Re: db grows and grows
От | Fran Fabrizio |
---|---|
Тема | Re: db grows and grows |
Дата | |
Msg-id | 3D11D59D.8030206@mmrd.com обсуждение исходный текст |
Ответ на | Re: db grows and grows (Tom Lane <tgl@sss.pgh.pa.us>) |
Список | pgsql-general |
Nevermind, I just found it. http://archives.postgresql.org/pgsql-general/2002-05/msg00242.php Thanks! -Fran >On Wed, Jun 19, 2002 at 06:37:38PM -0400, terry@greatgulfhomes.com wrote: > > >>If he needs to REINDEX live without locking out selects, then simply DROP >>INDEX <indexname>; and then do a CREATE INDEX ... to recreate it. Drop is >>fast, and the create does not acquire the exclusive lock. >> >>The only down side of delete/recreate is that with REINDEX one did not need >>to know the statement to recreate the index, and the latter does. >> >> > >A while ago I did post a script that did this, only it did the create first, >then the drop and then renamed the new index to the old one. All within a >transaction so other queries wouldn't be left without an index. > >It used pg_dump to get the CREATE INDEX command. > >Should be in the archive somewhere... > >
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