db_name, const char *table_name_arg, enum thr_lock_type lock_type_arg, enum enum_mdl_type mdl_request_type)
Definition: table.h:2940
mysql::binlog::event::Table_id table_id
Definition: table.h:3640
bool generate_keys()
Generate keys for a materialized derived table/view.
Definition: table.cc:6948
enum_open_type open_type
Specifies which kind of table should be open for this element of table list.
Definition: table.h:3868
bool materializable_is_const() const
Checks if this is a table that contains zero rows or one row, and that can be materialized during opt...
Definition: table.cc:6523
Item * m_join_cond_optim
Optimized copy of m_join_cond (valid for one single execution).
Definition: table.h:4003
table_map join_cond_dep_tables
The outer tables that an outer join's join condition depends on.
Definition: table.h:3849
Table_ref * updatable_base_table()
Definition: table.h:3499
Item * replace_filter
Filter for REPLACE command.
Definition: table.h:3758
bool merge_underlying_tables(Query_block *select)
Merge tables from a query block into a nested join structure.
Definition: table.cc:4393
Common_table_expr * common_table_expr() const
If non-NULL, the CTE which this table is derived from.
Definition: table.h:3985
bool internal_tmp_table
Definition: table.h:3900
LEX_STRING source
source of CREATE VIEW
Definition: table.h:3760
bool update_sampling_percentage()
Definition: table.cc:7373
Table_ref(const char *db_name, size_t db_length_arg, const char *table_name_arg, size_t table_name_length_arg, enum thr_lock_type lock_type_arg)
Definition: table.h:2971
LEX_CSTRING view_connection_cl_name
Definition: table.h:3929
LEX_CSTRING view_client_cs_name
Definition: table.h:3928
bool save_properties()
Save persistent properties from TABLE into Table_ref.
Definition: table.cc:4454
bool is_join_columns_complete
Definition: table.h:3626
bool m_is_recursive_reference
If a recursive reference inside the definition of a CTE.
Definition: table.h:4019
bool is_deleted() const
Return true if table is being deleted from.
Definition: table.h:3247
bool prelocking_placeholder
Definition: table.h:3882
LEX_USER definer
definer of view
Definition: table.h:3762
const char * table_name
Definition: table.h:3558
Item * sampling_percentage
Definition: table.h:3668
uint shared
Definition: table.h:3816
Item ** join_cond_optim_ref()
Definition: table.h:3051
bool create_field_translation(THD *thd)
Create field translation for merged derived table/view.
Definition: table.cc:4558
bool create_materialized_table(THD *thd)
Create result table for a materialized derived table/view.
Definition: sql_derived.cc:1683
uint query_block_id_for_explain() const
This is for showing in EXPLAIN.
Definition: table.cc:6322
Opt_hints_table * opt_hints_table
Table level optimizer hints for this table.
Definition: table.h:3567
tablesample_type get_sampling_type() const
Definition: table.h:3779
bool setup_materialized_derived(THD *thd)
Setup a derived table to use materialization.
Definition: sql_derived.cc:855
Table_ref * any_outer_leaf_table()
Return any leaf table that is not an inner table of an outer join.
Definition: table.h:3302
View_creation_ctx * view_creation_ctx
Definition: table.h:3916
char * option
Definition: table.h:3564
double get_sampling_percentage() const
Definition: table.cc:7389
Table_ref(const char *db_name, size_t db_length_arg, const char *table_name_arg, size_t table_name_length_arg, const char *alias_arg, enum enum_mdl_type mdl_request_type)
Sets an explicit enum_mdl_type value, without initializing m_lock_descriptor.
Definition: table.h:2986
TABLE * table
Definition: table.h:3638
void set_view_query(LEX *lex)
Set the LEX object of a view (will also define this as a view).
Definition: table.h:3320
void set_inserted()
Set table and all referencing views as being inserted into.
Definition: table.h:3241
bool update_derived_keys(THD *, Field *, Item **, uint, bool *)
Update derived table's list of possible keys.
Definition: table.cc:6888
uint query_block_id() const
If a derived table, returns query block id of first underlying query block.
Definition: table.cc:6317
bool m_fulltext_searched
True if fulltext searched.
Definition: table.h:3831
Item * join_cond() const
Definition: table.h:3036
Table_ref * next_name_resolution_table
Definition: table.h:3635
bool is_view_or_derived() const
Return true if this represents a named view or a derived table.
Definition: table.h:3131
bool is_merged() const
Return true if this is a derived table or view that is merged.
Definition: table.h:3195
void set_join_cond_optim(Item *cond)
Definition: table.h:3043
table_map dep_tables
The set of tables in the query block that this table depends on.
Definition: table.h:3847
size_t table_name_length
Definition: table.h:3818
bool uses_materialization() const
Return true if this is a materializable derived table/view.
Definition: table.h:3204
void add_join_natural(Table_ref *b)
Mark that there is a NATURAL JOIN or JOIN ... USING between two tables.
Definition: table.h:3534
bool is_sj_nest() const
Definition: table.h:3054
bool contain_auto_increment
Definition: table.h:3870
bool resolve_derived(THD *thd, bool apply_semijoin)
Resolve a derived table or view reference.
Definition: sql_derived.cc:273
Key_map covering_keys_saved
Definition: table.h:4033
uint leaf_tables_count() const
Return no. of base tables a merged view or derived table is defined over.
Definition: table.cc:6535
const char * alias
Definition: table.h:3558
Item * join_cond_optim() const
Definition: table.h:3042
bool set_recursive_reference()
Definition: table.cc:7310
Opt_hints_qb * opt_hints_qb
Definition: table.h:3569
bool is_dd_ctx_table
Definition: table.h:3946
Table_ref(TABLE *table_arg)
Only to be used by legacy code that temporarily needs a Table_ref, more specifically: Query_result_cr...
Definition: table.h:2871
bool is_fqtn
true if the table is referred to in the statement using a fully qualified name (<db_name>.
Definition: table.h:3906
bool force_index_saved
Definition: table.h:4039
Table_ref(const char *db_name, const char *table_name, enum thr_lock_type lock_type)
Constructor that can be used when the strings are null terminated.
Definition: table.h:2874
Item ** join_cond_ref()
Definition: table.h:3035
Key_map keys_in_use_for_order_by_saved
Definition: table.h:4037
Table_function * table_function
Definition: table.h:3658
bool m_deleted
True if table is target of DELETE statement, or deleted in REPLACE stmt.
Definition: table.h:3830
MDL_request mdl_request
Definition: table.h:3961
Table_ref(const char *db_name, const char *table_name, const char *alias, enum thr_lock_type lock_type)
Constructor that can be used when the strings are null terminated.
Definition: table.h:2899
Item * check_option
WITH CHECK OPTION condition.
Definition: table.h:3757
Query_result_union * derived_result
Definition: table.h:3645
void set_table_ref_id(TABLE_SHARE *s)
Record the value of metadata version of the corresponding table definition cache element in this pars...
Definition: table.h:3392
void reset()
Reset table.
Definition: table.cc:4408
This class holds all information about triggers of a table.
Definition: table_trigger_dispatcher.h:63
Object containing parameters used when creating and using temporary tables.
Definition: temp_table_param.h:95
Used for storing information associated with generated column, default values generated from expressi...
Definition: field.h:483
View_creation_ctx – creation context of view objects.
Definition: table.h:269
static View_creation_ctx * create(THD *thd)
Definition: table.cc:231
View_creation_ctx(THD *thd)
Definition: table.h:276
Class representing the fact that some thread waits for table share to be flushed.
Definition: table.h:635
MDL_context * m_ctx
Definition: table.h:636
Wait_for_flush ** prev_in_share
Definition: table.h:657
Wait_for_flush * next_in_share
Pointers for participating in the list of waiters for table share.
Definition: table.h:656
TABLE_SHARE * m_share
Definition: table.h:637
MDL_context * get_ctx() const
Definition: table.h:647
uint m_deadlock_weight
Definition: table.h:638
bool accept_visitor(MDL_wait_for_graph_visitor *dvisitor) override
Traverse portion of wait-for graph which is reachable through edge represented by this flush ticket i...
