Re: Proposed Query Planner TODO items
От
Josh Berkus
Тема
Re: Proposed Query Planner TODO items
Дата
Msg-id
200312051214.37204.josh@agliodbs.com
Список
Дерево обсуждения
Re: Proposed Query Planner TODO items markw@osdl.org
Re: Proposed Query Planner TODO items Tatsuo Ishii <t-ishii@sra.co.jp>
Re: Proposed Query Planner TODO items Mark Wong <markw@osdl.org>
Re: Proposed Query Planner TODO items Tatsuo Ishii <t-ishii@sra.co.jp>
Re: Proposed Query Planner TODO items Mark Wong <markw@osdl.org>
Re: Proposed Query Planner TODO items Tatsuo Ishii <t-ishii@sra.co.jp>
Re: Proposed Query Planner TODO items Tatsuo Ishii <t-ishii@sra.co.jp>
DBT-3 v1.5 Q19 (Re: Proposed Query Planner TODO items) Tatsuo Ishii <t-ishii@sra.co.jp>
Re: DBT-3 v1.5 Q19 (Re: Proposed Query Planner TODO items) Tom Lane <tgl@sss.pgh.pa.us>
Re: DBT-3 v1.5 Q19 Tatsuo Ishii <t-ishii@sra.co.jp>
Re: Proposed Query Planner TODO items Reini Urban <rurban@x-ray.at>
Re: Proposed Query Planner TODO items Tom Lane <tgl@sss.pgh.pa.us>
Re: Proposed Query Planner TODO items markw@osdl.org
Re: Proposed Query Planner TODO items Tom Lane <tgl@sss.pgh.pa.us>
Re: Proposed Query Planner TODO items markw@osdl.org
Re: Proposed Query Planner TODO items Josh Berkus <josh@agliodbs.com>
Re: Proposed Query Planner TODO items markw@osdl.org
Re: Proposed Query Planner TODO items Jenny Zhang <jenny@osdl.org>
Re: Proposed Query Planner TODO items Josh Berkus <josh@agliodbs.com>
Re: Proposed Query Planner TODO items Jenny Zhang <jenny@osdl.org>
Re: Proposed Query Planner TODO items Tom Lane <tgl@sss.pgh.pa.us>
Re: Proposed Query Planner TODO items markw@osdl.org
Re: Proposed Query Planner TODO items Tom Lane <tgl@sss.pgh.pa.us>
Re: Proposed Query Planner TODO items markw@osdl.org
Re: Proposed Query Planner TODO items Dennis Haney <davh@diku.dk>
Re: Proposed Query Planner TODO items markw@osdl.org
Re: Proposed Query Planner TODO items Dennis Haney <davh@diku.dk>
Re: Proposed Query Planner TODO items Tom Lane <tgl@sss.pgh.pa.us>
Re: Proposed Query Planner TODO items Josh Berkus <josh@agliodbs.com>
Re: Proposed Query Planner TODO items markw@osdl.org
Re: Proposed Query Planner TODO items Josh Berkus <josh@agliodbs.com>
Re: Proposed Query Planner TODO items markw@osdl.org
John, > > SELECT t1.a, t2.b > > FROM t1, t2 > > WHERE t1.a = t2.a > > AND t1.c = x > > AND t1.f IN (m, n, o) > > AND t2.d = v > > AND t2.e BETWEEN j AND k > > UNION ALL > Shouldn't that be "UNION" instead of "UNION ALL"? You don't want > duplicate rows, if i'm not mistaken. Yes, you're correct; I copied UNION ALL from a test case which was not generic. In general, one would want UNION. -- -Josh BerkusAglio Database SolutionsSan Francisco
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