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2017-04-29
15:27
Evaluate WHERE clause terms that reference only the index before evaluating terms that require the table, and thereby avoid seeking the table row if index terms are false. This is called the "push-down" optimization in the MySQL world, we are told. check-in: d7bb79ed3a user: drh tags: trunk
14:56
Minor size and performance improvements to the push-down optimization. Closed-Leaf check-in: 91dfb61a1a user: drh tags: pushdown-optimization
2017-04-28
19:59
Within a loop that uses a non-covering index test, test non-indexed terms that can be tested without seeking the main table cursor before those that cannot. check-in: afe68f0a80 user: dan tags: pushdown-optimization
2017-04-26
17:21
Add new test file cachespill.test. check-in: 2d0b64316d user: dan tags: trunk