How can I clear a transaction deadlock?

Question

Using \'show engine innodb status\' I see that wordpress has two deadlocks. I\'d like to clear these up but I don\'t see an active process for either of these cmds (IE somet

Answer 1

Given some 'innodb status' output like this:

---TRANSACTION 0 0, not started, process no 1024, OS thread id 140386055603968
MySQL thread id 197, query id 771 localhost marc
show innodb status

you'd want to do

KILL QUERY 771

to kill one of the two queries that are deadlocked. That'll kill the query, but leave the connection open. if you want to kill the connection, then you'd do KILL 197.