Index locking?

  • From: Ram Raman <veeeraman@xxxxxxxxx>
  • To: ORACLE-L <oracle-l@xxxxxxxxxxxxx>
  • Date: Wed, 15 Jun 2011 13:46:54 -0500

Hi

After getting complaints about slow process we found out that one user's
session was blocking another user's session.  I found out that the waiter's
session was waiting to acquire a lock on an index. This is based on data
from v$session of the waiting session.

The index was built/rebuilt about 10 months ago - it could not have been
index rebuild that could have caused the lock. I tried googling to find more
information about locking of indexes but not able to find anything that can
help me. ver 10.2. Can anyone explain or point to information on index
locking.

Thanks.

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