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List:       postgresql-sql
Subject:    Re: [SQL] shared_buffers and shmall,shmmax
From:       "Jie Liang" <jliang () stbernard ! com>
Date:       2007-01-25 20:58:20
Message-ID: 00C5463E8A5F7C41A8396D701A6734B101C07CFD () mail01 ! stbernard ! com
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Tom,
Sorry, it's 4kb, that explain it.

Thank you,

Regards,

Jie Liang

-----Original Message-----
From: Tom Lane [mailto:tgl@sss.pgh.pa.us] 
Sent: Thursday, January 25, 2007 12:15 PM
To: Jie Liang
Cc: pgsql-sql@postgresql.org
Subject: Re: shared_buffers and shmall,shmmax 

> shmall is 65536 page

And how big is a page?

			regards, tom lane


---------------------------(end of broadcast)---------------------------
TIP 9: In versions below 8.0, the planner will ignore your desire to
       choose an index scan if your joining column's datatypes do not
       match

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