Definition: table.cc:3897
Wait_for_flush(MDL_context *ctx_arg, TABLE_SHARE *share_arg, uint deadlock_weight_arg)
Definition: table.h:641
uint get_deadlock_weight() const override
Definition: table.cc:3901
enum_rule
Definition: foreign_key.h:54
The handler class is the interface for dynamically loadable storage engines.
Definition: handler.h:4572
@ NONE
Definition: handler.h:4658
Histogram base class.
Definition: histogram.h:314
A (partial) implementation of std::deque allocating its blocks on a MEM_ROOT.
Definition: mem_root_deque.h:111
Each table share has a table id, it is mainly used for row based replication.
Definition: table_id.h:42
Definition: partition_info.h:209
A table definition from the master.
Definition: rpl_utility.h:248
static MEM_ROOT mem_root
Definition: client_plugin.cc:114
enum_query_type
Query type constants (usable as bitmap flags).
Definition: enum_query_type.h:31
Value_generator_source
Enum to indicate source for which value generator is used.
Definition: field.h:473
This file contains the field type.
enum_field_types
Column types for MySQL Note: Keep include/mysql/components/services/bits/stored_program_bits....
Definition: field_types.h:55
void * memdup_root(MEM_ROOT *root, const void *str, size_t len)
Definition: my_alloc.cc:296
struct PSI_table_share PSI_table_share
Definition: psi_table_bits.h:100
static void free_share(st_blackhole_share *share)
Definition: ha_blackhole.cc:308
static int flag
Definition: hp_test1.cc:40
static uint keys
Definition: hp_test2.cc:49
enum_json_diff_operation
Enum that describes what kind of operation a Json_diff object represents.
Definition: json_diff.h:52
float rec_per_key_t
Data type for records per key estimates that are stored in the KEY::rec_per_key_float[] array.
Definition: key.h:96
enum_order
Definition: key_spec.h:65
@ ORDER_NOT_RELEVANT
Definition: key_spec.h:65
constexpr const LEX_CSTRING EMPTY_CSTR
Definition: lex_string.h:48
constexpr const LEX_CSTRING NULL_CSTR
Definition: lex_string.h:47
A better implementation of the UNIX ctype(3) library.
int my_strcasecmp(const CHARSET_INFO *cs, const char *s1, const char *s2)
Definition: m_ctype.h:653
MYSQL_PLUGIN_IMPORT CHARSET_INFO * system_charset_info
Definition: mysqld.cc:1542
#define MDL_REQUEST_INIT(R, P1, P2, P3, P4, P5)
Definition: mdl.h:906
@ MDL_TRANSACTION
Locks with transaction duration are automatically released at the end of transaction.
Definition: mdl.h:343
This file follows Google coding style, except for the name MEM_ROOT (which is kept for historical rea...
This file includes constants used by all storage engines.
#define HA_VIRTUAL_GEN_KEY
Set if a key is on any virtual generated columns.
Definition: my_base.h:553
ulong key_part_map
Definition: my_base.h:1008
my_off_t ha_rows
Definition: my_base.h:1141
#define HA_POS_ERROR
Definition: my_base.h:1143
ha_storage_media
Definition: my_base.h:116
@ HA_SM_DEFAULT
Definition: my_base.h:117
uint32 my_bitmap_map
Definition: my_bitmap.h:41
Header for compiler-dependent features.
Some integer typedefs for easier portability.
unsigned long long int ulonglong
Definition: my_inttypes.h:56
uint8_t uint8
Definition: my_inttypes.h:63
unsigned char uchar
Definition: my_inttypes.h:52
int64_t int64
Definition: my_inttypes.h:68
uint16_t uint16
Definition: my_inttypes.h:65
uint32_t uint32
Definition: my_inttypes.h:67
Common header for many mysys elements.
uint64_t table_map
Definition: my_table_map.h:30
#define NAME_CHAR_LEN
Field/table name length.
Definition: mysql_com.h:60
ABI for instrumented mutexes.
static char * path
Definition: mysqldump.cc:149
std::string str(const mysqlrouter::ConfigGenerator::Options::Endpoint &ep)
Definition: config_generator.cc:1073
static PFS_engine_table_share_proxy table
Definition: pfs.cc:61
Definition: buf0block_hint.cc:30
const std::string charset("charset")
The version of the current data dictionary table definitions.
Definition: dictionary_client.h:43
enum_table_type
Definition: abstract_table.h:53
bool length(const dd::Spatial_reference_system *srs, const Geometry *g1, double *length, bool *null) noexcept
Computes the length of linestrings and multilinestrings.
Definition: length.cc:76
Definition: column_statistics.h:34
Json_data_extension ext
Definition: backend.cc:52
size_t size(const char *const c)
Definition: base64.h:46
const char * table_name
Definition: rules_table_service.cc:56
const char * db_name
Definition: rules_table_service.cc:55
std::map< Key, Value, Compare, ut::allocator< std::pair< const Key, Value > > > map
Specialization of map which uses ut_allocator.
Definition: ut0new.h:2892
Performance schema instrumentation interface.
required string key
Definition: replication_asynchronous_connection_failover.proto:60
required uint32 status
Definition: replication_asynchronous_connection_failover.proto:61
repeated Source source
Definition: replication_asynchronous_connection_failover.proto:42
enum_stats_auto_recalc
Definition: handler.h:3192
row_type
Definition: handler.h:684
void free_blobs(TABLE *table)
Definition: table.cc:3374
LEX_CSTRING SLOW_LOG_NAME
Definition: table.cc:152
bool update_generated_write_fields(const MY_BITMAP *bitmap, TABLE *table)
Calculate data for each generated field marked for write in the corresponding column map.
Definition: table.cc:7245
I_P_List< Wait_for_flush, I_P_List_adapter< Wait_for_flush, &Wait_for_flush::next_in_share, &Wait_for_flush::prev_in_share > > Wait_for_flush_list
Definition: table.h:664
enum_open_type
Type of table which can be open for an element of table list.
Definition: table.h:2806
@ OT_TEMPORARY_OR_BASE
Definition: table.h:2807
@ OT_TEMPORARY_ONLY
Definition: table.h:2808
@ OT_BASE_ONLY
Definition: table.h:2809
static my_bitmap_map * tmp_use_all_columns(TABLE *table, MY_BITMAP *bitmap)
Definition: table.h:4172
int64 query_id_t
Definition: table.h:139
bool unpack_value_generator(THD *thd, TABLE *table, Value_generator **val_generator, Value_generator_source source, const char *source_name, Field *field, bool is_create_table, bool *error_reported)
Unpacks the definition of a value generator in all its forms: generated column, default expression or...
Definition: table.cc:2585
static void tmp_restore_column_map(MY_BITMAP *bitmap, my_bitmap_map *old)
Definition: table.h:4179
static void empty_record(TABLE *table)
Definition: table.h:2487
bool assert_invalid_stats_is_locked(const TABLE *)
Assert that caller holds lock on the table cache when TABLE::m_invalid_stats is accessed.
Definition: table.cc:8096
static my_bitmap_map * dbug_tmp_use_all_columns(TABLE *table, MY_BITMAP *bitmap)
Definition: table.h:4186
char * fn_rext(char *name)
Returns pointer to '.frm' extension of the file name.
Definition: table.cc:306
bool is_simple_order(ORDER *order)
Test if the order list consists of simple field expressions.
Definition: table.cc:7088
LEX_CSTRING MYSQL_SCHEMA_NAME
Definition: table.cc:143
enum enum_mdl_type mdl_type_for_dml(enum thr_lock_type lock_type)
Derive type of metadata lock to be requested for table used by a DML statement from the type of THR_L...
Definition: table.h:2795
bool create_key_part_field_with_prefix_length(TABLE *table, MEM_ROOT *root)
Create a copy of the key_info from TABLE_SHARE object to TABLE object.
Definition: table.cc:2807
bool is_user_table(TABLE *table)
return true if the table was created explicitly.
Definition: table.h:4376
bool check_column_name(const char *name)
Definition: table.cc:3736
bool assert_invalid_dict_is_locked(const TABLE *)
Assert that LOCK_thd_data is held when TABLE::m_invalid_dict is accessed.
