Michael Widenius a45c451e40 Fix for bug lp:1039277 "Crash in sql_cache.cc". ...

The crash happend when combining query cache, prepared statements and using a read only cursor.

sql/sql_cache.cc:
  Fixed unlikely error when one adjust query cache size in middle of operation
sql/sql_cursor.cc:
  Disable query cache when using cursors. This fixed lp:1039277
tests/mysql_client_test.c:
  Test case for lp:1039277

2012-08-21 08:46:32 +03:00

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