Re: find allocated and used space for a table

From: Vladimir Begun <jester_at_whale.sunbay.crimea.ua>
Date: Mon, 11 Jun 2001 01:13:40 -0700
Message-ID: <F001.00323C98.20010611005045@fatcity.com>

On Jun 10, 2001 at 11:55:45PM, Soman Manoj wrote:
> Hi,
>
> How to find allocated and used space for a table?

SELECT SUM(blocks) blocks

     , SUM(bytes) bytes
  FROM dba_extents
 WHERE segment_name = '&&table_name'
/
...
SELECT SUM(VSIZE(colA))

     + SUM(VSIZE(colB))
     + ...
     + SUM(VSIZE(colN))

  FROM table
/

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Received on Mon Jun 11 2001 - 03:13:40 CDT