Definition: table.cc:8083
void update_create_info_from_table(HA_CREATE_INFO *info, TABLE *form)
Definition: table.cc:3542
enum_view_algorithm
Strategy for how to process a view or derived table (merge or materialization)
Definition: table.h:2543
@ VIEW_ALGORITHM_TEMPTABLE
Definition: table.h:2545
@ VIEW_ALGORITHM_UNDEFINED
Definition: table.h:2544
@ VIEW_ALGORITHM_MERGE
Definition: table.h:2546
Mem_root_array_YY< LEX_CSTRING > Create_col_name_list
Definition: table.h:137
LEX_CSTRING MI_INFO_NAME
Definition: table.cc:158
bool is_infoschema_db(const char *name, size_t len)
Definition: table.h:4339
bool update_generated_read_fields(uchar *buf, TABLE *table, uint active_index=MAX_KEY)
Evaluate necessary virtual generated columns.
Definition: table.cc:7183
bool is_perfschema_db(const char *name, size_t len)
Definition: table.h:4349
Ident_name_check
Enumerate possible status of a identifier name while determining its validity.
Definition: table.h:189
Ident_name_check check_and_convert_db_name(LEX_STRING *db, bool preserve_lettercase)
Check if database name is valid, and convert to lower case if necessary.
Definition: table.cc:3670
LEX_CSTRING GENERAL_LOG_NAME
Definition: table.cc:149
const uchar * get_field_name(const uchar *arg, size_t *length)
LEX_CSTRING WORKER_INFO_NAME
Definition: table.cc:161
tmp_table_type
Definition: table.h:409
@ TRANSACTIONAL_TMP_TABLE
Definition: table.h:412
@ NON_TRANSACTIONAL_TMP_TABLE
Definition: table.h:411
@ INTERNAL_TMP_TABLE
Definition: table.h:413
@ NO_TMP_TABLE
Definition: table.h:410
@ SYSTEM_TMP_TABLE
Definition: table.h:414
int closefrm(TABLE *table, bool free_share)
Free information allocated by openfrm.
Definition: table.cc:3332
enum_table_category
Category of table found in the table share.
Definition: table.h:420
@ TABLE_CATEGORY_ACL_TABLE
A ACL metadata table.
Definition: table.h:588
@ TABLE_UNKNOWN_CATEGORY
Unknown value.
Definition: table.h:424
@ TABLE_CATEGORY_USER
User table.
Definition: table.h:459
@ TABLE_CATEGORY_RPL_INFO
Replication Information Tables.
Definition: table.h:556
@ TABLE_CATEGORY_INFORMATION
Information schema tables.
Definition: table.h:493
@ TABLE_CATEGORY_GTID
Gtid Table.
Definition: table.h:573
@ TABLE_CATEGORY_DICTIONARY
A data dictionary table.
Definition: table.h:581
@ TABLE_CATEGORY_PERFORMANCE
Performance schema tables.
Definition: table.h:537
@ TABLE_CATEGORY_LOG
Log tables.
Definition: table.h:515
@ TABLE_CATEGORY_SYSTEM
System table, maintained by the server.
Definition: table.h:471
@ TABLE_CATEGORY_TEMPORARY
Temporary table.
Definition: table.h:449
bool is_temporary_table(const Table_ref *tl)
Check if a Table_ref instance represents a pre-opened temporary table.
Definition: table.h:4402
enum_table_ref_type
Enumerate possible types of a table from re-execution standpoint.
Definition: table.h:176
@ TABLE_REF_VIEW
Definition: table.h:179
@ TABLE_REF_BASE_TABLE
Definition: table.h:180
@ TABLE_REF_I_S_TABLE
Definition: table.h:181
@ TABLE_REF_TMP_TABLE
Definition: table.h:182
@ TABLE_REF_NULL
Initial value set by the parser.
Definition: table.h:178
#define STATUS_DELETED
Reserved for use by multi-table delete. Means the row has been deleted.
Definition: table.h:1393
TABLE_CATEGORY get_table_category(const LEX_CSTRING &db, const LEX_CSTRING &name)
Definition: table.cc:312
uint add_pk_parts_to_sk(KEY *sk, uint sk_n, KEY *pk, uint pk_n, TABLE_SHARE *share, handler *handler_file, uint *usable_parts, bool use_extended_sk)
Generate extended secondary keys by adding primary key parts to the existing secondary key.
Definition: table.cc:814
bool can_call_position(const TABLE *table)
Definition: table.h:4529
#define STATUS_UPDATED
Reserved for use by multi-table update. Means the row has been updated.
Definition: table.h:1386
#define tmp_file_prefix
Prefix for tmp tables.
Definition: table.h:156
Lex_acl_attrib_udyn
This is generic enum.
Definition: table.h:2614
static const uint MYSQL_SCHEMA_DD_ID
Definition: table.h:4328
Bitmap< MAX_FIELDS > Field_map
Definition: table.h:1399
index_hint_type
Definition: table.h:1396
@ INDEX_HINT_FORCE
Definition: table.h:1396
@ INDEX_HINT_IGNORE
Definition: table.h:1396
@ INDEX_HINT_USE
Definition: table.h:1396
int create_table_share_for_upgrade(THD *thd, const char *path, TABLE_SHARE *share, FRM_context *frm_context, const char *db, const char *table, bool is_fix_view_cols_and_deps)
Create TABLE_SHARE from .frm file.
Definition: table.cc:7989
void append_unescaped(String *res, const char *pos, size_t length)
Store an SQL quoted string.
Definition: table.cc:3505
Ident_name_check check_table_name(const char *name, size_t length)
Function to check if table name is valid or not.
Definition: table.cc:3709
char * get_field(MEM_ROOT *mem, Field *field)
Allocate string field in MEM_ROOT and return it as NULL-terminated string.
Definition: table.cc:3604
LEX_CSTRING MYSQL_TABLESPACE_NAME
Definition: table.cc:146
static const uint MYSQL_TABLESPACE_DD_ID
Definition: table.h:4332
#define STATUS_NOT_STARTED
Flags for TABLE::m_status (maximum 8 bits).
Definition: table.h:1378
void setup_key_part_field(TABLE_SHARE *share, handler *handler_file, uint primary_key_n, KEY *keyinfo, uint key_n, uint key_part_n, uint *usable_parts, bool part_of_key_not_extended)
Setup key-related fields of Field object for given key and key part.
Definition: table.cc:739
void init_tmp_table_share(THD *thd, TABLE_SHARE *share, const char *key, size_t key_length, const char *table_name, const char *path, MEM_ROOT *mem_root)
Initialize share for temporary tables.
Definition: table.cc:468
enum enum_table_category TABLE_CATEGORY
Definition: table.h:590
LEX_CSTRING INFORMATION_SCHEMA_NAME
Definition: table.cc:136
void init_mdl_requests(Table_ref *table_list)
Helper function which allows to allocate metadata lock request objects for all elements of table list...
Definition: table.cc:6497
struct Table_share_foreign_key_info TABLE_SHARE_FOREIGN_KEY_INFO
static void dbug_tmp_restore_column_maps(MY_BITMAP *read_set, MY_BITMAP *write_set, my_bitmap_map **old)
Definition: table.h:4222
void repoint_field_to_record(TABLE *table, uchar *old_rec, uchar *new_rec)
Repoint a table's fields from old_rec to new_rec.
Definition: table.cc:7103
#define PLACEHOLDER_TABLE_ROW_ESTIMATE
Definition: table.h:159
void free_blob_buffers_and_reset(TABLE *table, uint32 size)
Reclaims temporary blob storage which is bigger than a threshold.
Definition: table.cc:3395
bool unpack_partition_info(THD *thd, TABLE *outparam, TABLE_SHARE *share, handlerton *engine_type, bool is_create_table)
Unpack the partition expression.
Definition: table.cc:2715
#define STATUS_NOT_FOUND
Means we were searching for a row and didn't find it.
Definition: table.h:1384
int open_table_from_share(THD *thd, TABLE_SHARE *share, const char *alias, uint db_stat, uint prgflag, uint ha_open_flags, TABLE *outparam, bool is_create_table, const dd::Table *table_def_param)
Open a table based on a TABLE_SHARE.
Definition: table.cc:2884
LEX_CSTRING PERFORMANCE_SCHEMA_DB_NAME
Definition: table.cc:139
#define STATUS_NULL_ROW
Means that table->null_row is set.
