Kevin Lange wrote:
> 
> Hey gang;
>   I have an 8.0.5.0 database running on a Solaris platform.
> 
>   The developer is running a simple query which returns the error
> 
>   ERROR at line 1:
>   ORA-01578: ORACLE data block corrupted (file # 7, block # 191659)
>   ORA-01110: data file 7: '/u08/oradata/TTCT/dynamici01.dbf'
> 
> So I run dbverify (dbv) against the file and it says all is OK.
> 
>   $ dbv file=dynamici01.dbf
>   DBVERIFY: Release 8.0.5.0.0 - Production on Tue May 28 13:2:7 2002
>   (c) Copyright 1998 Oracle Corporation.  All rights reserved.
>   DBVERIFY - Verification starting : FILE = dynamici01.dbf
>   DBVERIFY - Verification complete
>   Total Pages Examined         : 409600
>   Total Pages Processed (Data) : 0
>   Total Pages Failing   (Data) : 0
>   Total Pages Processed (Index): 158376
>   Total Pages Failing   (Index): 0
>   Total Pages Empty            : 0
>   Total Pages Marked Corrupt   : 0
>   Total Pages Influx           : 0
> 
> Does anyone have any suggestions about this other than rebuilding the
> database (it is a clone of our production ... it will just set the developer
> back if we have to clone it) ?
> 
> Thanks
> 
> Kevin

Kevin,

   Try to check what kind of segment this block belongs to (DBA_EXTENTS
+ DBA_SEGMENTS - extents are identified by the block# of their first
block plus the number of contiguous blocks, so you have tolook for the
extent for which 191659 is >= first block and < first block + extent
size.
It will tell you whether it's a table (and which one), index, temp or
rollback segment, and you will be better armed to take a decision. There
may be less time-costly than cloning the production database again.
-- 
Regards,

Stephane Faroult
Oriole Software
-- 
Please see the official ORACLE-L FAQ: http://www.orafaq.com
-- 
Author: Stephane Faroult
  INET: [EMAIL PROTECTED]

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