Generally speaking, to avoid deadlock you must acquire lock always in the same order even in different transaction (e.g. always table A first, then table B). But if within one transaction you insert in only one table this condition is met, and this should then usually not lead to a de...
mysql tables in use 1, locked 1 LOCK WAIT 3 lock struct(s), heap size 320 MySQL thread id 5151, query id 8925498 trdelegate 202.82.29.214 tsdbuser statistics SELECT * FROM TICKET WHERE TICKET.TIKNUM = '100000EF8V' FOR UPDATE *** (1) WAITING FOR THIS LOCK TO BE GRANTED: ...
If frequent deadlock warnings cause concern, collect more extensive debugging information by enabling theinnodb_print_all_deadlocksvariable. Information about each deadlock, not just the latest one, is recorded in the MySQLerror log. Disable this option when you are finished debugging. Always be pre...
accessing other tables. In that way, all transactions happen in a serial fashion. Note that theInnoDBinstant deadlock detection algorithm also works in this case, because the serializing lock is a row-level lock. With MySQL table-level locks, the timeout method must be used to resolve ...
Database deadlock logs are not recorded in error logs by default. To view deadlock logs, use Data Admin Service (DAS), a visualized and professional database management t
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http://dev.mysql.com/doc/refman/5.0/en/innodb-deadlocks.html How to Cope with Deadlocks This section builds on the conceptual information about deadlocks inSection 14.2.7.8, “Deadlock Detection and Rollback”. It explains how to organize database operations to minimize deadlocks and the subseque...
Yii::log('Deadlock error, innodb status: '. $info, CLogger::LEVEL_ERROR,'system.db.CDbCommand'); }returnparent::handleException($exception); } } Then put it in application/protected/components and set in the config/main.php: returnarray( ...
Just started to use SQL Server 2005 Management Studio. For SQL 2000 Enterprise Manager, clicking the Run menu bar, the Table data will be refreshed. How do I refresh a Table data in Management Studio? I right clicked Tables/Database and selected Refresh; but no new data were shown in ...
Both of those are trying to insert into the same spot at the same time. InnoDB will abort (ROLLBACK) one of your transactions. All you need to do is catch the error in your code and re-execute the failed transaction. Sorry, you can't reply to this topic. It has been closed....