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------------------------------------------------------------
revno: 2630.4.32
committer: Dmitry Lenev <dlenev@mysql.com>
branch nick: mysql-6.0-3726-w2
timestamp: Thu 2008-06-19 16:39:58 +0400
message:
  WL#3726 "DDL locking for all metadata objects".

  After-review fixes in progress.

  Ensure that metadata locking subsystem properly handles
  out-of-memory conditions. Clarified MDL interface by
  separating release of locks and removal of lock requests
  from the context.
This commit is contained in:
Konstantin Osipov
2009-12-02 19:15:40 +03:00
parent bf2aae0487
commit 0a49fd92d9
8 changed files with 199 additions and 84 deletions
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2
sql/lock.cc
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@ -965,7 +965,7 @@ bool lock_table_names(THD *thd, TABLE_LIST *table_list)
lock_table->mdl_lock_data= mdl_lock_data;
}
if (mdl_acquire_exclusive_locks(&thd->mdl_context))
return 1;
goto end;
return 0;
end: