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Explain SQL

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#1 s4surbhi2218


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Posted 18 February 2013 - 07:51 AM

Hey ,
i am wondering how to interpret an "explain select sql" in mysql
i found this http://www.slideshar...plain-explained over net but could not understand much can anyone help me .I want to know when we use explain command followed by some output how we interpret that o/p and make indexes?

Have a great 2013!!

#2 fenway


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Posted 18 February 2013 - 05:51 PM

Without a query, EXPLAIN is meaningless.
Seriously... if people don't start reading this before posting, I'm going to consider not answering at all.

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