Definition: table.h:1391
ulong refresh_version
Definition: mysqld.cc:1371
static void dbug_tmp_restore_column_map(MY_BITMAP *bitmap, my_bitmap_map *old)
Definition: table.h:4197
#define restore_record(A, B)
Definition: table.h:151
int set_zone(int nr, int min_zone, int max_zone)
Definition: table.cc:3487
Ident_name_check check_db_name(const char *name, size_t length)
Check if database name is valid.
Definition: table.cc:3634
int rename_file_ext(const char *from, const char *to, const char *ext)
Definition: table.cc:3561
TABLE_SHARE * alloc_table_share(const char *db, const char *table_name, const char *key, size_t key_length, bool open_secondary)
Allocate and setup a TABLE_SHARE structure.
Definition: table.cc:377
void free_table_share(TABLE_SHARE *share)
Free table share and memory used by it.
Definition: table.cc:608
bool belongs_to_p_s(Table_ref *tl)
Check if the table belongs to the P_S, excluding setup and threads tables.
Definition: table.h:4367
bool assert_ref_count_is_locked(const TABLE_SHARE *)
Assert that the LOCK_open mutex is held when the reference count of a TABLE_SHARE is accessed.
Definition: table.cc:520
#define tmp_file_prefix_length
Definition: table.h:157
LEX_CSTRING RLI_INFO_NAME
Definition: table.cc:155
struct Table_share_foreign_key_parent_info TABLE_SHARE_FOREIGN_KEY_PARENT_INFO
File containing constants that can be used throughout the server.
constexpr const unsigned int MAX_KEY
Definition: sql_const.h:46
constexpr const size_t MAX_TABLES
Max tables in join.
Definition: sql_const.h:108
enum_mark_columns
Definition: sql_const.h:231
enum_mdl_type
Type of metadata lock request.
Definition: sql_lexer_yacc_state.h:106
@ MDL_SHARED_WRITE
Definition: sql_lexer_yacc_state.h:179
@ MDL_SHARED_WRITE_LOW_PRIO
Definition: sql_lexer_yacc_state.h:185
@ MDL_SHARED_READ
Definition: sql_lexer_yacc_state.h:169
int plan_idx
This represents the index of a JOIN_TAB/QEP_TAB in an array.
Definition: sql_opt_exec_shared.h:54
static MEM_ROOT mem
Definition: sql_servers.cc:100
case opt name
Definition: sslopt-case.h:29
Access paths are a query planning structure that correspond 1:1 to iterators, in that an access path ...
Definition: access_path.h:213
Definition: m_ctype.h:423
Struct that describes an expression selected from a derived table or view.
Definition: table.h:2569
Item * item
Points to an item that represents the expression.
Definition: table.h:2574
const char * name
Name of selected expression.
Definition: table.h:2576
The current state of the privilege checking process for the current user, SQL statement and SQL objec...
Definition: table.h:368
GRANT_INTERNAL_INFO m_internal
The grant state for internal tables.
Definition: table.h:406
GRANT_INFO()
Definition: table.cc:282
GRANT_TABLE * grant_table
A copy of the privilege information regarding the current host, database, object and user.
Definition: table.h:376
ulong privilege
The set of privileges that the current user has fulfilled for a certain host, database,...
Definition: table.h:404
uint version
Used for cache invalidation when caching privilege information.
Definition: table.h:392
State information for internal tables grants.
Definition: table.h:345
bool m_table_lookup_done
True if the internal lookup by table name was done.
Definition: table.h:351
const ACL_internal_table_access * m_table_access
Cached internal table access.
Definition: table.h:353
bool m_schema_lookup_done
True if the internal lookup by schema name was done.
Definition: table.h:347
const ACL_internal_schema_access * m_schema_access
Cached internal schema access.
Definition: table.h:349
Struct to hold information about the table that should be created.
Definition: handler.h:3201
Hook class which via its methods specifies which members of T should be used for participating in a i...
Definition: sql_plist.h:198
Definition of name for generated keys, owned by TABLE_SHARE.
Definition: table.h:691
char name[NAME_CHAR_LEN]
Definition: table.h:692
bool use_default_password_lifetime
Definition: table.h:2689
bool update_password_expired_column
Definition: table.h:2688
bool update_failed_login_attempts
Definition: table.h:2700
uint32 password_reuse_interval
Definition: table.h:2696
bool use_default_password_reuse_interval
Definition: table.h:2697
Lex_acl_attrib_udyn update_password_require_current
Definition: table.h:2704
uint failed_login_attempts
Definition: table.h:2699
bool update_password_reuse_interval
Definition: table.h:2698
bool update_password_history
Definition: table.h:2695
int password_lock_time
Definition: table.h:2701
bool update_account_locked_column
Definition: table.h:2691
bool update_password_expired_fields
Definition: table.h:2687
bool use_default_password_history
Definition: table.h:2694
bool update_password_lock_time
Definition: table.h:2702
bool account_locked
Definition: table.h:2692
void cleanup()
Definition: table.h:2705
uint16 expire_after_days
Definition: table.h:2690
uint32 password_history_length
Definition: table.h:2693
bool modify_factor
Definition: table.h:2643
LEX_CSTRING generated_password
Definition: table.h:2624
LEX_CSTRING auth
Definition: table.h:2623
bool uses_identified_with_clause
Definition: table.h:2636
bool uses_authentication_string_clause
Definition: table.h:2635
bool finish_registration
Definition: table.h:2656
LEX_CSTRING plugin
Definition: table.h:2622
LEX_CSTRING client_plugin
Definition: table.h:2626
void copy(LEX_MFA *m, MEM_ROOT *alloc)
Definition: table.cc:7393
bool uses_identified_by_clause
Definition: table.h:2634
bool drop_factor
Definition: table.h:2645
bool init_registration
Definition: table.h:2654
uint nth_factor
Definition: table.h:2627
bool requires_registration
Definition: table.h:2650
LEX_CSTRING challenge_response
Definition: table.h:2625
bool add_factor
Definition: table.h:2641
bool has_password_generator
Definition: table.h:2637
LEX_MFA()
Definition: table.h:2658
bool unregister
Definition: table.h:2652
void reset()
Definition: table.h:2659
bool passwordless
Definition: table.h:2639
bool retain_current_password
Definition: table.h:2735
LEX_ALTER alter_status
Definition: table.h:2737
List< LEX_MFA > mfa_list
Definition: table.h:2740
bool uses_replace_clause
Definition: table.h:2734
LEX_CSTRING host
Definition: table.h:2732
static LEX_USER * alloc(THD *thd)
Definition: table.cc:7429
void init()
Definition: table.h:2743
LEX_CSTRING current_auth
Definition: table.h:2733
bool with_initial_auth
Definition: table.h:2741
LEX_CSTRING user
Definition: table.h:2731
LEX_MFA first_factor_auth_info
Definition: table.h:2739
LEX_USER()
Definition: table.h:2770
bool discard_old_password
Definition: table.h:2736
bool add_mfa_identifications(LEX_MFA *factor2, LEX_MFA *factor3=nullptr)
Definition: table.cc:7436
The LEX object currently serves three different purposes:
Definition: sql_lex.h:3822
Definition: thr_lock.h:99
thr_lock_type type
Definition: thr_lock.h:100
@ TABLE
Definition: mdl.h:405
The MEM_ROOT is a simple arena, where allocations are carved out of larger blocks.
Definition: my_alloc.h:83
void ClearForReuse()
Similar to Clear(), but anticipates that the block will be reused for further allocations.
Definition: my_alloc.cc:190
Definition: mysql_lex_string.h:40
const char * str
Definition: mysql_lex_string.h:41
size_t length
Definition: mysql_lex_string.h:42
Definition: mysql_lex_string.h:35
Definition: my_bitmap.h:43
my_bitmap_map * bitmap
Definition: my_bitmap.h:44
Struct NESTED_JOIN is used to represent how tables are connected through outer join operations and se...
Definition: nested_join.h:78
uint32 locked
Definition: table.h:4169
char * table
Definition: table.h:4168
OPEN_TABLE_LIST * next
Definition: table.h:4167
uint32 in_use
Definition: table.h:4169
char * db
Definition: table.h:4168
const char * used_alias
Tells whether this ORDER element was referenced with an alias or with an expression in the query,...
Definition: table.h:323
char * buff
Definition: table.h:334
bool is_item_original() const
Definition: table.h:287
Item_rollup_group_item * rollup_item
Definition: table.h:312
bool in_field_list
Definition: table.h:316
Item * item_initial
The initial ordering expression.
