MySQL 8.4.3
Source Code Documentation
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The class is a base class for representation of the different types of the hints. More...
#include <parse_tree_hints.h>
Public Member Functions | |
PT_hint (opt_hints_enum hint_type_arg, bool switch_state_arg) | |
opt_hints_enum | type () const |
bool | switch_on () const |
virtual void | print_warn (THD *thd, uint err_code, const LEX_CSTRING *qb_name_arg, LEX_CSTRING *table_name_arg, LEX_CSTRING *key_name_arg, PT_hint *hint) const |
Print warning issuing in processing of the hint. More... | |
virtual void | append_args (const THD *thd, String *str) const |
Append additional hint arguments. More... | |
bool | supports_view () |
Public Member Functions inherited from Parse_tree_node_tmpl< Context > | |
virtual | ~Parse_tree_node_tmpl ()=default |
bool | is_contextualized () const |
virtual bool | contextualize (Context *pc) final |
void | error (Context *pc, const POS &pos) const |
syntax_error() function replacement for deferred reporting of syntax errors More... | |
void | error (Context *pc, const POS &pos, const char *msg) const |
syntax_error() function replacement for deferred reporting of syntax errors More... | |
void | errorf (Context *pc, const POS &pos, const char *format,...) const |
syntax_error() function replacement for deferred reporting of syntax errors More... | |
Private Attributes | |
opt_hints_enum | hint_type |
bool | state |
Additional Inherited Members | |
Public Types inherited from Parse_tree_node_tmpl< Context > | |
typedef Context | context_t |
Static Public Member Functions inherited from Parse_tree_node_tmpl< Context > | |
static void * | operator new (size_t size, MEM_ROOT *mem_root, const std::nothrow_t &arg=std::nothrow) noexcept |
static void | operator delete (void *ptr, size_t size) |
static void | operator delete (void *, MEM_ROOT *, const std::nothrow_t &) noexcept |
Public Attributes inherited from Parse_tree_node_tmpl< Context > | |
POS | m_pos |
Protected Member Functions inherited from Parse_tree_node_tmpl< Context > | |
Parse_tree_node_tmpl ()=delete | |
Parse_tree_node_tmpl (const POS &pos) | |
Parse_tree_node_tmpl (const POS &start_pos, const POS &end_pos) | |
bool | begin_parse_tree (Show_parse_tree *tree) |
bool | end_parse_tree (Show_parse_tree *tree) |
virtual bool | do_contextualize (Context *pc) |
Do all context-sensitive things and mark the node as contextualized. More... | |
virtual void | add_json_info (Json_object *json_obj) |
Add all the node-specific json fields. More... | |
The class is a base class for representation of the different types of the hints.
For the complex hints it is also used as a container for additional arguments.
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Append additional hint arguments.
thd | Pointer to THD object |
str | Pointer to String object |
Reimplemented in PT_hint_max_execution_time, PT_qb_level_hint, PT_key_level_hint, PT_hint_qb_name, and PT_hint_resource_group.
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Print warning issuing in processing of the hint.
thd | Pointer to THD object |
err_code | Error code |
qb_name_arg | QB name |
table_name_arg | table name |
key_name_arg | key name |
hint | Pointer to hint object |
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