MySQL  8.0.27
Source Code Documentation
thd_raii.h File Reference

Some RAII classes that set THD state. More...

#include <sys/types.h>
#include "my_dbug.h"
#include "my_inttypes.h"
#include "sql/query_options.h"
#include "sql/rpl_replica_commit_order_manager.h"
#include "sql/sql_alter.h"
#include "sql/sql_class.h"
#include "sql/sql_lex.h"
#include "sql/system_variables.h"
#include "sql/transaction_info.h"

Go to the source code of this file.

Classes

class  Disable_autocommit_guard
 RAII class for temporarily turning off @autocommit in the connection. More...
 
class  Implicit_substatement_state_guard
 RAII class which allows to temporary disable updating Gtid_state and disable invocation of commit order for intermediate commits. More...
 
class  Disable_binlog_guard
 RAII class to temporarily disable binlogging. More...
 
class  Disable_sql_log_bin_guard
 
class  Save_and_Restore_binlog_format_state
 RAII class which allows to save, clear and store binlog format state There are two variables in THD class that will decide the binlog format of a statement i) THD::current_stmt_binlog_format ii) THD::variables.binlog_format Saving or Clearing or Storing of binlog format state should be done for these two variables together all the time. More...
 
class  Sql_mode_parse_guard
 RAII class to temporarily turn off SQL modes that affect parsing of expressions. More...
 
class  Swap_mem_root_guard
 RAII class to temporarily swap thd->mem_root to a different mem_root. More...
 
class  Internal_error_handler_holder< Error_handler, Error_handler_arg >
 A simple holder for Internal_error_handler. More...
 
class  Prepared_stmt_arena_holder
 A simple holder for the Prepared Statement Query_arena instance in THD. More...
 
class  Pushed_lex_guard
 RAII class for pushed LEX object. More...
 
class  Column_privilege_tracker
 RAII class for column privilege checking. More...
 
class  Enable_derived_merge_guard
 RAII class to temporarily enable derived_merge optimizer_switch for SHOW commands that are based on INFORMATION_SCHEMA system views. More...
 

Enumerations

enum class  enum_implicit_substatement_guard_mode { DISABLE_GTID_AND_SPCO , DISABLE_GTID_AND_SPCO_IF_SPCO_ACTIVE , ENABLE_GTID_AND_SPCO_IF_SPCO_ACTIVE }
 The mode for Implicit_substatement_state_guard based on which it determine whether to enable or disable updating Gtid_state and invocation of commit order. More...
 

Detailed Description

Some RAII classes that set THD state.

Enumeration Type Documentation

◆ enum_implicit_substatement_guard_mode

The mode for Implicit_substatement_state_guard based on which it determine whether to enable or disable updating Gtid_state and invocation of commit order.

Enumerator
DISABLE_GTID_AND_SPCO 
DISABLE_GTID_AND_SPCO_IF_SPCO_ACTIVE 
ENABLE_GTID_AND_SPCO_IF_SPCO_ACTIVE