1#ifndef ITEM_JSON_FUNC_INCLUDED
2#define ITEM_JSON_FUNC_INCLUDED
135 bool forbid_wildcards);
184 template <
typename... Args>
289 const char *calling_function,
String *value,
312 size_t *reslength,
bool require_string);
323 const char *
func_name()
const override {
return "json_valid"; }
344 const char *
func_name()
const override {
return "json_schema_valid"; }
372 return "json_schema_validation_report";
405 const char *
func_name()
const override {
return "json_contains"; }
445 const char *
func_name()
const override {
return "json_contains_path"; }
475 const char *
func_name()
const override {
return "json_type"; }
499 const char *
func_name()
const override {
return "cast_as_json"; }
520 const char *
func_name()
const override {
return "json_length"; }
535 const char *
func_name()
const override {
return "json_depth"; }
560 const char *
func_name()
const override {
return "json_keys"; }
585 const char *
func_name()
const override {
return "json_extract"; }
597 bool eq(
const Item *item,
bool binary_cmp)
const override;
605 template <
typename... Args>
635 const char *
func_name()
const override {
return "json_array_append"; }
648 const char *
func_name()
const override {
return "json_insert"; }
661 const char *
func_name()
const override {
return "json_array_insert"; }
676 template <
typename... Args>
679 m_json_set(json_set),
691 template <
typename... Args>
695 const char *
func_name()
const override {
return "json_set"; }
703 template <
typename... Args>
707 const char *
func_name()
const override {
return "json_replace"; }
715 template <
typename... Args>
723 const char *
func_name()
const override {
return "json_array"; }
750 const char *
func_name()
const override {
return "json_object"; }
779 template <
typename... Args>
784 const char *
func_name()
const override {
return "json_search"; }
811 template <
typename... Args>
815 const char *
func_name()
const override {
return "json_remove"; }
835 const char *
func_name()
const override {
return "json_merge_preserve"; }
865 const char *
func_name()
const override {
return "json_merge_patch"; }
886 const char *
func_name()
const override {
return "json_quote"; }
917 const char *
func_name()
const override {
return "json_unquote"; }
938 const char *
func_name()
const override {
return "json_pretty"; }
956 const char *
func_name()
const override {
return "json_storage_size"; }
975 const char *
func_name()
const override {
return "json_storage_free"; }
999 bool m_is_allowed{
false};
1015 const char *
func_name()
const override {
return "cast_as_array"; }
1028 bool no_conversions)
override;
1062 const char *
func_name()
const override {
return "json_overlaps"; }
1077 const char *
func_name()
const override {
return "member of"; }
1108 Item *on_empty_default,
1110 Item *on_error_default);
1112 const char *
func_name()
const override {
return "json_value"; }
1118 bool eq(
const Item *item,
bool binary_cmp)
const override;
1130 struct Default_value;
1170 int64_t extract_integer_value();
1172 int64_t extract_year_value();
1178 bool extract_datetime_value(
MYSQL_TIME *ltime);
1184 double extract_real_value();
1204 const char *calling_function,
int max_decimal_digits,
1205 bool add_bounding_box,
bool add_short_crs_urn,
1206 bool add_long_crs_urn,
uint32 *geometry_srid);
1237 const char *calling_function,
String *value,
1255 String *utf8_res,
const char **safep,
1256 size_t *safe_length);
A field that stores a JSON value.
Definition: field.h:4002
Definition: item_cmpfunc.h:295
Class that represents CAST(<expr> AS <type> ARRAY)
Definition: item_json_func.h:989
unique_ptr_destroy_only< Json_array > m_result_array
An array used by save_in_field_inner() to store the result of an array cast operation.
Definition: item_json_func.h:1006
bool get_time(MYSQL_TIME *) override
Definition: item_json_func.h:1051
void allow_array_cast() override
A helper function to ensure proper usage of CAST(.
Definition: item_json_func.h:1026
const char * func_name() const override
Definition: item_json_func.h:1015
longlong val_int() override
Definition: item_json_func.h:1031
bool returns_array() const override
Whether the item returns array of its data type.
