147#define store_record(A, B) \
148 memcpy((A)->B, (A)->record[0], (size_t)(A)->s->reclength)
149#define restore_record(A, B) \
150 memcpy((A)->record[0], (A)->B, (size_t)(A)->s->reclength)
151#define cmp_record(A, B) \
152 memcmp((A)->record[0], (A)->B, (size_t)(A)->s->reclength)
154#define tmp_file_prefix "#sql"
155#define tmp_file_prefix_length 4
156#define TMP_TABLE_KEY_EXTRA 8
157#define PLACEHOLDER_TABLE_ROW_ESTIMATE 2
640 uint deadlock_weight_arg)
1092 memcpy(key_buff,
key, key_length);
1200 uint deadlock_weight);
1376#define STATUS_NOT_STARTED 1
1382#define STATUS_NOT_FOUND 2
1384#define STATUS_UPDATED 16
1389#define STATUS_NULL_ROW 32
1391#define STATUS_DELETED 64
1939 uint *blob_fld,
bool is_virtual);
1946 uint key_parts = 0)
const;
2005 assert(index_no < s->
keys);
2022 assert((
file ==
nullptr && file_arg !=
nullptr) ||
2023 (
file !=
nullptr && file_arg ==
nullptr));
2221 Key_map *covering_prefix_keys);
2479 if (
table->s->null_bytes > 0)
2480 memset(
table->null_flags, 255,
table->s->null_bytes);
2483#define MY_I_S_MAYBE_NULL 1
2484#define MY_I_S_UNSIGNED 2
2539#define VIEW_SUID_INVOKER 0
2540#define VIEW_SUID_DEFINER 1
2541#define VIEW_SUID_DEFAULT 2
2544#define VIEW_CHECK_NONE 0
2545#define VIEW_CHECK_LOCAL 1
2546#define VIEW_CHECK_CASCADED 2
2549#define VIEW_CHECK_OK 0
2550#define VIEW_CHECK_ERROR 1
2551#define VIEW_CHECK_SKIP 2
2554#define MAX_TDC_BLOB_SIZE 65536
2874 const char *table_name_arg,
size_t table_name_length_arg,
2892 alias, lock_type) {}
2935 alias(table_name_arg),
2946 const char *table_name_arg,
size_t table_name_length_arg,
2951 alias(table_name_arg),
2962 const char *table_name_arg,
size_t table_name_length_arg,
2966 alias(table_name_arg),
2977 const char *table_name_arg,
size_t table_name_length_arg,
2991 const char *table_name_arg,
size_t table_name_length_arg,
3007 const char *table_name_arg,
size_t table_name_length_arg,
3038 assert(cond ==
nullptr || cond == (
Item *)1 ||
m_join_cond !=
nullptr);
3224 tr->m_updated =
true;
3233 tr->m_inserted =
true;
3242 tr->m_deleted =
true;
3469 if (emb->outer_join)
return true;
4042 const char *
name()
override;
4060 const char *
name()
override;
4081 void next()
override;
4116 void next()
override;
4178 MY_BITMAP *write_set [[maybe_unused]]) {
4180 save[0] = read_set->bitmap;
4181 save[1] = write_set->bitmap;
4231 const char *source_name,
Field *field,
4232 bool is_create_table,
bool *error_reported);
4250 handlerton *engine_type,
bool is_create_table);
4253 uint db_stat, uint prgflag, uint ha_open_flags,
4254 TABLE *outparam,
bool is_create_table,
4257 const char *
key,
size_t key_length,
4258 bool open_secondary);
4266 bool preserve_lettercase);
4276int set_zone(
int nr,
int min_zone,
int max_zone);
4333 return (!strcmp(
"performance_schema", tl->
db) &&
4335 strstr(tl->
table_name,
"setup_") ==
nullptr);
4342 const char *
name =
table->s->table_name.str;
4350 uint *usable_parts,
bool use_extended_sk);
4352 uint primary_key_n,
KEY *keyinfo, uint key_n,
4353 uint key_part_n, uint *usable_parts,
4354 bool part_of_key_not_extended);
4370 if (!tl->
table)
return false;
4377 if (!tl->
table->
s)
return false;
4439 if (cte ==
nullptr) {
4446 while (ref_idx < cte->tmp_tables.size()) {
4495 return !
table->const_table && !(
table->is_nullable() &&
table->null_row);
4588 const char *db,
const char *
table,
4589 bool is_fix_view_cols_and_deps);
Kerberos Client Authentication nullptr
Definition: auth_kerberos_client_plugin.cc:250
int64 query_id_t
Definition: binlog.h:71
Per internal schema ACL access rules.
Definition: auth_common.h:143
Per internal table ACL access rules.
Definition: auth_common.h:105
RAII class to reset TABLE::autoinc_field_has_explicit_non_null_value after processing individual row ...
Definition: table.h:4468
TABLE * m_table
Definition: table.h:4477
Autoinc_field_has_explicit_non_null_value_reset_guard(TABLE *table)
Definition: table.h:4470
~Autoinc_field_has_explicit_non_null_value_reset_guard()
Definition: table.h:4472
Class that represents a single change to a column value in partial update of a JSON column.
Definition: table.h:1320
const char * old_data(const Field *field) const
Get a pointer to the start of the old data to be replaced.
Definition: table.cc:7716
size_t length() const
Definition: table.h:1341
size_t m_length
The size of the portion that is to be replaced.
Definition: table.h:1325
const char * new_data(const Field *field) const
Get a pointer to the start of the replacement data.
Definition: table.cc:7707
Binary_diff(size_t offset, size_t length)
Create a new Binary_diff object.
Definition: table.h:1334
size_t m_offset
The offset of the start of the change.
Definition: table.h:1322
size_t offset() const
Definition: table.h:1338
Definition: sql_bitmap.h:153
Class is used as a BLOB field value storage for intermediate GROUP_CONCAT results.
Definition: table.h:1280
bool truncated_value
Sign that some values were cut during saving into the storage.
Definition: table.h:1287
Blob_mem_storage()
Definition: table.cc:4090
void reset()
Definition: table.h:1293
void set_truncated_value(bool is_truncated_value)
Definition: table.h:1310
MEM_ROOT storage
Definition: table.h:1282
~Blob_mem_storage()
Definition: table.cc:4094
bool is_truncated_value() const
Definition: table.h:1313
char * store(const char *from, size_t length)
Function creates duplicate of 'from' string in 'storage' MEM_ROOT.
Definition: table.h:1307
Definition: item_cmpfunc.h:2725
After parsing, a Common Table Expression is accessed through a Table_ref.
Definition: table.h:4390
Common_table_expr(MEM_ROOT *mem_root)
Definition: table.h:4392
LEX_STRING name
Name of the WITH block. Used only for EXPLAIN FORMAT=tree.
Definition: table.h:4416
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:169
bool clear_all_references()
Empties the materialized CTE and informs all of its clones.
Definition: sql_union.cc:1592
bool recursive
True if it's a recursive CTE.
Definition: table.h:4407
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:4405
void remove_table(Table_ref *tr)
Remove one table reference.
Definition: sql_derived.cc:252
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:239
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:4414
API for getting cost estimates for server operations that are not directly related to a table object.
Definition: opt_costmodel.h:53
API for getting cost estimates for operations on table data.
Definition: opt_costmodel.h:241
void init(const Cost_model_server *cost_model_server, const TABLE *table)
Initializes the cost model object.
Definition: opt_costmodel.cc:67
Default_object_creation_ctx – default implementation of Object_creation_ctx.
Definition: table.h:222
const CHARSET_INFO * get_client_cs()
Definition: table.h:224
void change_env(THD *thd) const override
Definition: table.cc:218
void delete_backup_ctx() override
Definition: table.cc:216
Default_object_creation_ctx(THD *thd)
Definition: table.cc:203
const CHARSET_INFO * get_connection_cl()
Definition: table.h:226
Object_creation_ctx * create_backup_ctx(THD *thd) const override
Definition: table.cc:211
const CHARSET_INFO * m_connection_cl
connection_cl stores the value of collation_connection session variable.
Definition: table.h:260
const CHARSET_INFO * m_client_cs
client_cs stores the value of character_set_client session variable.
Definition: table.h:250
This structure is used to keep info about possible key for the result table of a derived table/view.
Definition: table.h:2811
table_map referenced_by
Definition: table.h:2813
Field_map used_fields
Definition: table.h:2814
uint key_part_count
Definition: table.h:2815
This iterates on those references to a derived table / view / CTE which are materialized.
Definition: table.h:4429
bool is_first() const
Definition: table.h:4457
TABLE * get_next()
Definition: table.h:4435
Table_ref *const start
The reference provided in construction.
Definition: table.h:4430
Derived_refs_iterator(Table_ref *start_arg)
Definition: table.h:4434
bool m_is_first
True when at first reference in list.
Definition: table.h:4432
size_t ref_idx
Current index in cte->tmp_tables.
Definition: table.h:4431
void rewind()
Definition: table.h:4452
These members were removed from TABLE_SHARE as they are not used in in the code.
Definition: table.h:4514
utype
Definition: table.h:4529
@ CASEUP
Definition: table.h:4534
@ NO
Definition: table.h:4539
@ NONE
Definition: table.h:4530
@ REL
Definition: table.h:4540
@ NEXT_NUMBER
Definition: table.h:4546
@ DATE
Definition: table.h:4531
@ PNR
Definition: table.h:4535
@ BIT_FIELD
Definition: table.h:4548
@ TIMESTAMP_OLD_FIELD
Definition: table.h:4549
@ GENERATED_FIELD
Definition: table.h:4555
@ INTERVAL_FIELD
Definition: table.h:4547
@ TIMESTAMP_UN_FIELD
Definition: table.h:4553
@ NOEMPTY
Definition: table.h:4533
@ CHECK
Definition: table.h:4541
@ YES
Definition: table.h:4538
@ TIMESTAMP_DNUN_FIELD
Definition: table.h:4554
@ BLOB_FIELD
Definition: table.h:4551
@ UNKNOWN_FIELD
Definition: table.h:4544
@ CASEDN
Definition: table.h:4545
@ TIMESTAMP_DN_FIELD
Definition: table.h:4552
@ PGNR
Definition: table.h:4537
@ EMPTY_VAL
Definition: table.h:4542
@ CAPITALIZE
Definition: table.h:4550
@ SHIELD
Definition: table.h:4532
@ BGNR
Definition: table.h:4536
bool null_field_first
Definition: table.h:4525
uchar frm_version
Definition: table.h:4563
handlerton * default_part_db_type
Definition: table.h:4524
TYPELIB fieldnames
Definition: table.h:4564
const File_parser * view_def
For shares representing views File_parser object with view definition read from .FRM file.
