Re: Optimize SELECT * from table WHERE foreign_key_id IN (key1,key2,key3,key4...)

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От Jeff Janes
Тема Re: Optimize SELECT * from table WHERE foreign_key_id IN (key1,key2,key3,key4...)
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Msg-id CAMkU=1zz9Rc=TU5ee+x9BtWD7z1kYsSYJ3Jbp0f4_rTqJN+Cpg@mail.gmail.com
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Ответ на Re: Optimize SELECT * from table WHERE foreign_key_id IN (key1,key2,key3,key4...)  ("Joshua D. Drake" <jd@commandprompt.com>)
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On Tue, Mar 5, 2013 at 4:07 PM, Joshua D. Drake <jd@commandprompt.com> wrote:

On 03/05/2013 03:51 PM, Niels Kristian Schjødt wrote:

3ms isn't slow

Sorry, it's 3323ms!

Can I do anything to optimize that query or maybe the index or something?

your index is already used

Okay this leaves me with - "get better hardware" or?

What does explain analyze say versus just explain.


Better yet, "explain (analyze, buffers)" with track_io_timing turned on.

Cheers,

Jeff

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