Definition: item_json_func.h:1017
bool get_date(MYSQL_TIME *, my_time_flags_t) override
Definition: item_json_func.h:1047
my_decimal * val_decimal(my_decimal *) override
Definition: item_json_func.h:1039
enum Functype functype() const override
Definition: item_json_func.h:1016
double val_real() override
Definition: item_json_func.h:1043
~Item_func_array_cast() override
Cast_target cast_type
Type to cast to.
Definition: item_json_func.h:991
String * val_str(String *) override
Definition: item_json_func.h:1035
Represents the JSON function JSON_ARRAY_APPEND()
Definition: item_json_func.h:630
Item_func_json_array_append(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:632
const char * func_name() const override
Definition: item_json_func.h:635
Represents the JSON function JSON_ARRAY_INSERT()
Definition: item_json_func.h:656
Item_func_json_array_insert(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:658
const char * func_name() const override
Definition: item_json_func.h:661
Represents the JSON function JSON_ARRAY()
Definition: item_json_func.h:713
enum Functype functype() const override
Definition: item_json_func.h:724
Item_func_json_array(Args &&...parent_args)
Definition: item_json_func.h:716
const char * func_name() const override
Definition: item_json_func.h:723
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:726
Represents the JSON function JSON_CONTAINS_PATH()
Definition: item_json_func.h:432
void cleanup() override
Cleanup between executions of the statement.
Definition: item_json_func.cc:905
bool is_bool_func() const override
Definition: item_json_func.h:447
longlong val_int() override
Definition: item_json_func.cc:912
Json_path_cache m_path_cache
Definition: item_json_func.h:437
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:451
String m_doc_value
Definition: item_json_func.h:433
Item_func_json_contains_path(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:440
const char * func_name() const override
Definition: item_json_func.h:445
enum_const_item_cache can_cache_json_arg(Item *arg) override
Whether an arg of a JSON function can be cached to avoid repetitive string->JSON conversion.
Definition: item_json_func.h:461
enum_one_or_all_type m_cached_ooa
Definition: item_json_func.h:434
Represents the JSON function JSON_CONTAINS()
Definition: item_json_func.h:397
bool gc_subst_analyzer(uchar **) override
Analyzer function for GC substitution.
Definition: item_json_func.h:408
optimize_type select_optimize(const THD *) override
Definition: item_json_func.h:407
Item_func_json_contains(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:402
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:414
longlong val_int() override
Definition: item_json_func.cc:847
String m_doc_value
Definition: item_json_func.h:398
enum Functype functype() const override
Definition: item_json_func.h:406
Json_path_cache m_path_cache
Definition: item_json_func.h:399
enum_const_item_cache can_cache_json_arg(Item *arg) override
Whether an arg of a JSON function can be cached to avoid repetitive string->JSON conversion.
Definition: item_json_func.h:424
void cleanup() override
Cleanup between executions of the statement.
Definition: item_json_func.cc:841
const char * func_name() const override
Definition: item_json_func.h:405
bool is_bool_func() const override
Definition: item_json_func.h:410
Represents the JSON function JSON_DEPTH()
Definition: item_json_func.h:529
enum Functype functype() const override
Definition: item_json_func.h:536
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:538
longlong val_int() override
Definition: item_json_func.cc:1548
String m_doc_value
Definition: item_json_func.h:530
const char * func_name() const override
Definition: item_json_func.h:535
Item_func_json_depth(const POS &pos, Item *a)
Definition: item_json_func.h:533
Represents the JSON function JSON_INSERT()
Definition: item_json_func.h:643
Item_func_json_insert(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:645
const char * func_name() const override
Definition: item_json_func.h:648
Represents the JSON function JSON_KEYS()
Definition: item_json_func.h:550
bool val_json(Json_wrapper *wr) override
Get a JSON value from an Item.
Definition: item_json_func.cc:1569
String m_doc_value
Definition: item_json_func.h:551
Item_func_json_keys(THD *thd, const POS &pos, Item *a, Item *b)
Definition: item_json_func.h:557
Item_func_json_keys(THD *thd, const POS &pos, Item *a)
Definition: item_json_func.h:554
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:562
const char * func_name() const override
Definition: item_json_func.h:560
Represents the JSON function JSON_LENGTH()
Definition: item_json_func.h:507
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:513
Item_func_json_length(const POS &pos, Item *doc)
Definition: item_json_func.h:511
longlong val_int() override
Definition: item_json_func.cc:1524
String m_doc_value
Definition: item_json_func.h:508
enum Functype functype() const override
Definition: item_json_func.h:521
const char * func_name() const override
Definition: item_json_func.h:520
Represents the JSON function JSON_MERGE_PATCH.