Definition: table.h:4562
uint stored_fields
Definition: table.h:4526
FRM_context()
Definition: table.h:4516
~Field_iterator_natural_join() override=default
Natural_join_column * column_ref()
Definition: table.h:4088
void next() override
Definition: table.cc:5150
void set(Table_ref *table) override
Definition: table.cc:5144
Natural_join_column * cur_column_ref
Definition: table.h:4075
Field_iterator_natural_join()
Definition: table.h:4078
const char * name() override
Definition: table.h:4083
List_iterator_fast< Natural_join_column > column_ref_it
Definition: table.h:4074
bool end_of_fields() override
Definition: table.h:4082
Item * create_item(THD *thd) override
Definition: table.h:4084
Field * field() override
Definition: table.h:4087
Generic iterator over the fields of an arbitrary table reference.
Definition: table.h:4105
Field_iterator * field_it
Definition: table.h:4110
Field_iterator_view view_field_it
Definition: table.h:4108
Table_ref * table_ref
Definition: table.h:4106
const char * get_table_name()
Definition: table.cc:5223
Field * field() override
Definition: table.h:4125
const char * get_db_name()
Definition: table.cc:5230
Field_iterator_table_ref()
Definition: table.h:4114
void set(Table_ref *table) override
Definition: table.cc:5200
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:5291
Table_ref * first_leaf
Definition: table.h:4106
GRANT_INFO * grant()
Definition: table.cc:5250
void next() override
Definition: table.cc:5209
Field_iterator_table table_field_it
Definition: table.h:4107
Table_ref * last_leaf
Definition: table.h:4106
const char * name() override
Definition: table.h:4120
Natural_join_column * get_natural_column_ref()
Return an existing reference to a column of a natural/using join.
Definition: table.cc:5371
void set_field_iterator()
Definition: table.cc:5157
Item * create_item(THD *thd) override
Definition: table.h:4124
bool end_of_fields() override
Definition: table.h:4117
Field_iterator_natural_join natural_join_it
Definition: table.h:4109
const char * name() override
Definition: table.cc:5067
Field ** ptr
Definition: table.h:4034
Item * create_item(THD *thd) override
Definition: table.cc:5069
void set_table(TABLE *table)
Definition: table.h:4039
void next() override
Definition: table.h:4040
Field_iterator_table()
Definition: table.h:4037
bool end_of_fields() override
Definition: table.h:4041
void set(Table_ref *table) override
Definition: table.h:4038
Field * field() override
Definition: table.h:4044
Iterator over the fields of a merged derived table or view.
Definition: table.h:4051
void next() override
Definition: table.h:4058
Item * item()
Definition: table.h:4064
Table_ref * view
Definition: table.h:4053
Field_iterator_view()
Definition: table.h:4056
Field_translator * field_translator()
Definition: table.h:4065
Item ** item_ptr()
Definition: table.h:4062
void set(Table_ref *table) override
Definition: table.cc:5060
Field * field() override
Definition: table.h:4063
Field_translator * array_end
Definition: table.h:4052
Item * create_item(THD *thd) override
Definition: table.cc:5087
const char * name() override
Definition: table.cc:5085
Field_translator * ptr
Definition: table.h:4052
bool end_of_fields() override
Definition: table.h:4059
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:3990
Definition: parse_file.h:86
Definition: sql_auth_cache.h:463
Base class to be used by handlers different shares.
Definition: handler.h:4090
Intrusive parameterized list.
Definition: sql_plist.h:74
Definition: sql_lex.h:487
A wrapper Item that normally returns its parameter, but becomes NULL when processing rows for rollup.
Definition: item_func.h:1671
Base class that is used to represent any kind of expression in a relational query.
Definition: item.h:933
Query optimization plan node.
Definition: sql_select.h:601
Vector of logical diffs describing changes to a JSON column.
Definition: json_diff.h:140
A path expression which can be used to seek to a position inside a JSON value.
Definition: json_path.h:297
Abstraction for accessing JSON values irrespective of whether they are (started out as) binary JSON v...
Definition: json_dom.h:1161
ulong flags
dupp key and pack flags
Definition: key.h:117
Definition: sql_list.h:594
Definition: sql_list.h:434
Context of the owner of metadata locks.
Definition: mdl.h:1411
A pending metadata lock request.
Definition: mdl.h:801
void set_type(enum_mdl_type type_arg)
Set type of lock request.
Definition: mdl.h:852
A granted metadata lock.
Definition: mdl.h:984
An abstract class for inspection of a connected subgraph of the wait-for graph.
Definition: mdl.h:919
Abstract class representing an edge in the waiters graph to be traversed by deadlock detection algori...
Definition: mdl.h:945
A typesafe replacement for DYNAMIC_ARRAY.
Definition: mem_root_array.h:425
Item * create_item(THD *thd)
Definition: table.cc:5021
Item_field * table_field
Definition: table.h:2578
Field_translator * view_field
Definition: table.h:2577
Natural_join_column(Field_translator *field_param, Table_ref *tab)
Definition: table.cc:4989
const char * name()
Definition: table.cc:5012
Table_ref * table_ref
Definition: table.h:2579
bool is_common
Definition: table.h:2587
const char * db_name()
Definition: table.cc:5044
GRANT_INFO * grant()
Definition: table.cc:5058
Field * field()
Definition: table.cc:5031
const char * table_name()
Definition: table.cc:5039
Object_creation_ctx – interface for creation context of database objects (views, stored routines,...
Definition: table.h:198
void restore_env(THD *thd, Object_creation_ctx *backup_ctx)
Definition: table.cc:191
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:181
Query block level hints.
Definition: opt_hints.h:371
Table level hints.
Definition: opt_hints.h:548
Definition: sql_executor.h:253
uint index() const
Definition: sql_opt_exec_shared.h:521
This class represents a query block, aka a query specification, which is a query consisting of a SELE...
Definition: sql_lex.h:1161
This class represents a query expression (one query block or several query blocks combined with UNION...
Definition: sql_lex.h:624
Definition: sql_union.h:39
This class represents a buffer that can be used for multi-row reads.
Definition: record_buffer.h:46
A set of THD members describing the current authenticated user.
Definition: sql_security_ctx.h:52
Definition: sql_sort.h:155
An adapter that takes in another RowIterator and produces the same rows, just in sorted order.
Definition: sorting_iterator.h:55
Class to represent check constraint in the TABLE_SHARE.
Definition: sql_check_constraint.h:109
Class to represent check constraint in the TABLE instance.
Definition: sql_check_constraint.h:144
Using this class is fraught with peril, and you need to be very careful when doing so.
Definition: sql_string.h:166
For each client connection we create a separate thread with THD serving as a thread/connection descri...
Definition: sql_lexer_thd.h:35
Element that represents the table in the specific table cache.
Definition: table_cache.h:230
Table_check_intact()
Definition: table.h:609
bool has_keys
Definition: table.h:605
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:3757
virtual ~Table_check_intact()=default
Class representing a table function.
Definition: table_function.h:52
The Table_histograms_collection manages a collection of reference-counted snapshots of histogram stat...
Definition: table_histograms.h:238
The Table_histograms class represents a snapshot of the collection of histograms associated with a ta...
Definition: table_histograms.h:144
bool m_inserted
True if table is target of INSERT statement.
Definition: table.h:3793
LEX_STRING view_body_utf8
Definition: table.h:3900
bool force_index_group_saved
Definition: table.h:4006
bool view_no_explain
if true, EXPLAIN can't explain view due to insufficient rights.
Definition: table.h:3929
Common_table_expr * m_common_table_expr
If non-NULL, the CTE which this table is derived from.
Definition: table.h:3669
bool is_base_table() const
Definition: table.h:3136
bool m_is_sj_or_aj_nest
Definition: table.h:3584
const char * get_table_name() const
Returns the name of the table that this Table_ref represents.
Definition: table.h:3417
Key_map keys_in_use_for_group_by_saved
Definition: table.h:4001
List< String > * join_using_fields
Definition: table.h:3609
Item * derived_where_cond
WHERE condition from derived table.
Definition: table.h:3739
char timestamp_buffer[20]
Definition: table.h:3842
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:6375
MY_BITMAP read_set_saved
Definition: table.h:4008
bool is_updatable() const
Return true if table is updatable.
Definition: table.h:3207
ulonglong with_check
WITH CHECK OPTION.
Definition: table.h:3763
void set_privileges(ulong privilege)
Set granted privileges for a table.
Definition: table.h:3534
void set_lock(const Lock_descriptor &descriptor)
Definition: table.h:3561
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:2901
Lock_descriptor m_lock_descriptor
Definition: table.h:3768
bool prepare_replace_filter(THD *thd)
Prepare replace filter for a view (used for REPLACE command)
Definition: table.cc:4712
bool can_push_condition_to_derived(THD *thd)
Check if we can push outer where condition to this derived table.
Definition: sql_derived.cc:1044
COND_EQUAL * cond_equal
Used with outer join.
Definition: table.h:3971
bool setup_table_function(THD *thd)
Setup a table function to use materialization.
Definition: sql_derived.cc:960
bool is_aj_nest() const
Definition: table.h:3046
table_map sj_inner_tables
Definition: table.h:3593
LEX * view_query() const
Return the valid LEX object for a view.
Definition: table.h:3313
Table_ref * first_leaf_table()
Return first leaf table of a base table or a view/derived table.
Definition: table.h:3281
@ OPEN_IF_EXISTS
Definition: table.h:3856
@ OPEN_STUB
Definition: table.h:3863
@ OPEN_FOR_CREATE
Definition: table.h:3861
table_map m_map
Table map, derived from m_tableno.
Definition: table.h:3576
const Create_col_name_list * derived_column_names() const
Definition: table.h:3953
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:4850
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:3680
Field_translator * field_translation
Array of selected expressions from a derived table or view.
Definition: table.h:3698
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:3780
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:2873
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:3267
ulonglong m_table_ref_version
See comments for TABLE_SHARE::get_table_ref_version()
Definition: table.h:3990
Table_ref * outer_join_nest() const
Returns the outer join nest that this Table_ref belongs to, if any.
Definition: table.h:3451
void set_updatable()
Set table as updatable. (per default, a table is non-updatable)
Definition: table.h:3210
bool prepare_security(THD *thd)
Prepare security context for a view.
