Tag - deadlocks

MySQL Deadlocks Are Our Friends

MySQL Deadlocks

Why another article on this, Marco?
MySQL deadlocks is a topic covered many times, including here at Percona. I suggest you review the reference section at the end of this post for articles on how to identify deadlocks and from where they are generated.
So why another article?
The answer is that messages we receive like the […]

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PostgreSQL locking, part 2: heavyweight locks

Locking in PostgreSQL

PostgreSQL locking visibility for application developers and DBAs is in most cases related to heavyweight locks. Complex database locking operations require full instrumentation using views from the system catalog. It should be clear which object is locked by a specific database “backend” process. An alternative name for any lock is “bottleneck”. In order to […]

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