Definition: item_json_func.h:860
Item_func_json_merge_patch(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:862
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:867
const char * func_name() const override
Definition: item_json_func.h:865
Represents the JSON function JSON_MERGE_PRESERVE.
Definition: item_json_func.h:830
const char * func_name() const override
Definition: item_json_func.h:835
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:837
Item_func_json_merge_preserve(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:832
Represents the JSON function JSON_MERGE.
Definition: item_json_func.h:850
bool is_deprecated() const override
Definition: item_json_func.h:854
Definition: item_json_func.h:1058
bool gc_subst_analyzer(uchar **) override
Analyzer function for GC substitution.
Definition: item_json_func.h:1064
enum Functype functype() const override
Definition: item_json_func.h:1063
const char * func_name() const override
Definition: item_json_func.h:1062
Item_func_json_overlaps(const POS &pos, Item *a, Item *b)
Definition: item_json_func.h:1060
optimize_type select_optimize(const THD *) override
Definition: item_json_func.h:1065
enum_const_item_cache can_cache_json_arg(Item *arg) override
Whether an arg of a JSON function can be cached to avoid repetitive string->JSON conversion.
Definition: item_json_func.h:1068
Represents the JSON_PRETTY function.
Definition: item_json_func.h:934
const char * func_name() const override
Definition: item_json_func.h:938
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:940
Item_func_json_pretty(const POS &pos, Item *a)
Definition: item_json_func.h:936
Represents the JSON function JSON_QUOTE()
Definition: item_json_func.h:879
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:888
String m_value
Definition: item_json_func.h:880
Item_func_json_quote(const POS &pos, PT_item_list *a)
Definition: item_json_func.h:883
const char * func_name() const override
Definition: item_json_func.h:886
Represents the JSON function JSON_REMOVE()
Definition: item_json_func.h:806
Item_func_json_remove(Args &&...parent_args)
Definition: item_json_func.h:812
const char * func_name() const override
Definition: item_json_func.h:815
bool can_use_in_partial_update() const override
Can this function type be used in partial update?
Definition: item_json_func.h:808
String m_doc_value
Definition: item_json_func.h:807
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:817
Represents the JSON function JSON_REPLACE()
Definition: item_json_func.h:701
Item_func_json_replace(Args &&...parent_args)
Definition: item_json_func.h:704
const char * func_name() const override
Definition: item_json_func.h:707
Represents the JSON function JSON_OBJECT()
Definition: item_json_func.h:738
String tmp_key_value
Definition: item_json_func.h:739
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:753
enum Functype functype() const override
Definition: item_json_func.h:751
Item_func_json_row_object(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.h:742
const char * func_name() const override
Definition: item_json_func.h:750
Represents the JSON function JSON_SCHEMA_VALID( <json schema>, <json doc> )
Definition: item_json_func.h:339
unique_ptr_destroy_only< const Json_schema_validator > m_cached_schema_validator
Definition: item_json_func.h:358
Item_func_json_schema_valid(const POS &pos, Item *a, Item *b)
Definition: item_json_func.cc:684
bool val_bool() override
Definition: item_json_func.cc:744
bool fix_fields(THD *, Item **) override
Definition: item_json_func.cc:671
longlong val_int() override
Definition: item_json_func.h:348
const char * func_name() const override
Definition: item_json_func.h:344
~Item_func_json_schema_valid() override
void cleanup() override
Called for every Item after use (preparation and execution).
Definition: item_json_func.cc:682
Represents the JSON function JSON_SCHEMA_VALIDATION_REPORT( <json schema>, <json doc> )
Definition: item_json_func.h:365
const char * func_name() const override
Definition: item_json_func.h:371
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:377
unique_ptr_destroy_only< const Json_schema_validator > m_cached_schema_validator
Definition: item_json_func.h:391
void cleanup() override
JSON_*() support methods.
Definition: item_json_func.cc:783
~Item_func_json_schema_validation_report() override
bool val_json(Json_wrapper *wr) override
Get a JSON value from an Item.