Definition: table.cc:4966
void set_deleted()
Set table and all referencing views as being deleted from.
Definition: table.h:3240
bool check_option_processed
true <=> VIEW CHECK OPTION condition is processed (also for prep. stmts)
Definition: table.h:3837
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:4778
bool is_external() const
Is this table only available in an external storage engine?
Definition: table.cc:7325
void set_derived_query_expression(Query_expression *query_expr)
Set the query expression of a derived table or view.
Definition: table.h:3322
Query_block * schema_query_block
Definition: table.h:3684
ST_SCHEMA_TABLE * schema_table
Definition: table.h:3683
enum_table_ref_type m_table_ref_type
See comments for set_metadata_id()
Definition: table.h:3988
ulonglong updatable_view
VIEW can be updated.
Definition: table.h:3752
table_map map() const
Return table map derived from table number.
Definition: table.h:3944
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:3583
bool cacheable_table
stop PS caching
Definition: table.h:3828
bool is_derived_unfinished_materialization() const
Definition: table.cc:7315
void set_derived_column_names(const Create_col_name_list *d)
Definition: table.h:3956
Table_ref * embedding
The nested join containing this table reference.
Definition: table.h:3824
bool is_placeholder() const
Definition: table.h:3162
bool schema_table_filled
Definition: table.h:3924
void set_updated()
Set table and all referencing views as being updated.
Definition: table.h:3222
void set_uses_materialization()
Set table to be materialized.
Definition: table.h:3199
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:2990
Field_translator * field_translation_end
pointer to element after last one in translation table above
Definition: table.h:3701
Security_context * find_view_security_context(THD *thd)
Find security context of current view.
Definition: table.cc:4935
Key_map merge_keys_saved
Definition: table.h:3999
bool setup_materialized_derived_tmp_table(THD *thd)
Sets up the tmp table to contain the derived table's rows.
Definition: sql_derived.cc:836
mem_root_deque< Table_ref * > * join_list
The join list immediately containing this table reference.
Definition: table.h:3826
bool is_mergeable() const
Return true if view or derived table and can be merged.
Definition: table.cc:6507
mem_root_deque< Table_ref * > * view_tables
Definition: table.h:3713
uint m_tableno
The members below must be kept aligned so that (1 << m_tableno) == m_map.
Definition: table.h:3575
void print(const THD *thd, String *str, enum_query_type query_type) const
Produce a textual identification of this object.
Definition: sql_lex.cc:2933
Table_ref * referencing_view
Definition: table.h:3720
void set_fulltext_searched()
Set table as full-text search (default is not fulltext searched)
Definition: table.h:3246
Table_ref * correspondent_table
Definition: table.h:3643
bool is_view() const
Return true if this represents a named view.
Definition: table.h:3115
List< Natural_join_column > * join_columns
Definition: table.h:3614
int view_check_option(THD *thd) const
Evaluate the check option of a view.
Definition: table.cc:4755
const char * get_db_name() const
Returns the name of the database that the referenced table belongs to.
Definition: table.h:3409
bool updating
True for tables and views being changed in a data change statement.
Definition: table.h:3805
bool m_insertable
True if VIEW/TABLE is insertable, based on analysis of query (SQL rules).
Definition: table.h:3789
void set_readonly()
Set table as readonly, ie it is neither updatable, insertable nor deletable during this statement.
Definition: table.h:3258
bool is_updated() const
Return true if table is being updated.
Definition: table.h:3219
bool m_updatable
True if VIEW/TABLE is updatable, based on analysis of query (SQL rules).
Definition: table.h:3787
void set_tableno(uint tableno)
Set table number.
Definition: table.h:3935
enum_view_algorithm effective_algorithm
The view algorithm that is actually used, if this is a view.
Definition: table.h:3767
bool is_inner_table_of_outer_join() const
Return true if this table is an inner table of some outer join.
Definition: table.h:3466
Table_ref * belong_to_view
Definition: table.h:3715
LEX * view
Definition: table.h:3694
bool set_insert_values(MEM_ROOT *mem_root)
Allocate a buffer for inserted column values.
Definition: table.cc:4799
MY_BITMAP read_set_internal_saved
Definition: table.h:4010
bool is_derived() const
Return true if this represents a derived table (an unnamed view)
Definition: table.h:3118
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:3980
const Table_ref * updatable_base_table() const
Return the base table entry of an updatable table.
Definition: table.h:3479
void restore_properties()
Restore persistent properties into TABLE from Table_ref.
Definition: table.cc:4483
Table_ref ** prev_global
Definition: table.h:3547
Query_block * query_block
Definition: table.h:3691
const Table_ref * top_table() const
Return the outermost view this table belongs to, or itself.
Definition: table.h:3096
void set_merged()
Set table to be merged.
Definition: table.h:3188
void set_insertable()
Set table as insertable-into. (per default, a table is not insertable)
Definition: table.h:3216
uint tableno() const
Return table number.
Definition: table.h:3941
size_t db_length
Definition: table.h:3782
List< Index_hint > * index_hints
Definition: table.h:3627
LEX_STRING select_stmt
text of (CREATE/SELECT) statement
Definition: table.h:3742
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:3006
bool is_natural_join
Definition: table.h:3607
Query_expression * derived
This field is set to non-null for derived tables and views.
Definition: table.h:3666
MY_BITMAP lock_partitions_saved
Definition: table.h:4007
bool is_fulltext_searched() const
Returns true if a MATCH function references this table.
Definition: table.h:3249
Table_ref * natural_join
Definition: table.h:3601
bool outer_join
True if right argument of LEFT JOIN; false in other cases (i.e.
Definition: table.h:3777
Table_ref * parent_l
Definition: table.h:3722
bool is_table_function() const
Return true if this represents a table function.
Definition: table.h:3124
bool m_updated
True if table is target of UPDATE statement, or updated in IODKU stmt.
Definition: table.h:3791
bool optimized_away
true <=> this table is a const one and was optimized away.
Definition: table.h:3974
bool is_insertable() const
Return true if table is insertable-into.
Definition: table.h:3213
AccessPath * access_path_for_derived
If we've previously made an access path for “derived”, it is cached here.
Definition: table.h:3657
bool is_alias
true if an alias for this table was specified in the SQL.
Definition: table.h:3867
bool straight
Definition: table.h:3798
int fetch_number_of_rows(ha_rows fallback_estimate=PLACEHOLDER_TABLE_ROW_ESTIMATE)
Retrieve number of rows in the table.
Definition: table.cc:6565
void set_join_cond(Item *val)
Definition: table.h:3027
bool is_system_view
Definition: table.h:3903
uint8 trg_event_map
Indicates what triggers we need to pre-load for this Table_ref when opening an associated TABLE.
Definition: table.h:3923
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:4866
bool schema_table_reformed
Definition: table.h:3689
bool is_sj_or_aj_nest() const
Definition: table.h:3048
Key_map keys_in_use_for_query_saved
Definition: table.h:4000
MY_BITMAP write_set_saved
Definition: table.h:4009
List< String > * partition_names
Definition: table.h:3932
bool force_index_order_saved
Definition: table.h:4005
Query_expression * derived_query_expression() const
Return the query expression of a derived table or view.
Definition: table.h:3327
bool ignore_leaves
preload only non-leaf nodes (IS THIS USED???)
Definition: table.h:3807
Table_ref * next_leaf
Definition: table.h:3738
bool is_leaf_for_name_resolution() const
Test if this is a leaf with respect to name resolution.
Definition: table.cc:4827
Table_ref * next_local
Definition: table.h:3545
Table_ref * merge_underlying_list
Definition: table.h:3707
LEX_CSTRING target_tablespace_name
Definition: table.h:3553
dd::enum_table_type required_type
Definition: table.h:3841
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:4355
bool m_was_scalar_subquery
If true, this table is a derived (materialized) table which was created from a scalar subquery,...
Definition: table.h:3877
bool is_recursive_reference() const
Definition: table.h:3133
GRANT_INFO grant
Definition: table.h:3771
Table_ref * top_table()
Definition: table.h:3100
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:3371
void set_sj_or_aj_nest()
Makes the next a semi/antijoin nest.
Definition: table.h:3050
void set_table_ref_id(enum_table_ref_type table_ref_type_arg, ulonglong table_ref_version_arg)
Definition: table.h:3386
bool is_internal() const
Definition: table.h:3152
bool prepare_view_security_context(THD *thd)
Load security context information for this view.
Definition: table.cc:4890
const Lock_descriptor & lock_descriptor() const
Definition: table.h:3565
bool nullable_saved
Definition: table.h:4003
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:3822
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:2918
const char * db
Definition: table.h:3548
Security_context * security_ctx
Definition: table.h:3727
bool is_inserted() const
Return true if table is being inserted into.
Definition: table.h:3228
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:2945
bool materialize_derived(THD *thd)
Materialize derived table.
Definition: sql_derived.cc:1714
Security_context * view_sctx
Definition: table.h:3732
bool merge_where(THD *thd)
Merge WHERE condition of view or derived table into outer query.
Definition: table.cc:4519
ulonglong view_suid
view is suid (true by default)
Definition: table.h:3762
ulonglong algorithm
The declared algorithm, if this is a view.
Definition: table.h:3761
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:7320
List< Derived_key > derived_key_list
Definition: table.h:3916
bool prepare_check_option(THD *thd, bool is_cascaded=false)
Prepare check option for a view.
Definition: table.cc:4653
void set_common_table_expr(Common_table_expr *c)
Definition: table.h:3951
Table_ref * next_global
Definition: table.h:3547
bool optimize_derived(THD *thd)
Optimize the query expression representing a derived table/view.
Definition: sql_derived.cc:1604
LEX_STRING timestamp
GMT time stamp of last operation.
Definition: table.h:3744
enum Table_ref::@185 OPEN_NORMAL
Indicates that if Table_ref object corresponds to the table/view which requires special handling.
bool replace_filter_processed
true <=> Filter condition is processed
Definition: table.h:3839
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:2930
mysql::binlog::event::Table_id table_id
Definition: table.h:3630
bool generate_keys()
Generate keys for a materialized derived table/view.
Definition: table.cc:6946
enum_open_type open_type
Specifies which kind of table should be open for this element of table list.
Definition: table.h:3833
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:6521
Item * m_join_cond_optim
Optimized copy of m_join_cond (valid for one single execution).
Definition: table.h:3968
table_map join_cond_dep_tables
The outer tables that an outer join's join condition depends on.
