Re: Revisiting extract(epoch from timestamp)

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От Greg Sabino Mullane
Тема Re: Revisiting extract(epoch from timestamp)
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Msg-id daed4dd86f28fcfb42153e314477160f@biglumber.com
обсуждение исходный текст
Ответ на Revisiting extract(epoch from timestamp)  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: Revisiting extract(epoch from timestamp)  (Tom Lane <tgl@sss.pgh.pa.us>)
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> so that we could mark it immutable.  On the other hand, it's not
> entirely apparent why people would need to create indexes on the epoch
> value rather than just indexing the timestamp itself

Well, it makes for smaller indexes if you don't really care about 
sub-second resolutions.

- -- 
Greg Sabino Mullane greg@turnstep.com
End Point Corporation http://www.endpoint.com/
PGP Key: 0x14964AC8 201204091345
http://biglumber.com/x/web?pk=2529DF6AB8F79407E94445B4BC9B906714964AC8



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