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Parents and children of check-in [4661ac81]

2018-03-21
19:25
Add the optfuzz.c program for verifying the query planner using a fuzzer. This is an initial code check-in. check-in: 3fb21251 user: drh tags: trunk
2018-03-20
21:16
If terms of the WHERE clause require that the right table in a LEFT JOIN not be a null row, then simplify the LEFT JOIN into an ordinary JOIN. check-in: 5b7abecc user: drh tags: join-strength-reduction
19:02
Fix incorrect testcase labels on two cases in join5.test. No changes to code. check-in: 4661ac81 user: drh tags: trunk
18:08
Improvements to the HAVING-to-WHERE optimization. The code uses less space and less CPU, and there is now ".selecttrace" output. check-in: 5ad668d4 user: drh tags: trunk