Definition: table.h:3814
Table_ref * updatable_base_table()
Definition: table.h:3489
Item * replace_filter
Filter for REPLACE command.
Definition: table.h:3741
bool merge_underlying_tables(Query_block *select)
Merge tables from a query block into a nested join structure.
Definition: table.cc:4391
Common_table_expr * common_table_expr() const
If non-NULL, the CTE which this table is derived from.
Definition: table.h:3950
bool internal_tmp_table
Definition: table.h:3865
LEX_STRING source
source of CREATE VIEW
Definition: table.h:3743
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:2961
LEX_CSTRING view_connection_cl_name
Definition: table.h:3894
LEX_CSTRING view_client_cs_name
Definition: table.h:3893
bool save_properties()
Save persistent properties from TABLE into Table_ref.
Definition: table.cc:4452
bool is_join_columns_complete
Definition: table.h:3616
bool m_is_recursive_reference
If a recursive reference inside the definition of a CTE.
Definition: table.h:3984
bool is_deleted() const
Return true if table is being deleted from.
Definition: table.h:3237
bool prelocking_placeholder
Definition: table.h:3847
LEX_USER definer
definer of view
Definition: table.h:3745
const char * table_name
Definition: table.h:3548
uint shared
Definition: table.h:3781
Item ** join_cond_optim_ref()
Definition: table.h:3041
bool create_field_translation(THD *thd)
Create field translation for merged derived table/view.
Definition: table.cc:4556
bool create_materialized_table(THD *thd)
Create result table for a materialized derived table/view.
Definition: sql_derived.cc:1652
uint query_block_id_for_explain() const
This is for showing in EXPLAIN.
Definition: table.cc:6320
Opt_hints_table * opt_hints_table
Table level optimizer hints for this table.
Definition: table.h:3557
bool setup_materialized_derived(THD *thd)
Setup a derived table to use materialization.
Definition: sql_derived.cc:824
Table_ref * any_outer_leaf_table()
Return any leaf table that is not an inner table of an outer join.
Definition: table.h:3292
View_creation_ctx * view_creation_ctx
Definition: table.h:3881
char * option
Definition: table.h:3554
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:2976
TABLE * table
Definition: table.h:3628
void set_view_query(LEX *lex)
Set the LEX object of a view (will also define this as a view).
Definition: table.h:3310
void set_inserted()
Set table and all referencing views as being inserted into.
Definition: table.h:3231
bool update_derived_keys(THD *, Field *, Item **, uint, bool *)
Update derived table's list of possible keys.
Definition: table.cc:6886
uint query_block_id() const
If a derived table, returns query block id of first underlying query block.
Definition: table.cc:6315
bool m_fulltext_searched
True if fulltext searched.
Definition: table.h:3796
Item * join_cond() const
Definition: table.h:3026
Table_ref * next_name_resolution_table
Definition: table.h:3625
bool is_view_or_derived() const
Return true if this represents a named view or a derived table.
Definition: table.h:3121
bool is_merged() const
Return true if this is a derived table or view that is merged.
Definition: table.h:3185
void set_join_cond_optim(Item *cond)
Definition: table.h:3033
table_map dep_tables
The set of tables in the query block that this table depends on.
Definition: table.h:3812
size_t table_name_length
Definition: table.h:3783
bool uses_materialization() const
Return true if this is a materializable derived table/view.
Definition: table.h:3194
void add_join_natural(Table_ref *b)
Mark that there is a NATURAL JOIN or JOIN ... USING between two tables.
Definition: table.h:3524
bool is_sj_nest() const
Definition: table.h:3044
bool contain_auto_increment
Definition: table.h:3835
bool resolve_derived(THD *thd, bool apply_semijoin)
Resolve a derived table or view reference.
Definition: sql_derived.cc:266
Key_map covering_keys_saved
Definition: table.h:3998
uint leaf_tables_count() const
Return no. of base tables a merged view or derived table is defined over.
Definition: table.cc:6533
const char * alias
Definition: table.h:3548
Item * join_cond_optim() const
Definition: table.h:3032
bool set_recursive_reference()
Definition: table.cc:7308
Opt_hints_qb * opt_hints_qb
Definition: table.h:3559
bool is_dd_ctx_table
Definition: table.h:3911
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:2861
bool is_fqtn
true if the table is referred to in the statement using a fully qualified name (<db_name>.
Definition: table.h:3871
bool force_index_saved
Definition: table.h:4004
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:2864
Item ** join_cond_ref()
Definition: table.h:3025
Key_map keys_in_use_for_order_by_saved
Definition: table.h:4002
Table_function * table_function
Definition: table.h:3648
bool m_deleted
True if table is target of DELETE statement, or deleted in REPLACE stmt.
Definition: table.h:3795
MDL_request mdl_request
Definition: table.h:3926
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:2889
Item * check_option
WITH CHECK OPTION condition.
Definition: table.h:3740
Query_result_union * derived_result
Definition: table.h:3635
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:3382
void reset()
Reset table.
Definition: table.cc:4406
This class holds all information about triggers of a table.
Definition: table_trigger_dispatcher.h:62
Object containing parameters used when creating and using temporary tables.
Definition: temp_table_param.h:94
Used for storing information associated with generated column, default values generated from expressi...
Definition: field.h:482
View_creation_ctx – creation context of view objects.
Definition: table.h:267
static View_creation_ctx * create(THD *thd)
Definition: table.cc:229
View_creation_ctx(THD *thd)
Definition: table.h:274
Class representing the fact that some thread waits for table share to be flushed.
Definition: table.h:633
MDL_context * m_ctx
Definition: table.h:634
Wait_for_flush ** prev_in_share
Definition: table.h:655
Wait_for_flush * next_in_share
Pointers for participating in the list of waiters for table share.
Definition: table.h:654
TABLE_SHARE * m_share
Definition: table.h:635
MDL_context * get_ctx() const
Definition: table.h:645
uint m_deadlock_weight
Definition: table.h:636
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:3895
Wait_for_flush(MDL_context *ctx_arg, TABLE_SHARE *share_arg, uint deadlock_weight_arg)
Definition: table.h:639
uint get_deadlock_weight() const override
Definition: table.cc:3899
enum_rule
Definition: foreign_key.h:53
The handler class is the interface for dynamically loadable storage engines.
Definition: handler.h:4548
@ NONE
Definition: handler.h:4634
Histogram base class.
Definition: histogram.h:312
A (partial) implementation of std::deque allocating its blocks on a MEM_ROOT.
Definition: mem_root_deque.h:110
Each table share has a table id, it is mainly used for row based replication.
Definition: table_id.h:41
Definition: partition_info.h:208
A table definition from the master.
Definition: rpl_utility.h:247
static MEM_ROOT mem_root
Definition: client_plugin.cc:113
enum_query_type
Query type constants (usable as bitmap flags).
Definition: enum_query_type.h:30
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:54
void * memdup_root(MEM_ROOT *root, const void *str, size_t len)
Definition: my_alloc.cc:295
struct PSI_table_share PSI_table_share
Definition: psi_table_bits.h:99
static void free_share(st_blackhole_share *share)
Definition: ha_blackhole.cc:307
static int flag
Definition: hp_test1.cc:39
static uint keys
Definition: hp_test2.cc:48
enum_json_diff_operation
Enum that describes what kind of operation a Json_diff object represents.
Definition: json_diff.h:51
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:95
enum_order
Definition: key_spec.h:64
@ ORDER_NOT_RELEVANT
Definition: key_spec.h:64
constexpr const LEX_CSTRING EMPTY_CSTR
Definition: lex_string.h:47
constexpr const LEX_CSTRING NULL_CSTR
Definition: lex_string.h:46
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:652
MYSQL_PLUGIN_IMPORT CHARSET_INFO * system_charset_info
Definition: mysqld.cc:1556
#define MDL_REQUEST_INIT(R, P1, P2, P3, P4, P5)
Definition: mdl.h:905
@ MDL_TRANSACTION
Locks with transaction duration are automatically released at the end of transaction.
Definition: mdl.h:342
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:552
ulong key_part_map
Definition: my_base.h:1007
my_off_t ha_rows
Definition: my_base.h:1140
#define HA_POS_ERROR
Definition: my_base.h:1142
ha_storage_media
Definition: my_base.h:115
@ HA_SM_DEFAULT
Definition: my_base.h:116
uint32 my_bitmap_map
Definition: my_bitmap.h:40
Header for compiler-dependent features.
Some integer typedefs for easier portability.
unsigned long long int ulonglong
Definition: my_inttypes.h:55
uint8_t uint8
Definition: my_inttypes.h:62
unsigned char uchar
Definition: my_inttypes.h:51
int64_t int64
Definition: my_inttypes.h:67
uint16_t uint16
Definition: my_inttypes.h:64
uint32_t uint32
Definition: my_inttypes.h:66
Common header for many mysys elements.
uint64_t table_map
Definition: my_table_map.h:29
#define NAME_CHAR_LEN
Field/table name length.
Definition: mysql_com.h:59
ABI for instrumented mutexes.
static char * path
Definition: mysqldump.cc:148
std::string str(const mysqlrouter::ConfigGenerator::Options::Endpoint &ep)
Definition: config_generator.cc:1065
static PFS_engine_table_share_proxy table
Definition: pfs.cc:60
Definition: buf0block_hint.cc:29
const std::string charset("charset")
The version of the current data dictionary table definitions.
Definition: dictionary_client.h:42
enum_table_type
Definition: abstract_table.h:52
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:75
Definition: column_statistics.h:33
Json_data_extension ext
Definition: backend.cc:50
const char * table_name
Definition: rules_table_service.cc:55
const char * db_name
Definition: rules_table_service.cc:54
std::map< Key, Value, Compare, ut::allocator< std::pair< const Key, Value > > > map
Specialization of map which uses ut_allocator.
Definition: ut0new.h:2891
Performance schema instrumentation interface.
required string key
Definition: replication_asynchronous_connection_failover.proto:59
required uint32 status
Definition: replication_asynchronous_connection_failover.proto:60
repeated Source source
Definition: replication_asynchronous_connection_failover.proto:41
Value_generator_source
Enum to indicate source for which value generator is used.
Definition: field.h:472
enum_stats_auto_recalc
Definition: handler.h:3168
row_type
Definition: handler.h:683
void free_blobs(TABLE *table)
Definition: table.cc:3372
LEX_CSTRING SLOW_LOG_NAME
Definition: table.cc:150
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:7243
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:662
enum_open_type
Type of table which can be open for an element of table list.
