Re: How does the planner deal with multiple possible indexes?

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От Gregory Maxwell
Тема Re: How does the planner deal with multiple possible indexes?
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Msg-id e692861c0607191529p2753fac8g8daa366421a8ec8c@mail.gmail.com
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Ответ на How does the planner deal with multiple possible indexes?  ("Jim C. Nasby" <jnasby@pervasive.com>)
Ответы Re: How does the planner deal with multiple possible indexes?  (Tom Lane <tgl@sss.pgh.pa.us>)
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On 7/19/06, Jim C. Nasby <jnasby@pervasive.com> wrote:
[snip]
> \d does list bdata__ident_filed_departure before bdata_ident; I'm
> wondering if the planner is finding the first index with ident_id in it
> and stopping there?

From my own experience it was grabbing the first that has the
requested field as its first member.. I haven't looked at the code to
see if that is the intended behavior.


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