please, locks are at block or row level.? - oracle-l - FreeLists

please, locks are at block or row level.?

From: "Juan Carlos Reyes Pacheco" <jreyes@xxxxxxxxxxxxxxxx>
To: "oracle-l@xxxxxxxxxxxxx" <oracle-l@xxxxxxxxxxxxx>
Date: Mon, 4 Oct 2004 11:50:14 -0400

Hi 3 questions please, if you can lend me your time one moment,
1. I have a confusion, locks are at block level or row level
2. Where is the overhead if they are in the same block, and I lock at the
same time all rows in the same block?
3. how can I know in which block is a row?

Thanks :)
 
 
Juan Carlos Reyes Pacheco
OCP
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