Definition: table.h:2796
@ OT_TEMPORARY_OR_BASE
Definition: table.h:2797
@ OT_TEMPORARY_ONLY
Definition: table.h:2798
@ OT_BASE_ONLY
Definition: table.h:2799
static my_bitmap_map * tmp_use_all_columns(TABLE *table, MY_BITMAP *bitmap)
Definition: table.h:4137
int64 query_id_t
Definition: table.h:137
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:2583
static void tmp_restore_column_map(MY_BITMAP *bitmap, my_bitmap_map *old)
Definition: table.h:4144
static void empty_record(TABLE *table)
Definition: table.h:2477
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:8039
static my_bitmap_map * dbug_tmp_use_all_columns(TABLE *table, MY_BITMAP *bitmap)
Definition: table.h:4151
char * fn_rext(char *name)
Returns pointer to '.frm' extension of the file name.
Definition: table.cc:304
bool is_simple_order(ORDER *order)
Test if the order list consists of simple field expressions.
Definition: table.cc:7086
LEX_CSTRING MYSQL_SCHEMA_NAME
Definition: table.cc:141
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:2785
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:2805
bool is_user_table(TABLE *table)
return true if the table was created explicitly.
Definition: table.h:4341
bool check_column_name(const char *name)
Definition: table.cc:3734
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:8026
void update_create_info_from_table(HA_CREATE_INFO *info, TABLE *form)
Definition: table.cc:3540
enum_view_algorithm
Strategy for how to process a view or derived table (merge or materialization)
Definition: table.h:2533
@ VIEW_ALGORITHM_TEMPTABLE
Definition: table.h:2535
@ VIEW_ALGORITHM_UNDEFINED
Definition: table.h:2534
@ VIEW_ALGORITHM_MERGE
Definition: table.h:2536
Mem_root_array_YY< LEX_CSTRING > Create_col_name_list
Definition: table.h:135
LEX_CSTRING MI_INFO_NAME
Definition: table.cc:156
bool is_infoschema_db(const char *name, size_t len)
Definition: table.h:4304
bool update_generated_read_fields(uchar *buf, TABLE *table, uint active_index=MAX_KEY)
Evaluate necessary virtual generated columns.
Definition: table.cc:7181
bool is_perfschema_db(const char *name, size_t len)
Definition: table.h:4314
Ident_name_check
Enumerate possible status of a identifier name while determining its validity.
Definition: table.h:187
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:3668
LEX_CSTRING GENERAL_LOG_NAME
Definition: table.cc:147
const uchar * get_field_name(const uchar *arg, size_t *length)
LEX_CSTRING WORKER_INFO_NAME
Definition: table.cc:159
tmp_table_type
Definition: table.h:407
@ TRANSACTIONAL_TMP_TABLE
Definition: table.h:410
@ NON_TRANSACTIONAL_TMP_TABLE
Definition: table.h:409
@ INTERNAL_TMP_TABLE
Definition: table.h:411
@ NO_TMP_TABLE
Definition: table.h:408
@ SYSTEM_TMP_TABLE
Definition: table.h:412
int closefrm(TABLE *table, bool free_share)
Free information allocated by openfrm.
Definition: table.cc:3330
enum_table_category
Category of table found in the table share.
Definition: table.h:418
@ TABLE_CATEGORY_ACL_TABLE
A ACL metadata table.
Definition: table.h:586
@ TABLE_UNKNOWN_CATEGORY
Unknown value.
Definition: table.h:422
@ TABLE_CATEGORY_USER
User table.
Definition: table.h:457
@ TABLE_CATEGORY_RPL_INFO
Replication Information Tables.
Definition: table.h:554
@ TABLE_CATEGORY_INFORMATION
Information schema tables.
Definition: table.h:491
@ TABLE_CATEGORY_GTID
Gtid Table.
Definition: table.h:571
@ TABLE_CATEGORY_DICTIONARY
A data dictionary table.
Definition: table.h:579
@ TABLE_CATEGORY_PERFORMANCE
Performance schema tables.
Definition: table.h:535
@ TABLE_CATEGORY_LOG
Log tables.
Definition: table.h:513
@ TABLE_CATEGORY_SYSTEM
System table, maintained by the server.
Definition: table.h:469
@ TABLE_CATEGORY_TEMPORARY
Temporary table.
Definition: table.h:447
bool is_temporary_table(const Table_ref *tl)
Check if a Table_ref instance represents a pre-opened temporary table.
Definition: table.h:4367
enum_table_ref_type
Enumerate possible types of a table from re-execution standpoint.
Definition: table.h:174
@ TABLE_REF_VIEW
Definition: table.h:177
@ TABLE_REF_BASE_TABLE
Definition: table.h:178
@ TABLE_REF_I_S_TABLE
Definition: table.h:179
@ TABLE_REF_TMP_TABLE
Definition: table.h:180
@ TABLE_REF_NULL
Initial value set by the parser.
Definition: table.h:176
#define STATUS_DELETED
Reserved for use by multi-table delete. Means the row has been deleted.
Definition: table.h:1391
TABLE_CATEGORY get_table_category(const LEX_CSTRING &db, const LEX_CSTRING &name)
Definition: table.cc:310
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:812
bool can_call_position(const TABLE *table)
Definition: table.h:4494
#define STATUS_UPDATED
Reserved for use by multi-table update. Means the row has been updated.
Definition: table.h:1384
#define tmp_file_prefix
Prefix for tmp tables.
Definition: table.h:154
Lex_acl_attrib_udyn
This is generic enum.
Definition: table.h:2604
static const uint MYSQL_SCHEMA_DD_ID
Definition: table.h:4293
Bitmap< MAX_FIELDS > Field_map
Definition: table.h:1397
index_hint_type
Definition: table.h:1394
@ INDEX_HINT_FORCE
Definition: table.h:1394
@ INDEX_HINT_IGNORE
Definition: table.h:1394
@ INDEX_HINT_USE
Definition: table.h:1394
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:7932
void append_unescaped(String *res, const char *pos, size_t length)
Store an SQL quoted string.
Definition: table.cc:3503
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:3707
char * get_field(MEM_ROOT *mem, Field *field)
Allocate string field in MEM_ROOT and return it as NULL-terminated string.
Definition: table.cc:3602
LEX_CSTRING MYSQL_TABLESPACE_NAME
Definition: table.cc:144
static const uint MYSQL_TABLESPACE_DD_ID
Definition: table.h:4297
#define STATUS_NOT_STARTED
Flags for TABLE::m_status (maximum 8 bits).
Definition: table.h:1376
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:737
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:466
enum enum_table_category TABLE_CATEGORY
Definition: table.h:588
LEX_CSTRING INFORMATION_SCHEMA_NAME
Definition: table.cc:134
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:6495
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:4187
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:7101
#define PLACEHOLDER_TABLE_ROW_ESTIMATE
Definition: table.h:157
void free_blob_buffers_and_reset(TABLE *table, uint32 size)
Reclaims temporary blob storage which is bigger than a threshold.
Definition: table.cc:3393
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:2713
#define STATUS_NOT_FOUND
Means we were searching for a row and didn't find it.
Definition: table.h:1382
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:2882
LEX_CSTRING PERFORMANCE_SCHEMA_DB_NAME
Definition: table.cc:137
#define STATUS_NULL_ROW
Means that table->null_row is set.
Definition: table.h:1389
ulong refresh_version
Definition: mysqld.cc:1373
static void dbug_tmp_restore_column_map(MY_BITMAP *bitmap, my_bitmap_map *old)
Definition: table.h:4162
#define restore_record(A, B)
Definition: table.h:149
int set_zone(int nr, int min_zone, int max_zone)
Definition: table.cc:3485
Ident_name_check check_db_name(const char *name, size_t length)
Check if database name is valid.
Definition: table.cc:3632
int rename_file_ext(const char *from, const char *to, const char *ext)
Definition: table.cc:3559
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:375
void free_table_share(TABLE_SHARE *share)
Free table share and memory used by it.
Definition: table.cc:606
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:4332
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:518
#define tmp_file_prefix_length
Definition: table.h:155
LEX_CSTRING RLI_INFO_NAME
Definition: table.cc:153
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:45
constexpr const size_t MAX_TABLES
Max tables in join.
Definition: sql_const.h:107
enum_mark_columns
Definition: sql_const.h:230
enum_mdl_type
Type of metadata lock request.
Definition: sql_lexer_yacc_state.h:105
@ MDL_SHARED_WRITE
Definition: sql_lexer_yacc_state.h:178
@ MDL_SHARED_WRITE_LOW_PRIO
Definition: sql_lexer_yacc_state.h:184
@ MDL_SHARED_READ
Definition: sql_lexer_yacc_state.h:168
int plan_idx
This represents the index of a JOIN_TAB/QEP_TAB in an array.
Definition: sql_opt_exec_shared.h:53
static MEM_ROOT mem
Definition: sql_servers.cc:99
case opt name
Definition: sslopt-case.h:32
Access paths are a query planning structure that correspond 1:1 to iterators, in that an access path ...
Definition: access_path.h:212
Definition: m_ctype.h:422
Struct that describes an expression selected from a derived table or view.
Definition: table.h:2559
Item * item
Points to an item that represents the expression.
Definition: table.h:2564
const char * name
Name of selected expression.
Definition: table.h:2566
The current state of the privilege checking process for the current user, SQL statement and SQL objec...
Definition: table.h:366
GRANT_INTERNAL_INFO m_internal
The grant state for internal tables.
Definition: table.h:404
GRANT_INFO()
Definition: table.cc:280
GRANT_TABLE * grant_table
A copy of the privilege information regarding the current host, database, object and user.
Definition: table.h:374
ulong privilege
The set of privileges that the current user has fulfilled for a certain host, database,...
Definition: table.h:402
uint version
Used for cache invalidation when caching privilege information.
Definition: table.h:390
State information for internal tables grants.
Definition: table.h:343
bool m_table_lookup_done
True if the internal lookup by table name was done.
Definition: table.h:349
const ACL_internal_table_access * m_table_access
Cached internal table access.
Definition: table.h:351
bool m_schema_lookup_done
True if the internal lookup by schema name was done.
Definition: table.h:345
const ACL_internal_schema_access * m_schema_access
Cached internal schema access.
Definition: table.h:347
Struct to hold information about the table that should be created.
Definition: handler.h:3177
Hook class which via its methods specifies which members of T should be used for participating in a i...
Definition: sql_plist.h:197
Definition of name for generated keys, owned by TABLE_SHARE.