Definition: table.h:302
ORDER * next
Definition: table.h:289
MY_BITMAP * grouping_set_info
If the query block includes non-primitive grouping, then these modifiers are represented as grouping ...
Definition: table.h:297
enum_order direction
Definition: table.h:314
Item ** item
Points at the item in the select fields.
Definition: table.h:310
table_map depend_map
Definition: table.h:335
Field * field_in_tmp_table
When GROUP BY is implemented with a temporary table (i.e.
Definition: table.h:333
table_map used
Definition: table.h:335
bool is_explicit
Definition: table.h:336
A struct that contains execution time state used for partial update of JSON columns.
Definition: table.cc:7484
int value
Definition: table.h:2514
const char * field_name
This is used as column name.
Definition: table.h:2500
enum_field_types field_type
This denotes data type for the column.
Definition: table.h:2513
const char * old_name
Definition: table.h:2524
uint open_method
Definition: table.h:2525
uint field_flags
This is used to set column attributes.
Definition: table.h:2523
uint field_length
For string-type columns, this is the maximum number of characters.
Definition: table.h:2507
int(* process_table)(THD *thd, Table_ref *tables, TABLE *table, bool res, LEX_CSTRING db_name, LEX_CSTRING table_name)
Definition: table.h:2535
int(* fill_table)(THD *thd, Table_ref *tables, Item *cond)
Definition: table.h:2532
ST_FIELD_INFO * fields_info
Definition: table.h:2530
int(* old_format)(THD *thd, ST_SCHEMA_TABLE *schema_table)
Definition: table.h:2534
bool hidden
Definition: table.h:2537
const char * table_name
Definition: table.h:2529
const TABLE_FIELD_TYPE * field
Definition: table.h:602
uint count
Definition: table.h:601
LEX_CSTRING cset
Definition: table.h:597
LEX_CSTRING name
Definition: table.h:595
LEX_CSTRING type
Definition: table.h:596
This structure is shared between different table objects.
Definition: table.h:700
ulong stored_rec_length
Definition: table.h:801
uint next_number_index
Definition: table.h:918
Key_map keys_in_use
The set of indexes that are not disabled for this table.
Definition: table.h:792
TABLE_SHARE_FOREIGN_KEY_PARENT_INFO * foreign_key_parent
Definition: table.h:1037
bool visit_subgraph(Wait_for_flush *waiting_ticket, MDL_wait_for_graph_visitor *gvisitor)
Traverse portion of wait-for graph which is reachable through this table share in search for deadlock...
Definition: table.cc:3915
Table_cache_element ** cache_element
Array of table_cache_instances pointers to elements of table caches respresenting this table in each ...
Definition: table.h:745
MEM_ROOT mem_root
Definition: table.h:726
bool is_primary_engine() const
Does this TABLE_SHARE represent a table in a primary storage engine?
Definition: table.h:1244
void destroy()
Release resources and free memory occupied by the table share.
Definition: table.cc:542
TABLE_SHARE_FOREIGN_KEY_INFO * foreign_key
Definition: table.h:1035
bool is_secondary_engine() const
Does this TABLE_SHARE represent a table in a secondary storage engine?
Definition: table.h:1247
uint stats_sample_pages
Definition: table.h:838
handlerton * db_type() const
Definition: table.h:806
Table_histograms_collection * m_histograms
Definition: table.h:721
LEX_STRING comment
Definition: table.h:754
Handler_share * ha_share
Main handler's share.
Definition: table.h:1000
MEM_ROOT * alloc_for_tmp_file_handler
Used to allocate new handler for internal temporary table when the size limitation of the primary sto...
Definition: table.h:731
enum_stats_auto_recalc stats_auto_recalc
Definition: table.h:841
const char * tablespace
Definition: table.h:950
partition_info * m_part_info
Partition meta data.
Definition: table.h:970
LEX_STRING compress
Definition: table.h:755
const TABLE_FIELD_DEF * table_field_def_cache
Cache the checked structure of this table.
Definition: table.h:997
uint column_bitmap_size
Definition: table.h:922
ulong mysql_version
Definition: table.h:799
uint max_tmp_key_parts
For materialized derived tables: allocated size of base_key_parts array of all TABLE objects.
Definition: table.h:879
uint total_key_length
Definition: table.h:853
TYPELIB keynames
Definition: table.h:733
uchar * default_values
Definition: table.h:753
LEX_STRING encrypt_type
Definition: table.h:756
PSI_table_share * m_psi
Instrumentation for this table share.
Definition: table.h:1003
bool is_missing_primary_key() const
Determine if the table is missing a PRIMARY KEY.
Definition: table.h:1191
bool db_low_byte_first
Definition: table.h:928
Schema_read_only
Schema's read only mode - ON (true) or OFF (false).
Definition: table.h:1050
LEX_CSTRING table_cache_key
Definition: table.h:777
unsigned int m_ref_count
How many TABLE objects use this TABLE_SHARE.
Definition: table.h:1262
unsigned long version() const
Returns the version of this TABLE_SHARE.
Definition: table.h:1101
uint max_unique_length
Definition: table.h:852
tmp_table_type tmp_table
Definition: table.h:820
unsigned long m_version
TABLE_SHARE version, if changed the TABLE_SHARE must be reopened.
Definition: table.h:1269
uint find_first_unused_tmp_key(const Key_map &k)
For a materialized derived table: informs the share that certain not-yet-used keys are going to be us...
Definition: table.cc:6041
int cached_row_logging_check
Definition: table.h:940
ulong reclength
Definition: table.h:800
uint varchar_fields
Definition: table.h:865
uint next_number_keypart
Definition: table.h:920
bool secondary_load
Secondary engine load status.
Definition: table.h:761
uint tmp_handler_count
Only for internal temporary tables.
Definition: table.h:827
Field ** field
Definition: table.h:748
ulong avg_row_length
Definition: table.h:798
plugin_ref db_plugin
Definition: table.h:805
LEX_CSTRING table_name
Definition: table.h:779
const dd::View * view_object
View object holding view definition read from DD.
Definition: table.h:1015
uint db_create_options
Bitmap with flags representing some of table options/attributes.
Definition: table.h:905
uint rec_buff_length
Definition: table.h:846
uint blob_fields
Definition: table.h:864
uint max_tmp_keys
For materialized derived tables: allocated size of key_info array.
Definition: table.h:874
LEX_STRING connect_string
Definition: table.h:782
Field ** found_next_number_field
Definition: table.h:749
ha_rows min_rows
Definition: table.h:797
bool is_referenced_by_foreign_key() const
Returns whether this table is referenced by a foreign key.
Definition: table.h:1258
uint foreign_keys
Arrays with descriptions of foreign keys in which this table participates as child or parent.
Definition: table.h:1034
Schema_read_only schema_read_only
Definition: table.h:1051
bool wait_for_old_version(THD *thd, struct timespec *abstime, uint deadlock_weight)
Wait until the subject share is removed from the table definition cache and make sure it's destroyed.
Definition: table.cc:4009
uint fields
Definition: table.h:845
uint tmp_open_count
Only for internal temporary tables.
Definition: table.h:833
Key_name * key_names
Array of names for generated keys, used for materialized derived tables.
Definition: table.h:884
Key_map keys_for_keyread
Definition: table.h:796
char * partition_info_str
Storing the full partitioning clause (PARTITION BY ...) which is used when creating new partition_inf...
Definition: table.h:984
TABLE_SHARE(unsigned long version, bool secondary)
Create a new TABLE_SHARE with the given version number.
Definition: table.h:709
uint null_bytes
Definition: table.h:844
bool system
Definition: table.h:927
bool is_view
Definition: table.h:930
ulonglong get_table_ref_version() const
Return a table metadata version.
Definition: table.cc:4082
uint rowid_field_offset
Definition: table.h:915
uint max_key_length
Definition: table.h:851
ulong * base_rec_per_key
Records per key array, used for materialized derived tables.
Definition: table.h:890
bool has_secondary_engine() const
Does this TABLE_SHARE represent a primary table that has a shadow copy in a secondary storage engine?
Definition: table.h:1253
bool is_distinct
Whether this is a temporary table that already has a UNIQUE index (removing duplicate rows on insert)...