Definition: item_json_func.cc:795
bool fix_fields(THD *, Item **) override
Definition: item_json_func.cc:772
Item_func_json_schema_validation_report(THD *thd, const POS &pos, PT_item_list *a)
Definition: item_json_func.cc:788
Represents the JSON function JSON_SEARCH()
Definition: item_json_func.h:765
String m_doc_value
Definition: item_json_func.h:766
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:793
enum_one_or_all_type m_cached_ooa
Definition: item_json_func.h:767
Item_func_like * m_like_node
Definition: item_json_func.h:771
Item_func_json_search(Args &&...parent_args)
Construct a JSON_SEARCH() node.
Definition: item_json_func.h:780
const char * func_name() const override
Definition: item_json_func.h:784
Item_string * m_source_string_item
Definition: item_json_func.h:770
Common base class for JSON_SET() and JSON_REPLACE().
Definition: item_json_func.h:669
Item_func_json_set_replace(bool json_set, Args &&...parent_args)
Definition: item_json_func.h:677
const bool m_json_set
True if this is JSON_SET, false if it is JSON_REPLACE.
Definition: item_json_func.h:671
Json_path_clone m_path
Definition: item_json_func.h:672
bool can_use_in_partial_update() const override
Can this function type be used in partial update?
Definition: item_json_func.h:673
Represents the JSON function JSON_SET()
Definition: item_json_func.h:689
Item_func_json_set(Args &&...parent_args)
Definition: item_json_func.h:692
const char * func_name() const override
Definition: item_json_func.h:695
Class that represents the function JSON_STORAGE_FREE.
Definition: item_json_func.h:971
Item_func_json_storage_free(const POS &pos, Item *a)
Definition: item_json_func.h:973
const char * func_name() const override
Definition: item_json_func.h:975
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:977
Class that represents the function JSON_STORAGE_SIZE.
Definition: item_json_func.h:952
Item_func_json_storage_size(const POS &pos, Item *a)
Definition: item_json_func.h:954
const char * func_name() const override
Definition: item_json_func.h:956
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:958
Represents the JSON function JSON_TYPE.
Definition: item_json_func.h:469
const char * func_name() const override
Definition: item_json_func.h:475
String * val_str(String *) override
Definition: item_json_func.cc:1049
String m_value
Definition: item_json_func.h:470
Item_func_json_type(const POS &pos, Item *a)
Definition: item_json_func.h:473
bool resolve_type(THD *) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.cc:1041
Represents the JSON function JSON_UNQUOTE()
Definition: item_json_func.h:907
String m_value
Definition: item_json_func.h:908
const char * func_name() const override
Definition: item_json_func.h:917
Item_func_json_unquote(const POS &pos, Item *a)
Definition: item_json_func.h:915
Item_func_json_unquote(const POS &pos, PT_item_list *a)
Definition: item_json_func.h:912
enum Functype functype() const override
Definition: item_json_func.h:919
String m_conversion_buffer
Definition: item_json_func.h:909
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:921
Represents the JSON function JSON_VALID( <value> )
Definition: item_json_func.h:317
const char * func_name() const override
Definition: item_json_func.h:323
Item_func_json_valid(const POS &pos, Item *a)
Definition: item_json_func.h:321
longlong val_int() override
Definition: item_json_func.cc:623
bool is_bool_func() const override
Definition: item_json_func.h:325
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:329
String m_value
Definition: item_json_func.h:318
Class implementing the JSON_VALUE function.
Definition: item_json_func.h:1103
unique_ptr_destroy_only< Default_value > m_default_error
The default value for ON EMPTY (if not ERROR or NULL ON EMPTY).
Definition: item_json_func.h:1141
~Item_func_json_value() override
Json_on_response_type m_on_error
Type of the ON ERROR clause.
Definition: item_json_func.h:1137
Cast_target m_cast_target
The target data type.
Definition: item_json_func.h:1143
unique_ptr_destroy_only< Default_value > m_default_empty
The default value for ON EMPTY (if not ERROR or NULL ON EMPTY).
Definition: item_json_func.h:1139
const char * func_name() const override
Definition: item_json_func.h:1112
Json_on_response_type m_on_empty
Type of the ON EMPTY clause.