Definition: table.h:689
char name[NAME_CHAR_LEN]
Definition: table.h:690
bool use_default_password_lifetime
Definition: table.h:2679
bool update_password_expired_column
Definition: table.h:2678
bool update_failed_login_attempts
Definition: table.h:2690
uint32 password_reuse_interval
Definition: table.h:2686
bool use_default_password_reuse_interval
Definition: table.h:2687
Lex_acl_attrib_udyn update_password_require_current
Definition: table.h:2694
uint failed_login_attempts
Definition: table.h:2689
bool update_password_reuse_interval
Definition: table.h:2688
bool update_password_history
Definition: table.h:2685
int password_lock_time
Definition: table.h:2691
bool update_account_locked_column
Definition: table.h:2681
bool update_password_expired_fields
Definition: table.h:2677
bool use_default_password_history
Definition: table.h:2684
bool update_password_lock_time
Definition: table.h:2692
bool account_locked
Definition: table.h:2682
void cleanup()
Definition: table.h:2695
uint16 expire_after_days
Definition: table.h:2680
uint32 password_history_length
Definition: table.h:2683
bool modify_factor
Definition: table.h:2633
LEX_CSTRING generated_password
Definition: table.h:2614
LEX_CSTRING auth
Definition: table.h:2613
bool uses_identified_with_clause
Definition: table.h:2626
bool uses_authentication_string_clause
Definition: table.h:2625
bool finish_registration
Definition: table.h:2646
LEX_CSTRING plugin
Definition: table.h:2612
LEX_CSTRING client_plugin
Definition: table.h:2616
void copy(LEX_MFA *m, MEM_ROOT *alloc)
Definition: table.cc:7339
bool uses_identified_by_clause
Definition: table.h:2624
bool drop_factor
Definition: table.h:2635
bool init_registration
Definition: table.h:2644
uint nth_factor
Definition: table.h:2617
bool requires_registration
Definition: table.h:2640
LEX_CSTRING challenge_response
Definition: table.h:2615
bool add_factor
Definition: table.h:2631
bool has_password_generator
Definition: table.h:2627
LEX_MFA()
Definition: table.h:2648
bool unregister
Definition: table.h:2642
void reset()
Definition: table.h:2649
bool passwordless
Definition: table.h:2629
bool retain_current_password
Definition: table.h:2725
LEX_ALTER alter_status
Definition: table.h:2727
List< LEX_MFA > mfa_list
Definition: table.h:2730
bool uses_replace_clause
Definition: table.h:2724
LEX_CSTRING host
Definition: table.h:2722
static LEX_USER * alloc(THD *thd)
Definition: table.cc:7375
void init()
Definition: table.h:2733
LEX_CSTRING current_auth
Definition: table.h:2723
bool with_initial_auth
Definition: table.h:2731
LEX_CSTRING user
Definition: table.h:2721
LEX_MFA first_factor_auth_info
Definition: table.h:2729
LEX_USER()
Definition: table.h:2760
bool discard_old_password
Definition: table.h:2726
bool add_mfa_identifications(LEX_MFA *factor2, LEX_MFA *factor3=nullptr)
Definition: table.cc:7382
The LEX object currently serves three different purposes:
Definition: sql_lex.h:3787
Definition: thr_lock.h:98
thr_lock_type type
Definition: thr_lock.h:99
@ TABLE
Definition: mdl.h:404
The MEM_ROOT is a simple arena, where allocations are carved out of larger blocks.
Definition: my_alloc.h:82
void ClearForReuse()
Similar to Clear(), but anticipates that the block will be reused for further allocations.
Definition: my_alloc.cc:189
Definition: mysql_lex_string.h:39
const char * str
Definition: mysql_lex_string.h:40
size_t length
Definition: mysql_lex_string.h:41
Definition: mysql_lex_string.h:34
Definition: my_bitmap.h:42
my_bitmap_map * bitmap
Definition: my_bitmap.h:43
Struct NESTED_JOIN is used to represent how tables are connected through outer join operations and se...
Definition: nested_join.h:77
uint32 locked
Definition: table.h:4134
char * table
Definition: table.h:4133
OPEN_TABLE_LIST * next
Definition: table.h:4132
uint32 in_use
Definition: table.h:4134
char * db
Definition: table.h:4133
const char * used_alias
Tells whether this ORDER element was referenced with an alias or with an expression in the query,...
Definition: table.h:321
char * buff
Definition: table.h:332
bool is_item_original() const
Definition: table.h:285
Item_rollup_group_item * rollup_item
Definition: table.h:310
bool in_field_list
Definition: table.h:314
Item * item_initial
The initial ordering expression.
Definition: table.h:300
ORDER * next
Definition: table.h:287
MY_BITMAP * grouping_set_info
If the query block includes non-primitive grouping, then these modifiers are represented as grouping ...
Definition: table.h:295
enum_order direction
Definition: table.h:312
Item ** item
Points at the item in the select fields.
Definition: table.h:308
table_map depend_map
Definition: table.h:333
Field * field_in_tmp_table
When GROUP BY is implemented with a temporary table (i.e.
Definition: table.h:331
table_map used
Definition: table.h:333
bool is_explicit
Definition: table.h:334
A struct that contains execution time state used for partial update of JSON columns.
Definition: table.cc:7430
int value
Definition: table.h:2504
const char * field_name
This is used as column name.
Definition: table.h:2490
enum_field_types field_type
This denotes data type for the column.
Definition: table.h:2503
const char * old_name
Definition: table.h:2514
uint open_method
Definition: table.h:2515
uint field_flags
This is used to set column attributes.
Definition: table.h:2513
uint field_length
For string-type columns, this is the maximum number of characters.
Definition: table.h:2497
int(* process_table)(THD *thd, Table_ref *tables, TABLE *table, bool res, LEX_CSTRING db_name, LEX_CSTRING table_name)
Definition: table.h:2525
int(* fill_table)(THD *thd, Table_ref *tables, Item *cond)
Definition: table.h:2522
ST_FIELD_INFO * fields_info
Definition: table.h:2520
int(* old_format)(THD *thd, ST_SCHEMA_TABLE *schema_table)
Definition: table.h:2524
bool hidden
Definition: table.h:2527
const char * table_name
Definition: table.h:2519
const TABLE_FIELD_TYPE * field
Definition: table.h:600
uint count
Definition: table.h:599
LEX_CSTRING cset
Definition: table.h:595
LEX_CSTRING name
Definition: table.h:593
LEX_CSTRING type
Definition: table.h:594
This structure is shared between different table objects.
Definition: table.h:698
ulong stored_rec_length
Definition: table.h:799
uint next_number_index
Definition: table.h:916
Key_map keys_in_use
The set of indexes that are not disabled for this table.
Definition: table.h:790
TABLE_SHARE_FOREIGN_KEY_PARENT_INFO * foreign_key_parent
Definition: table.h:1035
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:3913
Table_cache_element ** cache_element
Array of table_cache_instances pointers to elements of table caches respresenting this table in each ...
Definition: table.h:743
MEM_ROOT mem_root
Definition: table.h:724
bool is_primary_engine() const
Does this TABLE_SHARE represent a table in a primary storage engine?
Definition: table.h:1242
void destroy()
Release resources and free memory occupied by the table share.
Definition: table.cc:540
TABLE_SHARE_FOREIGN_KEY_INFO * foreign_key
Definition: table.h:1033
bool is_secondary_engine() const
Does this TABLE_SHARE represent a table in a secondary storage engine?
Definition: table.h:1245
uint stats_sample_pages
Definition: table.h:836
handlerton * db_type() const
Definition: table.h:804
Table_histograms_collection * m_histograms
Definition: table.h:719
LEX_STRING comment
Definition: table.h:752
Handler_share * ha_share
Main handler's share.
Definition: table.h:998
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:729
enum_stats_auto_recalc stats_auto_recalc
Definition: table.h:839
const char * tablespace
Definition: table.h:948
partition_info * m_part_info
Partition meta data.
Definition: table.h:968
LEX_STRING compress
Definition: table.h:753
const TABLE_FIELD_DEF * table_field_def_cache
Cache the checked structure of this table.
Definition: table.h:995
uint column_bitmap_size
Definition: table.h:920
ulong mysql_version
Definition: table.h:797
uint max_tmp_key_parts
For materialized derived tables: allocated size of base_key_parts array of all TABLE objects.
Definition: table.h:877
uint total_key_length
Definition: table.h:851
TYPELIB keynames
Definition: table.h:731
uchar * default_values
Definition: table.h:751
LEX_STRING encrypt_type
Definition: table.h:754
PSI_table_share * m_psi
Instrumentation for this table share.
Definition: table.h:1001
bool is_missing_primary_key() const
Determine if the table is missing a PRIMARY KEY.
Definition: table.h:1189
bool db_low_byte_first
Definition: table.h:926
Schema_read_only
Schema's read only mode - ON (true) or OFF (false).
Definition: table.h:1048
LEX_CSTRING table_cache_key
Definition: table.h:775
unsigned int m_ref_count
How many TABLE objects use this TABLE_SHARE.
Definition: table.h:1260
unsigned long version() const
Returns the version of this TABLE_SHARE.
Definition: table.h:1099
uint max_unique_length
Definition: table.h:850
tmp_table_type tmp_table
Definition: table.h:818
unsigned long m_version
TABLE_SHARE version, if changed the TABLE_SHARE must be reopened.
Definition: table.h:1267
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:6039
int cached_row_logging_check
Definition: table.h:938
ulong reclength
Definition: table.h:798
uint varchar_fields
Definition: table.h:863
uint next_number_keypart
Definition: table.h:918
bool secondary_load
Secondary engine load status.
Definition: table.h:759
uint tmp_handler_count
Only for internal temporary tables.
Definition: table.h:825
Field ** field
Definition: table.h:746
ulong avg_row_length
Definition: table.h:796
plugin_ref db_plugin
Definition: table.h:803
LEX_CSTRING table_name
Definition: table.h:777
const dd::View * view_object
View object holding view definition read from DD.
Definition: table.h:1013
uint db_create_options
Bitmap with flags representing some of table options/attributes.
Definition: table.h:903
uint rec_buff_length
Definition: table.h:844
uint blob_fields
Definition: table.h:862
uint max_tmp_keys
For materialized derived tables: allocated size of key_info array.
Definition: table.h:872
LEX_STRING connect_string
Definition: table.h:780
Field ** found_next_number_field
Definition: table.h:747
ha_rows min_rows
Definition: table.h:795
bool is_referenced_by_foreign_key() const
Returns whether this table is referenced by a foreign key.