Definition: table.h:861
dd::Table * tmp_table_def
Data-dictionary object describing explicit temporary table represented by this share.
Definition: table.h:1023
TABLE_SHARE * next
Definition: table.h:736
LEX_STRING path
Definition: table.h:780
bool m_open_in_progress
Definition: table.h:931
uint next_number_key_offset
Definition: table.h:919
uint keys
Definition: table.h:847
Key_map visible_indexes
The set of visible and enabled indexes for this table.
Definition: table.h:795
uint foreign_key_parents
Definition: table.h:1036
bool has_old_version() const
Is this table share being expelled from the table definition cache?
Definition: table.h:1111
mysql_mutex_t LOCK_ha_data
Definition: table.h:735
Wait_for_flush_list m_flush_tickets
List of tickets representing threads waiting for the share to be flushed.
Definition: table.h:1008
void clear_version()
Set the version of this TABLE_SHARE to zero.
Definition: table.cc:531
uint gen_def_field_count
Number of fields having the default value generated.
Definition: table.h:926
MY_BITMAP all_set
Definition: table.h:766
unsigned int ref_count() const
How many TABLE objects use this TABLE_SHARE.
Definition: table.h:1217
uint last_null_bit_pos
Definition: table.h:844
TABLE_CATEGORY table_category
Category of this table.
Definition: table.h:724
bool error
Definition: table.h:921
unsigned int decrement_ref_count()
Decrement the reference count by one.
Definition: table.h:1236
const CHARSET_INFO * table_charset
Definition: table.h:763
unsigned int increment_ref_count()
Increment the reference count by one.
Definition: table.h:1226
mysql::binlog::event::Table_id table_map_id
Definition: table.h:932
bool auto_partitioned
Filled in when reading from frm.
Definition: table.h:977
void set_table_cache_key(char *key_buff, const char *key, size_t key_length)
Set share's table cache key and update its db and table name appropriately.
Definition: table.h:1093
void set_table_cache_key(char *key_buff, size_t key_length)
Set share's table cache key and update its db and table name appropriately.
Definition: table.h:1067
ulonglong autoextend_size
Definition: table.h:803
uint primary_key
Definition: table.h:917
ha_storage_media default_storage_media
Definition: table.h:947
rec_per_key_t * base_rec_per_key_float
Records per key array, float rep., used for materialized derived tables.
Definition: table.h:896
bool m_secondary_engine
Does this TABLE_SHARE represent a table in a secondary storage engine?
Definition: table.h:1273
std::uint32_t key_block_size
Definition: table.h:837
bool crashed
Definition: table.h:929
Key_map usable_indexes(const THD *thd) const
The set of indexes that the optimizer may use when creating an execution plan.
Definition: table.cc:505
LEX_CSTRING normalized_path
Definition: table.h:781
uint key_parts
Definition: table.h:848
uint vfields
Number of generated fields.
Definition: table.h:924
enum enum_table_ref_type get_table_ref_type() const
Convert unrelated members of TABLE_SHARE to one enum representing its type.
Definition: table.h:1119
uint db_options_in_use
Bitmap with flags representing some of table options/attributes which are in use by storage engine.
Definition: table.h:914
ha_rows max_rows
Definition: table.h:797
ulonglong get_table_def_version() const
Definition: table.h:1098
TYPELIB * intervals
Definition: table.h:734
uint first_unused_tmp_key
For materialized derived tables;.
Definition: table.h:870
TABLE_SHARE ** prev
Definition: table.h:736
uint null_fields
Definition: table.h:863
LEX_CSTRING secondary_engine
Secondary storage engine.
Definition: table.h:759
KEY * key_info
Definition: table.h:750
uint partition_info_str_len
Definition: table.h:985
LEX_CSTRING db
Definition: table.h:778
LEX_CSTRING engine_attribute
Definition: table.h:784
LEX_CSTRING secondary_engine_attribute
Definition: table.h:785
uint * blob_field
Definition: table.h:751
enum row_type real_row_type
Real row format used for the table by the storage engine.
Definition: table.h:819
Sql_check_constraint_share_list * check_constraint_share_list
Definition: table.h:1040
Query_block * owner_of_possible_tmp_keys
For materialized derived tables;.
Definition: table.h:1026
void mark_columns_used_by_index(uint index)
Definition: table.cc:5495
bool materialized
For a materializable derived or SJ table: true if has been materialized.
Definition: table.h:1883
void mark_generated_columns(bool is_update)
Update the write/read_set for generated columns when doing update and insert operation.
Definition: table.cc:6227
class QEP_TAB * qep_tab
Definition: table.h:1887
bool m_invalid_dict
This TABLE object is invalid and cannot be reused.
Definition: table.h:1863
query_id_t query_id
Definition: table.h:1735
bool force_index_order
Flag set when the statement contains FORCE INDEX FOR ORDER BY See Table_ref::process_index_hints().
Definition: table.h:1797
void column_bitmaps_set_no_signal(MY_BITMAP *read_set_arg, MY_BITMAP *write_set_arg)
Definition: table.h:1961
void mark_columns_needed_for_update(THD *thd, bool mark_binlog_columns)
Mark columns needed for doing an update of a row.
Definition: table.cc:5663
const char * alias
alias or table name
Definition: table.h:1636
partition_info * part_info
Definition: table.h:1922
uint8 m_status
Definition: table.h:1775
bool key_read
If set, the optimizer has found that row retrieval should access index tree only.
Definition: table.h:1812
bool no_replicate
If set, indicate that the table is not replicated by the server.
Definition: table.h:1821
class JOIN_TAB * join_tab
Definition: table.h:1886
void set_no_row()
Set status for row buffer: contains no row.
Definition: table.h:2094
void mark_columns_needed_for_insert(THD *thd)
Definition: table.cc:6171
Field ** vfield
Pointer to generated columns.
Definition: table.h:1508
void clear_column_bitmaps(void)
Definition: table.cc:5395
uint tmp_table_seq_id
Internal tmp table sequential number.
Definition: table.h:1936
TABLE ** cache_prev
Definition: table.h:1418
Key_map covering_keys
Definition: table.h:1464
uchar * null_flags
Pointer to the null flags of record[0].
Definition: table.h:1637
Key_map keys_in_use_for_group_by
Definition: table.h:1495
Key_map keys_in_use_for_query
Definition: table.h:1493
Field_longlong * set_counter()
Definition: table.h:1623
void set_storage_handler(handler *file_arg)
Set storage handler for temporary table.
Definition: table.h:2024
bool has_null_row() const
Definition: table.h:2147
Record_buffer m_record_buffer
Buffer for use in multi-row reads. Initially empty.
Definition: table.h:1458
void set_deleted()
Set the contents of table to be "deleted", ie "not created", after having deleted the contents.
Definition: table.h:2044
Set_operator_type m_set_op_type
Holds the set operation type.
Definition: table.h:1572
void set_created()
Set the table as "created", and enable flags in storage engine that could not be enabled without an i...
Definition: table.cc:6158
void use_all_columns()
Definition: table.h:1966
bool has_updated_row() const
Definition: table.h:2150
TABLE * cache_next
Links for the lists of used/unused TABLE objects for the particular table in the specific instance of...
Definition: table.h:1418
Set_operator_type set_op_type()
Returns the set operation type.
Definition: table.h:1587
void blobs_need_not_keep_old_value()
Virtual fields of type BLOB have a flag m_keep_old_value.
Definition: table.cc:8012
Table_ref * pos_in_table_list
Definition: table.h:1632
void set_set_op(Field_longlong *set_counter, bool except, bool distinct)
Initialize the set counter field pointer and the type of set operation other than UNION*.
Definition: table.h:1614
ORDER * group
Definition: table.h:1635
bool has_binary_diff_columns() const
Does this table have any columns that can be updated using partial update in the current row?
Definition: table.cc:7605
void set_use_hash_map(bool use_hash_map)
Definition: table.h:1580
void mark_columns_per_binlog_row_image(THD *thd)
Definition: table.cc:5735
ha_rows quick_condition_rows
Definition: table.h:1757
THD * in_use
The current session using this table object.
Definition: table.h:1447
void disable_logical_diffs_for_current_row(const Field *field) const
Temporarily disable collection of Json_diff objects describing the logical changes of a JSON column i...
