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Committer:
sanja at montyprogram
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Date:
2012-10-02 09:53:20 UTC
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mto:
This revision was merged to the branch mainline in
revision
3589.
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Revision ID:
sanja@montyprogram.com-20121002095320-5msjvswqap7931kx
fixed MDEV-568: Wrong result for a hash index look-up if the index is unique and the key is NULL
Check ability of index to be NULL as it made in MyISAM. UNIQUE with NULL could have several NULL entries so we have to continue even if ve have found a row.