MySQL 8.4.3
Source Code Documentation
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A registry for item tree transformations performed during query optimization. More...
#include <sql_class.h>
Public Member Functions | |
Item_change_record (Item **place, Item *new_value) | |
Public Member Functions inherited from ilink< Item_change_record > | |
ilink () | |
void | unlink () |
Public Attributes | |
Item ** | place |
Item * | old_value |
Item * | new_value |
bool | m_cancel {false} |
Private Member Functions | |
Item_change_record ()=default | |
A registry for item tree transformations performed during query optimization.
We register only those changes which require a rollback to re-execute a prepared statement or stored procedure yet another time.
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privatedefault |
bool Item_change_record::m_cancel {false} |
Item* Item_change_record::new_value |
Item* Item_change_record::old_value |
Item** Item_change_record::place |