Re: Between Node
От | Rod Taylor |
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Тема | Re: Between Node |
Дата | |
Msg-id | 1027013958.280.103.camel@jester обсуждение исходный текст |
Ответ на | Re: Between Node (Bruce Momjian <pgman@candle.pha.pa.us>) |
Ответы |
Re: Between Node
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Список | pgsql-patches |
Ok, I'll pull a fresh copy of cvs source and see what I can do. My current working area isn't causing any problems. On Thu, 2002-07-18 at 13:04, Bruce Momjian wrote: > > Rod, I have backed out this patch because initdb was failing. Please > retest and resubmit. You may want to get the optimizer recoginizing > BETWEEN in the same patch so we don't go backwards in terms of > optimization. > > --------------------------------------------------------------------------- > > Rod Taylor wrote: > > Finished the Between patch Christopher started. > > > > Implements between (symmetric / asymmetric) as a node. > > > > Executes the left or right expression once, makes a Const out of the > > resulting Datum and executes the >=, <= portions out of the Const sets. > > > > Of course, the parser does a fair amount of preparatory work for this to > > happen. > > [ Attachment, skipping... ] > > > > > ---------------------------(end of broadcast)--------------------------- > > TIP 6: Have you searched our list archives? > > > > http://archives.postgresql.org > > -- > 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, Pennsylvania 19026 > > ---------------------------(end of broadcast)--------------------------- > TIP 2: you can get off all lists at once with the unregister command > (send "unregister YourEmailAddressHere" to majordomo@postgresql.org) >
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