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InnoDB: implement LOCK TABLE (Bug #3299)

Browse source 
innobase/include/lock0lock.h:
  Add lock_table_unlock() and lock_release_tables_off_kernel()
  Add LOCK_TABLE_EXP
innobase/include/row0mysql.h:
  Add row_unlock_table_for_mysql() and row_lock_table_for_mysql()
innobase/include/trx0trx.h:
  Add n_tables_locked
innobase/lock/lock0lock.c:
  Add LOCK_TABLE_EXP for explicit LOCK TABLE commands
  Add lock_table_unlock()
  Add lock_release_tables_off_kernel()
innobase/row/row0mysql.c:
  Add row_unlock_table_for_mysql() and row_lock_table_for_mysql()
innobase/trx/trx0trx.c:
  Add n_tables_locked
mysql-test/r/innodb.result:
  Updated handling of auto_inc columns
sql/ha_innodb.cc:
  Call row_lock_table_for_mysql() and row_unlock_table_for_mysql()
This commit is contained in:
unknown 2004-04-29 16:42:33 +03:00
commit 3594adb165
10 changed files with 323 additions and 20 deletions
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2
innobase/trx/trx0trx.c
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@ -151,6 +151,7 @@ trx_create(
trx->n_tickets_to_enter_innodb = 0;
trx->auto_inc_lock = NULL;
trx->n_tables_locked = 0;
trx->read_view_heap = mem_heap_create(256);
trx->read_view = NULL;
@ -278,6 +279,7 @@ trx_free(
ut_a(!trx->has_search_latch);
ut_a(!trx->auto_inc_lock);
ut_a(!trx->n_tables_locked);
ut_a(trx->dict_operation_lock_mode == 0);