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Overview
Comment:Additional comments on the sqlite3ExprIsConstantOrGroupBy() routine. No code changes.
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SHA3-256:8424492eac506866d2918e5fe03c8f65fef960215d56012a3b52ed42789ed35a
User & Date: drh 2017-05-02 16:46:41
Context
2017-05-02
16:55
Move terms of the HAVING clause that reference only columns in the GROUP BY clause over to the WHERE clause, resulting in a faster query plan. check-in: 47cbb471 user: drh tags: trunk
16:46
Additional comments on the sqlite3ExprIsConstantOrGroupBy() routine. No code changes. Closed-Leaf check-in: 8424492e user: drh tags: having-where-optimization
2017-05-01
19:53
Remove an unnecessary branch. check-in: a3317959 user: drh tags: having-where-optimization
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Changes to src/expr.c.