Definition: table.cc:7840
MY_BITMAP * fields_set_during_insert
A pointer to the bitmap of table fields (columns), which are explicitly set in the INSERT INTO statem...
Definition: table.h:1715
void mark_columns_needed_for_delete(THD *thd)
Definition: table.cc:5586
ha_rows quick_rows[MAX_KEY]
Definition: table.h:1741
thr_lock_type lock_type
Definition: table.h:1888
bool null_row
Definition: table.h:1782
uint lock_data_start
Definition: table.h:1760
bool const_table
Definition: table.h:1804
MY_BITMAP read_set_internal
A bitmap of fields that are explicitly referenced by the query.
Definition: table.h:1702
struct TABLE::@187 reginfo
bool is_marked_for_partial_update(const Field *field) const
Has this column been marked for partial update?
Definition: table.cc:7599
bool force_index_group
Flag set when the statement contains FORCE INDEX FOR GROUP BY See Table_ref::process_index_hints().
Definition: table.h:1803
bool has_storage_handler() const
Definition: table.h:2021
bool open_by_handler
Definition: table.h:1823
void bind_value_generators_to_fields()
Bind all the table's value generator columns in all the forms: stored/virtual GC, default expressions...
Definition: table.cc:4274
Table_ref * pos_in_locked_tables
Definition: table.h:1634
void disable_binary_diffs_for_current_row(const Field *field)
Temporarily disable collection of binary diffs for a column in the current row.
Definition: table.cc:7587
void set_keyread(bool flag)
Definition: table.cc:6147
bool index_contains_some_virtual_gcol(uint index_no) const
Check whether the given index has a virtual generated columns.
Definition: table.h:2008
uint db_stat
Definition: table.h:1762
bool is_logical_diff_enabled(const Field *field) const
Is partial update using logical diffs enabled on this JSON column?
Definition: table.cc:7818
bool has_invalid_dict() const
Definition: table.h:1979
bool has_invalid_stats()
Definition: table.h:1984
uchar * insert_values
Definition: table.h:1455
ptrdiff_t default_values_offset() const
Definition: table.h:2016
uchar * record[2]
Definition: table.h:1452
void invalidate_dict()
Definition: table.cc:8059
void mark_auto_increment_column(void)
Mark auto-increment fields as used fields in both read and write maps.
Definition: table.cc:5555
bool alias_name_used
Definition: table.h:1841
bool fill_item_list(mem_root_deque< Item * > *item_list) const
Create Item_field for each column in the table.
Definition: table.cc:4331
bool impossible_range
Definition: table.h:1894
bool is_binary_diff_enabled(const Field *field) const
Is partial update using binary diffs enabled on this JSON column?
Definition: table.cc:7812
void invalidate_stats()
Definition: table.cc:8070
Cost_model_table m_cost_model
Cost model object for operations on this table.
Definition: table.h:1929
bool should_binlog_drop_if_temp_flag
This flag decides whether or not we should log the drop temporary table command.
Definition: table.h:2256
void cleanup_value_generator_items()
Clean any state in items associated with generated columns to be ready for the next statement.
Definition: table.cc:4300
bool m_deduplicate_with_hash_map
If false, any de-duplication happens via an index on this table (e.g.
Definition: table.h:1557
Field_longlong * m_set_counter
The set counter.
Definition: table.h:1544
void init_cost_model(const Cost_model_server *cost_model_server)
Initialize the optimizer cost model.
Definition: table.h:2181
bool not_exists_optimize
Definition: table.h:1889
bool force_index
Definition: table.h:1791
void init(THD *thd, Table_ref *tl)
Initialize TABLE instance (newly created, or coming either from table cache or THD::temporary_tables ...
Definition: table.cc:4109
bool is_except() const
Definition: table.h:1600
MY_BITMAP * read_set
The read set contains the set of columns that the execution engine needs to process the query.
Definition: table.h:1684
bool should_binlog_drop_if_temp(void) const
Definition: table.cc:8027
bool get_fields_in_item_tree
Definition: table.h:1842
uint visible_field_count() const
Definition: table.h:1991
const Binary_diff_vector * get_binary_diffs(const Field *field) const
Get the list of binary diffs that have been collected for a given column in the current row,...
Definition: table.cc:7696
void mark_check_constraint_columns(bool is_update)
Update the read_map with columns needed for check constraint evaluation when doing update and insert ...
Definition: table.cc:6287
int current_lock
Definition: table.h:1763
void move_tmp_key(int old_idx, bool modify_share)
For a materialized derived table: moves a KEY definition from a position to the first not-yet-used po...
Definition: table.cc:6064
uint quick_n_ranges[MAX_KEY]
Definition: table.h:1747
TABLE * next
Definition: table.h:1408
bool add_binary_diff(const Field *field, size_t offset, size_t length)
Add a binary diff for a column that is updated using partial update.
Definition: table.cc:7701
bool m_invalid_stats
This TABLE object is invalid and cannot be reused as it has outdated rec_per_key and handler stats.
Definition: table.h:1872
bool empty_result_table()
Empties internal temporary table (deletes rows, closes scan)
Definition: table.cc:8031
void cleanup_partial_update()
Clean up state used for partial update of JSON columns.
Definition: table.cc:7666
uint lock_position
Definition: table.h:1759
Key_map quick_keys
Definition: table.h:1465
void restore_null_flags()
Restore the NULL flags of the current row from the designated buffer.
Definition: table.h:2167
Table_trigger_dispatcher * triggers
Definition: table.h:1631
bool no_keyread
Certain statements which need the full row, set this to ban index-only access.
Definition: table.h:1817
bool is_intersect() const
Definition: table.h:1595
void set_tmp_table_seq_id(uint arg)
Definition: table.h:2210
Partial_update_info * m_partial_update_info
Object which contains execution time state used for partial update of JSON columns.
Definition: table.h:2250
void set_binlog_drop_if_temp(bool should_binlog)
Set the variable should_binlog_drop_if_temp_flag, so that the logging of temporary tables can be deci...
Definition: table.cc:8023
void mark_gcol_in_maps(const Field *field)
Adds a generated column and its dependencies to the read_set/write_set bitmaps.
Definition: table.cc:7265
void set_deleted_row()
Set "deleted" property for the current row.
Definition: table.h:2138
void reset_null_row()
Clear "null row" status for the current row.
Definition: table.h:2126
Field ** gen_def_fields_ptr
Pointer to fields having the default value generated.
Definition: table.h:1510
MY_BITMAP fields_for_functional_indexes
A bitmap marking the hidden generated columns that exists for functional indexes.
Definition: table.h:1435
void set_not_started()
Life cycle of the row buffer is as follows:
Definition: table.h:2074
const histograms::Histogram * find_histogram(uint field_index) const
Find the histogram for the given field index.
Definition: table.cc:7852
SortingIterator * sorting_iterator
Not owned by the TABLE; used only from filesort_free_buffers().
Definition: table.h:1914
bool m_last_operation_is_distinct
If m_set_counter is set: true if last block has DISTINCT semantics, either because it is marked as su...
Definition: table.h:1551
key_part_map const_key_parts[MAX_KEY]
Definition: table.h:1744
Field ** field
Definition: table.h:1448
bool alloc_tmp_keys(uint new_key_count, uint new_key_part_count, bool modify_share)
Allocate space for keys, for a materialized derived table.
Definition: table.cc:5817
MEM_ROOT mem_root
Definition: table.h:1902
void column_bitmaps_set(MY_BITMAP *read_set_arg, MY_BITMAP *write_set_arg)
Definition: table.cc:7295
bool uses_hash_map() const
Definition: table.h:1584
uint hidden_field_count
Count of hidden fields, if internal temporary table; 0 otherwise.
Definition: table.h:1450
bool is_nullable() const
Return whether table is nullable.
Definition: table.h:2049
MY_BITMAP tmp_set
Definition: table.h:1642
MDL_ticket * mdl_ticket
Definition: table.h:1925
bool has_gcol() const
Definition: table.h:2052
bool all_partitions_pruned_away
Definition: table.h:1924
MY_BITMAP def_read_set
Definition: table.h:1642
String * get_partial_update_buffer()
Get a buffer that can be used to hold the partially updated column value while performing partial upd...
Definition: table.cc:7672
bool setup_partial_update()
Definition: table.cc:7637
bool has_deleted_row() const
Definition: table.h:2153
bool check_read_removal(uint index)
Read removal is possible if the selected quick read method is using full unique index.
