Re: Re: Use of the LIMIT clause ?
От | Bruce Momjian |
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Тема | Re: Re: Use of the LIMIT clause ? |
Дата | |
Msg-id | 200103202021.PAA13077@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: Re: Use of the LIMIT clause ? (Richard Poole <richard.poole@vi.net>) |
Ответы |
Re: Re: Use of the LIMIT clause ?
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Список | pgsql-sql |
Is this a TODO item? Seems we should match MySQL, seeing as we took the feature syntax from them. [ Charset ISO-8859-1 unsupported, converting... ] > On Mon, Mar 12, 2001 at 09:21:58PM -0500, Tom Lane wrote: > > Spy <spy@joystick.fr> writes: > > > Tom Lane a ?crit : > > >> Is that actually how MySQL interprets two parameters? We treat them > > >> as count and offset respectively, which definition I thought was the > > >> same as MySQL's. > > > > > But MySQL's syntax is different, as found on > > > http://www.mysql.com/doc/S/E/SELECT.html : > > > "SELECT [STRAIGHT_JOIN] [SQL_SMALL_RESULT] [SQL_BIG_RESULT] > > > [SQL_BUFFER_RESULT] > > > [...] > > > [LIMIT [offset,] rows]" > > > > That's annoying; looks like we do it backwards from MySQL. Can anyone > > confirm that this is how MySQL behaves (maybe it's a typo on this > > documentation page)? > > Yes, it does behave as documented. > > > Should we consider changing ours if it is different? > > I don't know that it's worth it... it seems to inconvenience some > people either way. I may soon be moving a moderately complex system > from MySQL to Postgres and it wouldn't be the end of my world if > I had to reverse all the LIMITs. > > Richard > > ---------------------------(end of broadcast)--------------------------- > TIP 5: Have you checked our extensive FAQ? > > http://www.postgresql.org/users-lounge/docs/faq.html > -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 853-3000+ If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania19026
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