mailto:[EMAIL PROTECTED] wrote:

>   I have my app almost complete on MaxDB.  I have just run 
> into a major snag
> and would appreciate any help you can offer.
> 
> I have a table "Files"  that has about 400,000 rows
> 
> If I run queries like
> 1) SELECT * FROM FILES WHERE FILE_NAME =  "THISFILE.TXT"
> OR
> 2) SELECT * FROM FILES WHERE FILE_ID = 687
> 
> I get the results in a snap
> 
> However If I try
> 
> DELETE FROM FILES WHERE FILE_NAME =  "THISFILE.TXT"
> 
> This takes about 5 minutes.  I thought it might be an index 
> thing so I tried
> 
> DELETE FROM FILES WHERE FILE_ID = 687
> 
> and it still took over 5 minutes.  FILE_ID is the PRIMARY KEY 
> so I know it
> is already indexed.  I don't think a delete should take this 
> long.  Please
> help.

Did you check the possibility of lock collisions on the table.
You should have a look into system table lockstatistics.

Kind regards,
Holger

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