diff options
Diffstat (limited to 'sql/ha_innodb.h')
| -rw-r--r-- | sql/ha_innodb.h | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/sql/ha_innodb.h b/sql/ha_innodb.h index 1883885a805..0ce1cfeaab2 100644 --- a/sql/ha_innodb.h +++ b/sql/ha_innodb.h @@ -314,7 +314,7 @@ which is in the prepared state */ int innobase_rollback_by_xid( /* out: 0 or error number */ - XID *xid); /* in : X/Open XA Transaction Idenfification */ + XID *xid); /* in : X/Open XA Transaction Identification */ int innobase_xa_end(THD *thd); @@ -322,3 +322,35 @@ int innobase_xa_end(THD *thd); int innobase_repl_report_sent_binlog(THD *thd, char *log_file_name, my_off_t end_offset); + +/*********************************************************************** +Create a consistent view for a cursor based on current transaction +which is created if the corresponding MySQL thread still lacks one. +This consistent view is then used inside of MySQL when accessing records +using a cursor. */ + +void* +innobase_create_cursor_view(void); +/*=============================*/ + /* out: Pointer to cursor view or NULL */ + +/*********************************************************************** +Close the given consistent cursor view of a transaction and restore +global read view to a transaction read view. Transaction is created if the +corresponding MySQL thread still lacks one. */ + +void +innobase_close_cursor_view( +/*=======================*/ + void* curview); /* in: Consistent read view to be closed */ + +/*********************************************************************** +Set the given consistent cursor view to a transaction which is created +if the corresponding MySQL thread still lacks one. If the given +consistent cursor view is NULL global read view of a transaction is +restored to a transaction read view. */ + +void +innobase_set_cursor_view( +/*=====================*/ + void* curview); /* in: Consistent read view to be closed */ |