Sql lock table while updating updating ipod touch to 2 2 for

This article aims to cover both these points, while highlighting the pros and cons of using table locking under different circumstances.Every time you make a change to a table, My SQL must eventually commit that change to disk.

A lock as an in-memory structure is 96 bytes in size.Just a quick note to say the different tables within this article would benefit from borders.Look at currency problems for example: it's hard to tell which step belongs to which kind of problem.Answer: First, note these Oracle lock scripts and Oracle deadlocks.Because Oracle row locks are managed internally, there is no limit on row-level locking and it is never necessary to perform "lock escalation" as you might see in lesser database systems.