Definition: item_json_func.h:1135
Json_path m_path_json
Parsed path.
Definition: item_json_func.h:1130
Definition: item_cmpfunc.h:2373
Definition: item_json_func.h:1073
enum_const_item_cache can_cache_json_arg(Item *arg) override
Whether an arg of a JSON function can be cached to avoid repetitive string->JSON conversion.
Definition: item_json_func.h:1090
Item_func_member_of(const POS &pos, Item *a, Item *b)
Definition: item_json_func.h:1075
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:1079
enum Functype functype() const override
Definition: item_json_func.h:1078
bool gc_subst_analyzer(uchar **) override
Analyzer function for GC substitution.
Definition: item_json_func.h:1084
Item * key_item() const override
Definition: item_json_func.h:1089
optimize_type select_optimize(const THD *) override
Definition: item_json_func.h:1085
const char * func_name() const override
Definition: item_json_func.h:1077
Base class for all the functions that take a JSON document as the first argument and one of more pair...
Definition: item_json_func.h:603
void update_used_tables() final
Updates used tables, not null tables information and accumulates properties up the item tree,...
Definition: item_json_func.cc:1733
String m_doc_value
Definition: item_json_func.h:615
Item_func_modify_json_in_path(Args &&...parent_args)
Definition: item_json_func.h:606
table_map calculate_not_null_tables() const
Calculates the set of tables to return from not_used_tables().
Definition: item_json_func.cc:1738
bool resolve_type(THD *thd) final
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.cc:1721
Definition: item_func.h:102
Item ** args
Array of pointers to arguments.
Definition: item_func.h:109
Functype
Definition: item_func.h:187
@ JSON_CONTAINS
Definition: item_func.h:305
@ JSON_UNQUOTE_FUNC
Definition: item_func.h:307
@ JSON_ARRAY_FUNC
Definition: item_func.h:323
@ JSON_DEPTH_FUNC
Definition: item_func.h:320
@ JSON_OBJECT_FUNC
Definition: item_func.h:322
@ JSON_EXTRACT_FUNC
Definition: item_func.h:321
@ MEMBER_OF_FUNC
Definition: item_func.h:308
@ TYPECAST_FUNC
Definition: item_func.h:236
@ JSON_OVERLAPS
Definition: item_func.h:306
@ JSON_LENGTH_FUNC
Definition: item_func.h:319
optimize_type
Definition: item_func.h:325
@ OPTIMIZE_KEY
Definition: item_func.h:327
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_func.h:680
enum Type type() const override
Definition: item_func.h:332
virtual Item * key_item() const
Definition: item_func.h:499
bool param_type_is_default(THD *thd, uint start, uint end, uint step, enum_field_types def)
For arguments of this Item_func ("args" array), in range [start, start+step, start+2*step,...
Definition: item_func.cc:527
void print(const THD *thd, String *str, enum_query_type query_type) const override
This method is used for to:
Definition: item_func.cc:747
bool fix_fields(THD *, Item **ref) override
Definition: item_func.cc:405
uint arg_count
How many arguments in 'args'.
Definition: item_func.h:132
Field * tmp_table_field(TABLE *t_arg) override
Definition: item_func.cc:794
bool eq(const Item *item, bool binary_cmp) const override
Definition: item_func.cc:777
bool null_on_null
Affects how to determine that NULL argument implies a NULL function return.
Definition: item_func.h:164
Definition: item_func.h:983
Base class for all item functions that a return JSON value.
Definition: item_json_func.h:157
void mark_for_partial_update(const Field_json *field)
Mark this expression as used in partial update.
Definition: item_json_func.cc:2122
Item_json_func(THD *thd, Args &&...parent_args)
Construct an Item_json_func instance.
Definition: item_json_func.h:185
String m_conversion_buffer
String used for converting JSON text values to utf8mb4 charset.
Definition: item_json_func.h:165
longlong val_int() override
Definition: item_json_func.cc:1126
Item_result cast_to_int_type() const override
Definition: item_json_func.h:205
String m_value
String used when reading JSON binary values or JSON text values.
Definition: item_json_func.h:163
virtual bool can_use_in_partial_update() const
Can this function type be used in partial update?
