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Re: Table lock while adding a column and clients are logged in

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On 3 Apr 2011, at 11:22, Alban Hertroys wrote:

> Oracle and SQL server don't "suffer" from this because they do not handle DDL statements transactionally (I could be mistaken about SQL server, I don't know it all that well).


I forgot to mention, if you perform DDL in Oracle all your currently running transactions are implicitly rolled back. That may be something you want to be aware of.

Alban Hertroys

--
If you can't see the forest for the trees,
cut the trees and you'll see there is no forest.


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