Re: Making a tablespace read-only - identifying blocking tx

Why don't you just to a consistant export? That will not take any transaction after the start of the export, at leasst this is how I understand it.

Ruth.
----- Original Message -----
To: "Multiple recipients of list ORACLE-L" <ORACLE-L_at_fatcity.com> Sent: Wednesday, October 09, 2002 4:48 PM

> I am creating a stored proc that will export a tablespace. One task it
needs
> to perform is to place the tablespace(s) in read only mode to make a copy.
> Based upon the application and proc logic, there should not be any
> transactions against objects in the ts. However, if there are, the ALTER
> TABLESPACE command will wait until the transaction is completed. I would
> rather have the ALTER TABLESPACE command fail immediately. If I cannot do
> that, I would like to be able to test for locks on objects in the
tablespace
> (figured that one out, but it is rather kludgy).
>
> Is there a method to force an immediate failure of ALTER TABLESPACE
<tsname>
> READ ONLY if it cannot be immediatly completed?
> Is there a clean method/proc to determine if the ALTER TABLESPACE command
> will work?
>
> Dan Fink
>

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-- 
Author: Ruth Gramolini
  INET: rgramolini_at_tax.state.vt.us

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