Definition: item_json_func.h:159
bool get_date(MYSQL_TIME *ltime, my_time_flags_t fuzzydate) override
Definition: item_json_func.cc:1103
bool resolve_type(THD *) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:191
bool get_time(MYSQL_TIME *ltime) override
Definition: item_json_func.cc:1115
String * val_str(String *arg) override
Definition: item_json_func.cc:1088
my_decimal * val_decimal(my_decimal *decimal_value) override
Definition: item_json_func.cc:1148
enum Item_result result_type() const override
Definition: item_json_func.h:195
String m_string_buffer
String used for converting a JSON value to text in val_str().
Definition: item_json_func.h:167
bool supports_partial_update(const Field_json *field) const override
Does this function call support partial update of the given JSON column?
Definition: item_json_func.cc:2139
Json_path_cache m_path_cache
Definition: item_json_func.h:170
const Field_json * m_partial_update_column
Target column for partial update, if this function is used in an update statement and partial update ...
Definition: item_json_func.h:176
double val_real() override
Definition: item_json_func.cc:1135
void cleanup() override
JSON_*() support methods.
Definition: item_json_func.cc:617
virtual const char * func_name() const =0
Definition: item_strfunc.h:76
Represents a "CAST( <value> AS JSON )" coercion.
Definition: item_json_func.h:485
bool val_json(Json_wrapper *wr) override
Get a JSON value from an Item.
Definition: item_json_func.cc:1468
const char * cast_type() const
Definition: item_json_func.h:500
void print(const THD *thd, String *str, enum_query_type query_type) const override
This method is used for to:
Definition: item_json_func.cc:1515
Item_json_func super
Definition: item_json_func.h:486
const char * func_name() const override
Definition: item_json_func.h:499
bool resolve_type(THD *thd) override
Resolve type-related information for this item, such as result field type, maximum size,...
Definition: item_json_func.h:492
Item_typecast_json(THD *thd, const POS &pos, Item *a)
Definition: item_json_func.h:489
Base class that is used to represent any kind of expression in a relational query.
Definition: item.h:936
uint32 max_char_length() const
Definition: item.h:3323
void set_nullable(bool nullable)
Definition: item.h:3642
virtual bool propagate_type(THD *thd, const Type_properties &type)
Propagate data type specifications into parameters and user variables.
Definition: item.h:1317
virtual type_conversion_status save_in_field_inner(Field *field, bool no_conversions)
Helper function which does all of the work for save_in_field(Field*, bool), except some error checkin...
Definition: item.cc:6873
virtual bool val_json(Json_wrapper *result)
Get a JSON value from an Item.
Definition: item.h:2068
enum_const_item_cache
How to cache constant JSON data.
Definition: item.h:1003
@ CACHE_NONE
Don't cache.
Definition: item.h:1005
@ CACHE_JSON_VALUE
Source data is a JSON string, parse and cache result.
Definition: item.h:1007
@ CACHE_JSON_ATOM
Source data is SQL scalar, convert and cache result.
Definition: item.h:1009
void set_data_type_json()
Set the data type of the Item to be JSON.
Definition: item.h:1738
void set_data_type_string(uint32 max_l)
Set the Item to be variable length string.
Definition: item.h:1587
virtual void mark_json_as_scalar()
For Items with data type JSON, mark that a string argument is treated as a scalar JSON value.
Definition: item.h:1358
Represents a JSON array container, i.e.
Definition: json_dom.h:516
Vector of logical diffs describing changes to a JSON column.
Definition: json_diff.h:141
JSON DOM abstract base class.
Definition: json_dom.h:173
Represents a JSON container value of type "object" (ECMA), type J_OBJECT here.
Definition: json_dom.h:369
Path cache for JSON functions.
Definition: item_json_func.h:90
Json_path_cache(THD *thd, uint size)
Json_path_cache.
Definition: item_json_func.cc:553
const Json_path * get_path(uint arg_idx) const
Return an already parsed path expression.
Definition: item_json_func.cc:598
void reset_cache()
Reset the cache for re-use when a statement is re-executed.
Definition: item_json_func.cc:608
enum_path_status
Enum that tells the status of a cell in m_paths.
Definition: item_json_func.h:99
Prealloced_array< Json_path, 8 > m_paths
List of paths.
