Tag: performance
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A Brief Introduction to MySQL Performance Tuning
Here are some common performance tuning concepts that I frequently run into. Please note that this really is only a basic introduction to performance tuning. For more in-depth tuning, it strongly depends on your systems, data and usage. Server Variables For tuning InnoDB performance, your primary variable is innodb_buffer_pool_size. This is the chunk of memory…
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Don’t Quote Your Numbers
It’s a fairly simple rule, and something that should be obeyed for your health and sanity. There are a couple of bugs which you could run into, when quoting large numbers. First of all, Bug #34384. This is concerning quoting large INTs in the WHERE condition of an UPDATE or DELETE. It seems that this…