Definition: table.cc:7057
const Json_diff_vector * get_logical_diffs(const Field_json *field) const
Get the list of JSON diffs that have been collected for a given column in the current row,...
Definition: table.cc:7806
KEY_PART_INFO * base_key_parts
Key part array for generated keys, used for materialized derived tables.
Definition: table.h:1503
bool is_started() const
Definition: table.h:2080
Set_operator_type
Definition: table.h:1560
@ SOT_EXCEPT_DISTINCT
Definition: table.h:1567
@ SOT_NONE
Definition: table.h:1561
@ SOT_UNION_ALL
Definition: table.h:1562
@ SOT_INTERSECT_ALL
Definition: table.h:1564
@ SOT_INTERSECT_DISTINCT
Definition: table.h:1565
@ SOT_UNION_DISTINCT
Definition: table.h:1563
@ SOT_EXCEPT_ALL
Definition: table.h:1566
MY_BITMAP cond_set
Definition: table.h:1651
void mark_columns_used_by_index_no_reset(uint index, MY_BITMAP *map, uint key_parts=0) const
mark columns used by key, but don't reset other fields
Definition: table.cc:5533
void reset()
Reset state of fields after optimization and execution.
Definition: table.cc:4179
MY_BITMAP pack_row_tmp_set
Definition: table.h:1642
void default_column_bitmaps()
Definition: table.h:1969
void drop_unused_tmp_keys(bool modify_share)
For a materialized derived table: after move_tmp_key() has moved all definitions of used KEYs,...
Definition: table.cc:6121
void clear_partial_update_diffs()
Clear the diffs that have been collected for partial update of JSON columns, and re-enable partial up...
Definition: table.cc:7677
void set_null_row()
Set current row as "null row", for use in null-complemented outer join.
Definition: table.h:2119
handler * get_primary_handler() const
Returns the primary engine handler for the table.
Definition: table.cc:7302
Sql_table_check_constraint_list * table_check_constraint_list
Definition: table.h:1766
Key_map possible_quick_keys
Definition: table.h:1480
bool created
For tmp tables.
Definition: table.h:1879
bool has_row() const
Definition: table.h:2144
const Cost_model_table * cost_model() const
Return the cost model object for this table.
Definition: table.h:2188
Field * next_number_field
Definition: table.h:1505
void update_const_key_parts(Item *conds)
Update TABLE::const_key_parts for single table UPDATE/DELETE query.
Definition: table.cc:7027
void save_null_flags()
Save the NULL flags of the current row into the designated buffer.
Definition: table.h:2162
Field * found_next_number_field
Definition: table.h:1506
Key_map keys_in_use_for_order_by
Definition: table.h:1497
void set_row_status_from_handler(int status)
Set "row found" status from handler result.
Definition: table.h:2104
Field ** visible_field_ptr() const
Definition: table.h:1989
uchar * null_flags_saved
Saved null_flags while null_row is true.
Definition: table.h:1638
uchar * write_row_record
Definition: table.h:1453
ha_rows m_limit_rows
A priori unlimited.
Definition: table.h:1536
MY_BITMAP def_write_set
Definition: table.h:1642
bool is_union_or_table() const
Test if this tmp table stores the result of a UNION set operation or a single table.
Definition: table.h:1578
uint lock_count
Definition: table.h:1761
Field * hash_field
Field used by unique constraint.
Definition: table.h:1512
MY_BITMAP def_fields_set_during_insert
Bitmap of table fields (columns), which are explicitly set in the INSERT INTO statement.
Definition: table.h:1660
bool mark_column_for_partial_update(const Field *field)
Mark a given column as one that can potentially be updated using partial update during execution of a...
Definition: table.cc:7572
Field * fts_doc_id_field
Definition: table.h:1628
bool autoinc_field_has_explicit_non_null_value
To indicate that value of the auto_increment field was provided explicitly by the user or from some o...
Definition: table.h:1840
KEY * key_info
Definition: table.h:1498
bool init_tmp_table(THD *thd, TABLE_SHARE *share, MEM_ROOT *m_root, CHARSET_INFO *charset, const char *alias, Field **fld, uint *blob_fld, bool is_virtual)
Initialize table as internal tmp table.
Definition: table.cc:4224
void set_found_row()
Set status for row buffer: contains row.
Definition: table.h:2083
void mark_column_used(Field *field, enum enum_mark_columns mark)
Mark column as either read or written (or none) according to mark_used.
Definition: table.cc:5452
void set_nullable()
Set table as nullable, ie it is inner wrt some outer join.
Definition: table.h:2046
Blob_mem_storage * blob_storage
Initialized in Item_func_group_concat::setup for appropriate temporary table if GROUP_CONCAT is used ...
Definition: table.h:1908
void set_updated_row()
Set "updated" property for the current row.
Definition: table.h:2132
TABLE * prev
Definition: table.h:1408
void prepare_for_position(void)
Tell handler we are going to call position() and rnd_pos() later.
Definition: table.cc:5427
TABLE_SHARE * s
Definition: table.h:1406
bool has_columns_marked_for_partial_update() const
Does this table have any columns that were marked with mark_column_for_partial_update()?
Definition: table.cc:7657
MY_BITMAP * m_partial_update_columns
Bitmap that tells which columns are eligible for partial update in an update statement.
Definition: table.h:2241
bool copy_blobs
Definition: table.h:1784
void add_logical_diff(const Field_json *field, const Json_seekable_path &path, enum_json_diff_operation operation, const Json_wrapper *new_value)
Add a logical JSON diff describing a logical change to a JSON column in partial update.
Definition: table.cc:7776
bool is_distinct() const
Definition: table.h:1605
bool add_tmp_key(Field_map *key_parts, bool invisible, bool modify_share)
Add one key to a materialized derived table.
Definition: table.cc:5932
SortingIterator * duplicate_removal_iterator
Definition: table.h:1915
void update_covering_prefix_keys(Field *field, uint16 key_read_length, Key_map *covering_prefix_keys)
Update covering keys depending on max read key length.
Definition: table.cc:8043
bool nullable
If true, this table is inner w.r.t.
Definition: table.h:1773
Key_map merge_keys
Definition: table.h:1468
Sort_result unique_result
The result of applying a unique operation (by row ID) to the table, if done.
Definition: table.h:1921
bool is_created() const
Return true if table is instantiated, and false otherwise.
Definition: table.h:2033
uint quick_key_parts[MAX_KEY]
Definition: table.h:1746
MY_BITMAP * write_set
Definition: table.h:1686
bool no_rows
True if writes to this table should not write rows and just write keys.
Definition: table.h:1806
LEX_CSTRING referenced_table_db
Definition: table.h:667
dd::Foreign_key::enum_rule delete_rule
Definition: table.h:674
LEX_CSTRING unique_constraint_name
Name of unique key matching FK in parent table, "" if there is no unique key.
Definition: table.h:673
LEX_CSTRING * column_name
Arrays with names of referencing columns of the FK.
Definition: table.h:679
uint columns
Definition: table.h:675
dd::Foreign_key::enum_rule update_rule
Definition: table.h:674
LEX_CSTRING referenced_table_name
Definition: table.h:668
dd::Foreign_key::enum_rule delete_rule
Definition: table.h:685
dd::Foreign_key::enum_rule update_rule
Definition: table.h:685
LEX_CSTRING referencing_table_name
Definition: table.h:684
LEX_CSTRING referencing_table_db
Definition: table.h:683
handlerton is a singleton structure - one instance per storage engine - to provide access to storage ...
Definition: handler.h:2733
An instrumented mutex structure.
Definition: mysql_mutex_bits.h:50
Definition: sql_plugin_ref.h:45
Contains the class Table_id, mainly used for row based replication.
tablesample_type
Definition: tablesample.h:27
@ UNSPECIFIED_TABLESAMPLE_TYPE
thr_lock_type
Definition: thr_lock.h:51
@ TL_WRITE_LOW_PRIORITY
Definition: thr_lock.h:90
@ TL_UNLOCK
Definition: thr_lock.h:53
@ TL_READ
Definition: thr_lock.h:62
@ TL_WRITE_ALLOW_WRITE
Definition: thr_lock.h:73
static void mark()
Definition: xcom_transport.cc:692