Definition: item_json_func.h:96
Mem_root_array< Path_cell > m_arg_idx_to_vector_idx
Map argument indexes to indexes into m_paths.
Definition: item_json_func.h:112
String m_path_value
Holder for path strings.
Definition: item_json_func.h:93
bool parse_and_cache_path(const THD *thd, Item **args, uint arg_idx, bool forbid_wildcards)
Parse a path expression if necessary.
Definition: item_json_func.cc:560
A lightweight path expression.
Definition: json_path.h:447
A JSON path expression.
Definition: json_path.h:353
A class that is capable of holding objects of any sub-type of Json_scalar.
Definition: json_dom.h:1886
Json_schema_validator is an object that contains a JSON Schema that can be re-used multiple times.
Definition: json_schema.h:127
Abstraction for accessing JSON values irrespective of whether they are (started out as) binary JSON v...
Definition: json_dom.h:1153
A typesafe replacement for DYNAMIC_ARRAY.
Definition: mem_root_array.h:426
Wrapper class for an Item list head, used to allocate Item lists in the parser in a context-independe...
Definition: parse_tree_helpers.h:105
virtual void add_json_info(Json_object *json_obj)
Add all the node-specific json fields.
Definition: parse_tree_node_base.h:303
A typesafe replacement for DYNAMIC_ARRAY.
Definition: prealloced_array.h:71
Using this class is fraught with peril, and you need to be very careful when doing so.
Definition: sql_string.h:167
For each client connection we create a separate thread with THD serving as a thread/connection descri...
Definition: sql_lexer_thd.h:36
my_decimal class limits 'decimal_t' type to what we need in MySQL.
Definition: my_decimal.h:95
enum_query_type
Query type constants (usable as bitmap flags).
Definition: enum_query_type.h:31
type_conversion_status
Status when storing a value in a field or converting from one datatype to another.
Definition: field.h:202
This file contains the field type.
@ MYSQL_TYPE_JSON
Definition: field_types.h:79
Cast_target
Definition: item_create.h:56
static int flags[50]
Definition: hp_test1.cc:40
bool json_value(Item *arg, Json_wrapper *result, bool *has_value)
Return the JSON value of the argument in a wrapper.
Definition: item_json_func.cc:982
enum_json_diff_status apply_json_diffs(Field_json *field, const Json_diff_vector *diffs)
Apply a sequence of JSON diffs to the value stored in a JSON column.
Definition: item_json_func.cc:157
bool geometry_to_json(Json_wrapper *wr, String *swkb, const char *calling_function, int max_decimal_digits, bool add_bounding_box, bool add_short_crs_urn, bool add_long_crs_urn, uint32 *geometry_srid)
Turn a GEOMETRY value into a JSON value per the GeoJSON specification revision 1.0.
Definition: item_geofunc.cc:2331
bool ensure_utf8mb4(const String &val, String *buf, const char **resptr, size_t *reslength, bool require_string)
Check a non-empty val for character set.
Definition: item_json_func.cc:81
bool save_json_to_field(THD *thd, Field *field, const Json_wrapper *w, bool no_error)
Save JSON to a given field.
Definition: item_json_func.cc:3869
bool get_json_atom_wrapper(Item **args, uint arg_idx, const char *calling_function, String *value, String *tmp, Json_wrapper *wr, Json_scalar_holder *scalar, bool accept_string)
Convert Json values or MySQL values to JSON.
Definition: item_json_func.cc:1397
bool get_json_wrapper(Item **args, uint arg_idx, String *str, const char *func_name, Json_wrapper *wrapper)
Return the JSON value of the argument in a wrapper.
Definition: item_json_func.cc:1002
bool get_json_object_member_name(const THD *thd, Item *arg_item, String *value, String *utf8_res, const char **safep, size_t *safe_length)
Gets a JSON object member name from an Item.
Definition: item_json_func.cc:316
bool parse_json(const String &res, Json_dom_ptr *dom, bool require_str_or_json, const JsonParseErrorHandler &error_handler, const JsonErrorHandler &depth_handler)
Parse a JSON dom out of an argument to a JSON function.
Definition: item_json_func.cc:132
bool sql_scalar_to_json(Item *arg, const char *calling_function, String *value, String *tmp, Json_wrapper *wr, Json_scalar_holder *scalar, bool scalar_string)
Get a JSON value from an SQL scalar value.