Definition: table.h:1256
uint foreign_keys
Arrays with descriptions of foreign keys in which this table participates as child or parent.
Definition: table.h:1032
Schema_read_only schema_read_only
Definition: table.h:1049
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:4007
uint fields
Definition: table.h:843
uint tmp_open_count
Only for internal temporary tables.
Definition: table.h:831
Key_name * key_names
Array of names for generated keys, used for materialized derived tables.
Definition: table.h:882
Key_map keys_for_keyread
Definition: table.h:794
char * partition_info_str
Storing the full partitioning clause (PARTITION BY ...) which is used when creating new partition_inf...
Definition: table.h:982
TABLE_SHARE(unsigned long version, bool secondary)
Create a new TABLE_SHARE with the given version number.
Definition: table.h:707
uint null_bytes
Definition: table.h:842
bool system
Definition: table.h:925
bool is_view
Definition: table.h:928
ulonglong get_table_ref_version() const
Return a table metadata version.
Definition: table.cc:4080
uint rowid_field_offset
Definition: table.h:913
uint max_key_length
Definition: table.h:849
ulong * base_rec_per_key
Records per key array, used for materialized derived tables.
Definition: table.h:888
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:1251
bool is_distinct
Whether this is a temporary table that already has a UNIQUE index (removing duplicate rows on insert)...
Definition: table.h:859
dd::Table * tmp_table_def
Data-dictionary object describing explicit temporary table represented by this share.
Definition: table.h:1021
TABLE_SHARE * next
Definition: table.h:734
LEX_STRING path
Definition: table.h:778
bool m_open_in_progress
Definition: table.h:929
uint next_number_key_offset
Definition: table.h:917
uint keys
Definition: table.h:845
Key_map visible_indexes
The set of visible and enabled indexes for this table.
Definition: table.h:793
uint foreign_key_parents
Definition: table.h:1034
bool has_old_version() const
Is this table share being expelled from the table definition cache?
Definition: table.h:1109
mysql_mutex_t LOCK_ha_data
Definition: table.h:733
Wait_for_flush_list m_flush_tickets
List of tickets representing threads waiting for the share to be flushed.
Definition: table.h:1006
void clear_version()
Set the version of this TABLE_SHARE to zero.
Definition: table.cc:529
uint gen_def_field_count
Number of fields having the default value generated.
Definition: table.h:924
MY_BITMAP all_set
Definition: table.h:764
unsigned int ref_count() const
How many TABLE objects use this TABLE_SHARE.
Definition: table.h:1215
uint last_null_bit_pos
Definition: table.h:842
TABLE_CATEGORY table_category
Category of this table.
Definition: table.h:722
bool error
Definition: table.h:919
unsigned int decrement_ref_count()
Decrement the reference count by one.
Definition: table.h:1234
const CHARSET_INFO * table_charset
Definition: table.h:761
unsigned int increment_ref_count()
Increment the reference count by one.
Definition: table.h:1224
mysql::binlog::event::Table_id table_map_id
Definition: table.h:930
bool auto_partitioned
Filled in when reading from frm.
Definition: table.h:975
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:1091
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:1065
ulonglong autoextend_size
Definition: table.h:801
uint primary_key
Definition: table.h:915
ha_storage_media default_storage_media
Definition: table.h:945
rec_per_key_t * base_rec_per_key_float
Records per key array, float rep., used for materialized derived tables.
Definition: table.h:894
bool m_secondary_engine
Does this TABLE_SHARE represent a table in a secondary storage engine?
Definition: table.h:1271
std::uint32_t key_block_size
Definition: table.h:835
bool crashed
Definition: table.h:927
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:503
LEX_CSTRING normalized_path
Definition: table.h:779
uint key_parts
Definition: table.h:846
uint vfields
Number of generated fields.
Definition: table.h:922
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:1117
uint db_options_in_use
Bitmap with flags representing some of table options/attributes which are in use by storage engine.
Definition: table.h:912
ha_rows max_rows
Definition: table.h:795
ulonglong get_table_def_version() const
Definition: table.h:1096
TYPELIB * intervals
Definition: table.h:732
uint first_unused_tmp_key
For materialized derived tables;.
Definition: table.h:868
TABLE_SHARE ** prev
Definition: table.h:734
uint null_fields
Definition: table.h:861
LEX_CSTRING secondary_engine
Secondary storage engine.
Definition: table.h:757
KEY * key_info
Definition: table.h:748
uint partition_info_str_len
Definition: table.h:983
LEX_CSTRING db
Definition: table.h:776
LEX_CSTRING engine_attribute
Definition: table.h:782
LEX_CSTRING secondary_engine_attribute
Definition: table.h:783
uint * blob_field
Definition: table.h:749
enum row_type real_row_type
Real row format used for the table by the storage engine.
Definition: table.h:817
Sql_check_constraint_share_list * check_constraint_share_list
Definition: table.h:1038
Query_block * owner_of_possible_tmp_keys
For materialized derived tables;.
Definition: table.h:1024
void mark_columns_used_by_index(uint index)
Definition: table.cc:5493
bool materialized
For a materializable derived or SJ table: true if has been materialized.
Definition: table.h:1879
void mark_generated_columns(bool is_update)
Update the write/read_set for generated columns when doing update and insert operation.
Definition: table.cc:6225
class QEP_TAB * qep_tab
Definition: table.h:1883
bool m_invalid_dict
This TABLE object is invalid and cannot be reused.
Definition: table.h:1859
query_id_t query_id
Definition: table.h:1731
bool force_index_order
Flag set when the statement contains FORCE INDEX FOR ORDER BY See Table_ref::process_index_hints().
Definition: table.h:1793
void column_bitmaps_set_no_signal(MY_BITMAP *read_set_arg, MY_BITMAP *write_set_arg)
Definition: table.h:1957
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:5661
const char * alias
alias or table name
Definition: table.h:1632
partition_info * part_info
Definition: table.h:1918
void set_hashing(bool use_hashing)
Definition: table.h:1576
uint8 m_status
Definition: table.h:1771
bool key_read
If set, the optimizer has found that row retrieval should access index tree only.
Definition: table.h:1808
bool no_replicate
If set, indicate that the table is not replicated by the server.
Definition: table.h:1817
class JOIN_TAB * join_tab
Definition: table.h:1882
void set_no_row()
Set status for row buffer: contains no row.
Definition: table.h:2090
void mark_columns_needed_for_insert(THD *thd)
Definition: table.cc:6169
Field ** vfield
Pointer to generated columns.
Definition: table.h:1506
void clear_column_bitmaps(void)
Definition: table.cc:5393
uint tmp_table_seq_id
Internal tmp table sequential number.
Definition: table.h:1932
TABLE ** cache_prev
Definition: table.h:1416
Key_map covering_keys
Definition: table.h:1462
uchar * null_flags
Pointer to the null flags of record[0].
Definition: table.h:1633
Key_map keys_in_use_for_group_by
Definition: table.h:1493
Key_map keys_in_use_for_query
Definition: table.h:1491
Field_longlong * set_counter()
Definition: table.h:1619
void set_storage_handler(handler *file_arg)
Set storage handler for temporary table.
Definition: table.h:2020
bool has_null_row() const
Definition: table.h:2143
Record_buffer m_record_buffer
Buffer for use in multi-row reads. Initially empty.
Definition: table.h:1456
void set_deleted()
Set the contents of table to be "deleted", ie "not created", after having deleted the contents.
Definition: table.h:2040
Set_operator_type m_set_op_type
Holds the set operation type.
Definition: table.h:1568
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:6156
void use_all_columns()
Definition: table.h:1962
bool has_updated_row() const
Definition: table.h:2146
TABLE * cache_next
Links for the lists of used/unused TABLE objects for the particular table in the specific instance of...
Definition: table.h:1416
Set_operator_type set_op_type()
Returns the set operation type.
Definition: table.h:1583
void blobs_need_not_keep_old_value()
Virtual fields of type BLOB have a flag m_keep_old_value.
Definition: table.cc:7955
Table_ref * pos_in_table_list
Definition: table.h:1628
bool uses_hashing() const
Definition: table.h:1580
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:1610
ORDER * group
Definition: table.h:1631
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:7551
void mark_columns_per_binlog_row_image(THD *thd)
Definition: table.cc:5733
ha_rows quick_condition_rows
Definition: table.h:1753
THD * in_use
The current session using this table object.
Definition: table.h:1445
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:7786
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:1711
void mark_columns_needed_for_delete(THD *thd)
Definition: table.cc:5584
ha_rows quick_rows[MAX_KEY]
Definition: table.h:1737
thr_lock_type lock_type
Definition: table.h:1884
bool null_row
Definition: table.h:1778
uint lock_data_start
Definition: table.h:1756
bool const_table
Definition: table.h:1800
MY_BITMAP read_set_internal
A bitmap of fields that are explicitly referenced by the query.
Definition: table.h:1698
bool is_marked_for_partial_update(const Field *field) const
Has this column been marked for partial update?
Definition: table.cc:7545
bool force_index_group
Flag set when the statement contains FORCE INDEX FOR GROUP BY See Table_ref::process_index_hints().
Definition: table.h:1799
bool has_storage_handler() const
Definition: table.h:2017
bool open_by_handler
Definition: table.h:1819
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:4272
Table_ref * pos_in_locked_tables
Definition: table.h:1630
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:7533
void set_keyread(bool flag)
Definition: table.cc:6145
bool index_contains_some_virtual_gcol(uint index_no) const
Check whether the given index has a virtual generated columns.
Definition: table.h:2004
uint db_stat
Definition: table.h:1758
bool is_logical_diff_enabled(const Field *field) const
Is partial update using logical diffs enabled on this JSON column?
Definition: table.cc:7764
bool has_invalid_dict() const
Definition: table.h:1975
bool has_invalid_stats()
Definition: table.h:1980
uchar * insert_values
Definition: table.h:1453
ptrdiff_t default_values_offset() const
Definition: table.h:2012
uchar * record[2]
Definition: table.h:1450
void invalidate_dict()
Definition: table.cc:8002
void mark_auto_increment_column(void)
Mark auto-increment fields as used fields in both read and write maps.
Definition: table.cc:5553
bool alias_name_used
Definition: table.h:1837
bool fill_item_list(mem_root_deque< Item * > *item_list) const
Create Item_field for each column in the table.
