On 07.10.2011 11:26, Heikki Linnakangas wrote:
> I'm inclined to do a quick fix in transformAExprOp() function to not
> apply the transformation if either side of the = operation is a
> CaseTestExpr, per attached patch. We could potentially have the same
> problem with any "a = NULL" expression created internally in the parser,
> but I don't see any more instances of that, aside from this construction
> of WHEN expressions.
Committed that patch, thanks for the report!
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com