Definition: item_json_func.cc:1203
bool get_atom_null_as_null(Item **args, uint arg_idx, const char *calling_function, String *value, String *tmp, Json_wrapper *wr)
Convert JSON values or MySQL values to JSON.
Definition: item_json_func.cc:1454
bool convert_value_to_json(Item *item, const char *func_name, Json_wrapper *wr)
Convert a value represented with an Item to a JSON value.
enum_one_or_all_type
For use by JSON_CONTAINS_PATH() and JSON_SEARCH()
Definition: item_json_func.h:75
@ ooa_null
Definition: item_json_func.h:78
@ ooa_one
Definition: item_json_func.h:76
@ ooa_all
Definition: item_json_func.h:77
@ ooa_uninitialized
Definition: item_json_func.h:80
@ ooa_error
Definition: item_json_func.h:79
enum_json_diff_status
The result of applying JSON diffs on a JSON value using apply_json_diff().
Definition: json_diff.h:264
std::unique_ptr< Json_dom > Json_dom_ptr
Definition: json_dom.h:65
std::function< void()> JsonErrorHandler
Definition: json_error_handler.h:36
std::function< void(const char *parse_err, size_t err_offset)> JsonParseErrorHandler
Definition: json_error_handler.h:35
This file contains interface support for the JSON path abstraction.
A better implementation of the UNIX ctype(3) library.
MYSQL_STRINGS_EXPORT CHARSET_INFO my_charset_utf8mb4_bin
Definition: ctype-utf8.cc:7822
This file follows Google coding style, except for the name MEM_ROOT (which is kept for historical rea...
std::unique_ptr< T, Destroy_only< T > > unique_ptr_destroy_only
std::unique_ptr, but only destroying.
Definition: my_alloc.h:477
Some integer typedefs for easier portability.
uint8_t uint8
Definition: my_inttypes.h:63
unsigned char uchar
Definition: my_inttypes.h:52
long long int longlong
Definition: my_inttypes.h:55
uint16_t uint16
Definition: my_inttypes.h:65
uint32_t uint32
Definition: my_inttypes.h:67
uint64_t table_map
Definition: my_table_map.h:30
Interface for low level time utilities.
unsigned int my_time_flags_t
Flags to str_to_datetime and number_to_datetime.
Definition: my_time.h:94
Common definition between mysql server & client.
#define MAX_BLOB_WIDTH
Default width for blob in bytes.
Definition: mysql_com.h:906
Time declarations shared between the server and client API: you should not add anything to this heade...
static char * path
Definition: mysqldump.cc:149
std::string str(const mysqlrouter::ConfigGenerator::Options::Endpoint &ep)
Definition: config_generator.cc:1081
static PFS_engine_table_share_proxy table
Definition: pfs.cc:61
Definition: buf0block_hint.cc:30
PT & ref(PT *tp)
Definition: tablespace_impl.cc:359
bool length(const dd::Spatial_reference_system *srs, const Geometry *g1, double *length, bool *null) noexcept
Computes the length of linestrings and multilinestrings.
Definition: length.cc:76
size_t size(const char *const c)
Definition: base64.h:46
mutable_buffer buffer(void *p, size_t n) noexcept
Definition: buffer.h:418
Definition: gcs_xcom_synode.h:64
PSI_memory_key key_memory_JSON
Definition: psi_memory_key.cc:53
Our own string classes, used pervasively throughout the executor.
Definition: m_ctype.h:423
Definition: parser_yystype.h:182
Definition: item_json_func.cc:3994
Struct that points to a cell in m_paths and tells its status.
Definition: item_json_func.h:106
size_t m_index
Definition: item_json_func.h:108
enum_path_status m_status
Definition: item_json_func.h:107
Definition: mysql_time.h:82
Bison "location" class.
Definition: parse_location.h:43
Json_on_response_type
Types of ON EMPTY/ON ERROR clauses for JSON_TABLE and JSON_VALUE.
Definition: table_function.h:192
Item_result
Type of the user defined function return slot and arguments.
Definition: udf_registration_types.h:39
@ STRING_RESULT
not valid for UDFs
Definition: udf_registration_types.h:41
@ INT_RESULT
double
Definition: udf_registration_types.h:43