Re: limit-offset different result sets with same query
От | Emanuel Calvo Franco |
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Тема | Re: limit-offset different result sets with same query |
Дата | |
Msg-id | f205bb120905081440k7912980ak7b15fc52f59d0ff8@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: limit-offset different result sets with same query (David Fetter <david@fetter.org>) |
Ответы |
Re: limit-offset different result sets with same query
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Список | pgsql-general |
2009/5/8 David Fetter <david@fetter.org>: > On Fri, May 08, 2009 at 06:10:18PM -0300, Emanuel Calvo Franco wrote: >> Hi all. >> >> I'll make this faster. >> >> I hace this table and this function: > > You should only ever assume that your SELECT's output will have a > particular ordering when you include an ORDER BY clause that actually > specifies the order well enough :) > I test it in the first time :) With the 'order by' it works well, but in 'theory' if you run sequentially and physically a table, you expect obtain the same results with a same query. There is no indexes that can intersect the results or inherits tables. But with the option synchronize_seqscans in off, it works like i expected :) i will study a bit more this option on monday (like always). -- Emanuel Calvo Franco Sumate al ARPUG ! ( www.arpug.com.ar) ArPUG / AOSUG Member
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