Lab Sql

I'm in the process of learning a more complex SQL Server 2008 techniques so I apologize in adva… Read more T-sql Compound Statement Causes The Deadlock, Any Idea Why?

Lets say I open a transaction and run update queries. BEGIN TRANSACTION UPDATE x SET y = z WHERE w … Read more Can I Be A Deadlock Victim If I'm Not Executing A Query Within A Transaction?

I'm working on Postgres 9.2. There are 2 UPDATEs, each in their own transactions. One looks li… Read more Postgres, Update And Lock Ordering

I need to understand how this is possible, i.e. I would like to understand mechanics of this. Vic… Read more Interpret Deadlock And Fix It

Can someone tell me why the following SQL Server queries is deadlocking and what is the solution to… Read more Why Is This Sql Server Query Deadlocking?

Occasionally, I have the following error for a stored procedure which is only a Select query: Trans… Read more Transaction Deadlock For Select Query

Assuming: I am using REPEATABLE_READ or SERIALIZABLE transaction isolation (locks get retained eve… Read more Can An Insert Operation Result In A Deadlock?

I received the following deadlock log via 'SHOW INNODB STATUS'. Can someone care to explain… Read more Mysql Deadlock Explanation Needed