PhpRiot
News Archive
PhpRiot Newsletter
Your Email Address:

More information

Waiting for table metadata lock and PECL/mysqlnd_ms

Note: This article was originally published at Planet PHP on 16 April 6800.
Planet PHP
The MySQL administration SQL command SHOW PROCESSLIST may read "Waiting for table metadata lock" in its "State" column for a statement. The statement in question is waiting for another transaction to release a metadata lock. Its a state that may appear when using the global transaction ID injection feature ...