Re: INDEX and JOINs
От | Andreas Kretschmer |
---|---|
Тема | Re: INDEX and JOINs |
Дата | |
Msg-id | 20071027104204.GA25585@KanotixBox обсуждение исходный текст |
Ответ на | Re: INDEX and JOINs (Reg Me Please <regmeplease@gmail.com>) |
Список | pgsql-general |
Reg Me Please <regmeplease@gmail.com> schrieb: > Il Saturday 27 October 2007 08:51:09 Andreas Kretschmer ha scritto: > > Reg Me Please <regmeplease@gmail.com> schrieb: > > > How can I "Increasing the statistics target for the larger table"? > > > I'ìm sorry for asking, but I'm not that deep into RDBMS. > > > > alter table <table> alter column <column> SET STATISTICS <value>; > > > > Andreas > > How can I display the statistics for a table/column/index/whatever applies? select attstattarget from pg_attribute where attname = <column> and attrelid=<table>::regclass; for instance: select attstattarget from pg_attribute where attname = 'ts' and attrelid='foo'::regclass; -1 means the default statistics value. Andreas -- Really, I'm not out to destroy Microsoft. That will just be a completely unintentional side effect. (Linus Torvalds) "If I was god, I would recompile penguin with --enable-fly." (unknow) Kaufbach, Saxony, Germany, Europe. N 51.05082°, E 13.56889°
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