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Overview
| Comment: | Do a more thorough job of cleaning traces of the strength-reduced LEFT JOIN. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | join-strength-reduction |
| Files: | files | file ages | folders |
| SHA3-256: |
08833dda3a25965cc509d0244d7cd68b |
| User & Date: | drh 2018-03-20 22:52:27 |
| Original Comment: | Do a more thorough job of cleaning erasing traces of the strength-reduced LEFT JOIN. |
Context
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2018-03-21
| ||
| 01:59 | Relax LEFT-JOIN restrictions on the push-down optimization. (Closed-Leaf check-in: b5d3dd8c user: drh tags: join-strength-reduction) | |
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2018-03-20
| ||
| 22:52 | Do a more thorough job of cleaning traces of the strength-reduced LEFT JOIN. (check-in: 08833dda user: drh tags: join-strength-reduction) | |
| 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) | |
Changes
Changes to src/select.c.
Changes to test/cursorhint2.test.