Re: [HACKERS] Re: [GENERAL] Re: [PHP3] Re: PostgreSQL vs Mysql comparison

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От Bruce Momjian
Тема Re: [HACKERS] Re: [GENERAL] Re: [PHP3] Re: PostgreSQL vs Mysql comparison
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Msg-id 199910061439.KAA10225@candle.pha.pa.us
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Ответ на Re: [HACKERS] Re: [GENERAL] Re: [PHP3] Re: PostgreSQL vs Mysql comparison  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: [HACKERS] Re: [GENERAL] Re: [PHP3] Re: PostgreSQL vs Mysql comparison
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> Next question is should we emit a NOTICE or just silently do it?
> (For that matter, should we go so far as to push the HAVING condition
> over to become part of WHERE when it has no agg?  Then the speed issue
> goes away.)  I kind of like emitting a NOTICE on the grounds of helping
> to educate users about the difference between WHERE and HAVING, but
> maybe people would just see it as obnoxious.

That is a tough call.  My personal vote is that HAVING is misunderstood
enough to emit a warning.

--  Bruce Momjian                        |  http://www.op.net/~candle maillist@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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