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Bug#19995 (Extreneous table maps generated for statements that do not generate rows):

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Switched to writing out table maps for tables that are locked when
the first row in a statement is seen.
This commit is contained in:
mats@mysql.com
2006-05-31 19:21:52 +02:00
parent 321db8e349
commit 4092292c90
16 changed files with 197 additions and 166 deletions
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17
sql/sql_class.h
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@ -941,16 +941,18 @@ public:
int binlog_flush_pending_rows_event(bool stmt_end);
void binlog_delete_pending_rows_event();
private:
#ifdef HAVE_ROW_BASED_REPLICATION
private:
uint binlog_table_maps; // Number of table maps currently in the binlog
#endif /* HAVE_ROW_BASED_REPLICATION */
public:
uint get_binlog_table_maps() const {
return binlog_table_maps;
}
#endif /* HAVE_ROW_BASED_REPLICATION */
#endif /* MYSQL_CLIENT */
#ifndef MYSQL_CLIENT
public:
enum enum_binlog_query_type {
/*
The query can be logged row-based or statement-based
@ -1572,6 +1574,9 @@ class select_insert :public select_result_interceptor {
bool send_eof();
/* not implemented: select_insert is never re-used in prepared statements */
void cleanup();
protected:
MYSQL_LOCK *lock;
};
@ -1581,7 +1586,6 @@ class select_create: public select_insert {
List<create_field> *extra_fields;
List<Key> *keys;
HA_CREATE_INFO *create_info;
MYSQL_LOCK *lock;
Field **field;
public:
select_create (TABLE_LIST *table,
@ -1590,8 +1594,7 @@ public:
List<Key> &keys_par,
List<Item> &select_fields,enum_duplicates duplic, bool ignore)
:select_insert (NULL, NULL, &select_fields, 0, 0, duplic, ignore), create_table(table),
extra_fields(&fields_par),keys(&keys_par), create_info(create_info_par),
lock(0)
extra_fields(&fields_par),keys(&keys_par), create_info(create_info_par)
{}
int prepare(List<Item> &list, SELECT_LEX_UNIT *u);