Artifact 494d106959a492838ab3723e284de46ddd520da1:
- File src/where.c — part of check-in [543f75a6] at 2011-04-08 21:35:26 on branch trunk — Always make sure the left-hand side of the IS NOT NULL operator is a simple column, not a general expression, before applying the IS NOT NULL query optimization. (user: drh size: 193900)
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