Re: New record position
От | Greg Patnude |
---|---|
Тема | Re: New record position |
Дата | |
Msg-id | BAY14-DAV12DCBD187D6EAEDE838034D7470@phx.gbl обсуждение исходный текст |
Ответ на | Re: New record position (Chris Browne <cbbrowne@acm.org>) |
Список | pgsql-sql |
There's a difference between "natural" order (the location in the database or on disk) and "record" order (the order specified by the primary key)... -----Original Message----- From: pgsql-sql-owner@postgresql.org [mailto:pgsql-sql-owner@postgresql.org] On Behalf Of Chris Browne Sent: Wednesday, March 30, 2005 3:04 PM To: pgsql-sql@postgresql.org Subject: Re: [SQL] New record position lucas@presserv.org writes: > Why it? I can't undestand why the new record location was change. Shouldn't it > apper at the LAST record??? > What need I do?? SQL only imposes an order on the return set if you add an "ORDER BY" clause. You can't expect any particular order to either recur or NOT recur unless you have specifically requested a particular ordering. There's no bug; just use ORDER BY if you need to, and, if you don't, make sure you don't expect any particular ordering... -- (format nil "~S@~S" "cbbrowne" "cbbrowne.com") http://www3.sympatico.ca/cbbrowne/spiritual.html "The present need for security products far exceeds the number of individuals capable of designing secure systems. Consequently, industry has resorted to employing folks and purchasing "solutions" from vendors that shouldn't be let near a project involving securing a system." -- Lucky Green ---------------------------(end of broadcast)--------------------------- TIP 6: Have you searched our list archives? http://archives.postgresql.org
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