Definition: table.cc:4329
bool impossible_range
Definition: table.h:1890
bool is_binary_diff_enabled(const Field *field) const
Is partial update using binary diffs enabled on this JSON column?
Definition: table.cc:7758
void invalidate_stats()
Definition: table.cc:8013
Cost_model_table m_cost_model
Cost model object for operations on this table.
Definition: table.h:1925
bool should_binlog_drop_if_temp_flag
This flag decides whether or not we should log the drop temporary table command.
Definition: table.h:2252
void cleanup_value_generator_items()
Clean any state in items associated with generated columns to be ready for the next statement.
Definition: table.cc:4298
bool m_deduplicate_with_hashing
If false, de-duplication happens via an index on this table, if true, via an in-memory hash table,...
Definition: table.h:1553
Field_longlong * m_set_counter
The set counter.
Definition: table.h:1542
void init_cost_model(const Cost_model_server *cost_model_server)
Initialize the optimizer cost model.
Definition: table.h:2177
bool not_exists_optimize
Definition: table.h:1885
bool force_index
Definition: table.h:1787
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:4107
bool is_except() const
Definition: table.h:1596
MY_BITMAP * read_set
The read set contains the set of columns that the execution engine needs to process the query.
Definition: table.h:1680
bool should_binlog_drop_if_temp(void) const
Definition: table.cc:7970
bool get_fields_in_item_tree
Definition: table.h:1838
uint visible_field_count() const
Definition: table.h:1987
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:7642
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:6285
int current_lock
Definition: table.h:1759
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:6062
uint quick_n_ranges[MAX_KEY]
Definition: table.h:1743
TABLE * next
Definition: table.h:1406
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:7647
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:1868
bool empty_result_table()
Empties internal temporary table (deletes rows, closes scan)
Definition: table.cc:7974
void cleanup_partial_update()
Clean up state used for partial update of JSON columns.
Definition: table.cc:7612
uint lock_position
Definition: table.h:1755
Key_map quick_keys
Definition: table.h:1463
void restore_null_flags()
Restore the NULL flags of the current row from the designated buffer.
Definition: table.h:2163
Table_trigger_dispatcher * triggers
Definition: table.h:1627
bool no_keyread
Certain statements which need the full row, set this to ban index-only access.
Definition: table.h:1813
bool is_intersect() const
Definition: table.h:1591
void set_tmp_table_seq_id(uint arg)
Definition: table.h:2206
Partial_update_info * m_partial_update_info
Object which contains execution time state used for partial update of JSON columns.
Definition: table.h:2246
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:7966
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:7263
void set_deleted_row()
Set "deleted" property for the current row.
Definition: table.h:2134
void reset_null_row()
Clear "null row" status for the current row.
Definition: table.h:2122
Field ** gen_def_fields_ptr
Pointer to fields having the default value generated.
Definition: table.h:1508
MY_BITMAP fields_for_functional_indexes
A bitmap marking the hidden generated columns that exists for functional indexes.
Definition: table.h:1433
void set_not_started()
Life cycle of the row buffer is as follows:
Definition: table.h:2070
const histograms::Histogram * find_histogram(uint field_index) const
Find the histogram for the given field index.
Definition: table.cc:7798
SortingIterator * sorting_iterator
Not owned by the TABLE; used only from filesort_free_buffers().
Definition: table.h:1910
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:1549
key_part_map const_key_parts[MAX_KEY]
Definition: table.h:1740
Field ** field
Definition: table.h:1446
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:5815
MEM_ROOT mem_root
Definition: table.h:1898
void column_bitmaps_set(MY_BITMAP *read_set_arg, MY_BITMAP *write_set_arg)
Definition: table.cc:7293
uint hidden_field_count
Count of hidden fields, if internal temporary table; 0 otherwise.
Definition: table.h:1448
bool is_nullable() const
Return whether table is nullable.
Definition: table.h:2045
MY_BITMAP tmp_set
Definition: table.h:1638
MDL_ticket * mdl_ticket
Definition: table.h:1921
bool has_gcol() const
Definition: table.h:2048
bool all_partitions_pruned_away
Definition: table.h:1920
MY_BITMAP def_read_set
Definition: table.h:1638
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:7618
bool setup_partial_update()
Definition: table.cc:7583
bool has_deleted_row() const
Definition: table.h:2149
bool check_read_removal(uint index)
Read removal is possible if the selected quick read method is using full unique index.
Definition: table.cc:7055
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:7752
KEY_PART_INFO * base_key_parts
Key part array for generated keys, used for materialized derived tables.
Definition: table.h:1501
bool is_started() const
Definition: table.h:2076
Set_operator_type
Definition: table.h:1556
@ SOT_EXCEPT_DISTINCT
Definition: table.h:1563
@ SOT_NONE
Definition: table.h:1557
@ SOT_UNION_ALL
Definition: table.h:1558
@ SOT_INTERSECT_ALL
Definition: table.h:1560
@ SOT_INTERSECT_DISTINCT
Definition: table.h:1561
@ SOT_UNION_DISTINCT
Definition: table.h:1559
@ SOT_EXCEPT_ALL
Definition: table.h:1562
MY_BITMAP cond_set
Definition: table.h:1647
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:5531
void reset()
Reset state of fields after optimization and execution.
Definition: table.cc:4177
MY_BITMAP pack_row_tmp_set
Definition: table.h:1638
void default_column_bitmaps()
Definition: table.h:1965
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:6119
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:7623
void set_null_row()
Set current row as "null row", for use in null-complemented outer join.
Definition: table.h:2115
handler * get_primary_handler() const
Returns the primary engine handler for the table.
Definition: table.cc:7300
Sql_table_check_constraint_list * table_check_constraint_list
Definition: table.h:1762
Key_map possible_quick_keys
Definition: table.h:1478
bool created
For tmp tables.
Definition: table.h:1875
bool has_row() const
Definition: table.h:2140
const Cost_model_table * cost_model() const
Return the cost model object for this table.
Definition: table.h:2184
Field * next_number_field
Definition: table.h:1503
void update_const_key_parts(Item *conds)
Update TABLE::const_key_parts for single table UPDATE/DELETE query.
Definition: table.cc:7025
void save_null_flags()
Save the NULL flags of the current row into the designated buffer.
Definition: table.h:2158
Field * found_next_number_field
Definition: table.h:1504
Key_map keys_in_use_for_order_by
Definition: table.h:1495
void set_row_status_from_handler(int status)
Set "row found" status from handler result.
Definition: table.h:2100
Field ** visible_field_ptr() const
Definition: table.h:1985
uchar * null_flags_saved
Saved null_flags while null_row is true.
Definition: table.h:1634
uchar * write_row_record
Definition: table.h:1451
ha_rows m_limit_rows
A priori unlimited.
Definition: table.h:1534
MY_BITMAP def_write_set
Definition: table.h:1638
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:1574
uint lock_count
Definition: table.h:1757
Field * hash_field
Field used by unique constraint.
Definition: table.h:1510
MY_BITMAP def_fields_set_during_insert
Bitmap of table fields (columns), which are explicitly set in the INSERT INTO statement.
Definition: table.h:1656
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:7518
Field * fts_doc_id_field
Definition: table.h:1624
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:1836
KEY * key_info
Definition: table.h:1496
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:4222
void set_found_row()
Set status for row buffer: contains row.
Definition: table.h:2079
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:5450
void set_nullable()
Set table as nullable, ie it is inner wrt some outer join.
Definition: table.h:2042
Blob_mem_storage * blob_storage
Initialized in Item_func_group_concat::setup for appropriate temporary table if GROUP_CONCAT is used ...
Definition: table.h:1904
void set_updated_row()
Set "updated" property for the current row.
Definition: table.h:2128
TABLE * prev
Definition: table.h:1406
void prepare_for_position(void)
Tell handler we are going to call position() and rnd_pos() later.
Definition: table.cc:5425
TABLE_SHARE * s
Definition: table.h:1404
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:7603
MY_BITMAP * m_partial_update_columns
Bitmap that tells which columns are eligible for partial update in an update statement.
Definition: table.h:2237
bool copy_blobs
Definition: table.h:1780
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:7722
bool is_distinct() const
Definition: table.h:1601
bool add_tmp_key(Field_map *key_parts, bool invisible, bool modify_share)
Add one key to a materialized derived table.
Definition: table.cc:5930
SortingIterator * duplicate_removal_iterator
Definition: table.h:1911
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:7986
bool nullable
If true, this table is inner w.r.t.
Definition: table.h:1769
Key_map merge_keys
Definition: table.h:1466
Sort_result unique_result
The result of applying a unique operation (by row ID) to the table, if done.
Definition: table.h:1917
bool is_created() const
Return true if table is instantiated, and false otherwise.
Definition: table.h:2029
uint quick_key_parts[MAX_KEY]
Definition: table.h:1742
MY_BITMAP * write_set
Definition: table.h:1682
struct TABLE::@184 reginfo
bool no_rows
True if writes to this table should not write rows and just write keys.
Definition: table.h:1802
LEX_CSTRING referenced_table_db
Definition: table.h:665
dd::Foreign_key::enum_rule delete_rule
Definition: table.h:672
LEX_CSTRING unique_constraint_name
Name of unique key matching FK in parent table, "" if there is no unique key.
Definition: table.h:671
LEX_CSTRING * column_name
Arrays with names of referencing columns of the FK.
Definition: table.h:677
uint columns
Definition: table.h:673
dd::Foreign_key::enum_rule update_rule
Definition: table.h:672
LEX_CSTRING referenced_table_name
Definition: table.h:666
dd::Foreign_key::enum_rule delete_rule
Definition: table.h:683
dd::Foreign_key::enum_rule update_rule
Definition: table.h:683
LEX_CSTRING referencing_table_name
Definition: table.h:682
LEX_CSTRING referencing_table_db
Definition: table.h:681
handlerton is a singleton structure - one instance per storage engine - to provide access to storage ...
Definition: handler.h:2718
An instrumented mutex structure.
Definition: mysql_mutex_bits.h:49
Definition: sql_plugin_ref.h:44
Contains the class Table_id, mainly used for row based replication.
thr_lock_type
Definition: thr_lock.h:50
@ TL_WRITE_LOW_PRIORITY
Definition: thr_lock.h:89
@ TL_UNLOCK
Definition: thr_lock.h:52
@ TL_READ
Definition: thr_lock.h:61
@ TL_WRITE_ALLOW_WRITE
Definition: thr_lock.h:72
static void mark()
Definition: xcom_transport.cc:690