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Overview
| Comment: | Allow UNION ALL sub-queries to be flattened even if the parent query is a join. |
|---|---|
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
df1d6482f9e92dafdca1948e96eef52d |
| User & Date: | drh 2020-12-19 13:58:06.688 |
| Original Comment: | Allow UNION ALL sub-queriesto be flattened even if the parent query is a join. |
References
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2021-04-26
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| 21:23 | Fix the UNION ALL flattener optimization so that it works better with recursive CTEs. dbsqlfuzz 88ed5c66789fced139d148aed823cba7c0926dd7 (check-in: f80d7bb2c3 user: drh tags: trunk) | |
|
2021-02-13
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| 14:26 | Fix a problem in the unreleased union-all flattening enhancement (check-in: e4f8a79fd8 user: dan tags: trunk) | |
Context
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2020-12-19
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| 15:39 | Fix a broken assert() in fts5 that could be triggered by corrupt database records. (check-in: b79f59f9ad user: dan tags: trunk) | |
| 13:58 | Allow UNION ALL sub-queries to be flattened even if the parent query is a join. (check-in: df1d6482f9 user: drh tags: trunk) | |
|
2020-12-18
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| 18:04 | Fix for the previous fix in the case where a UNION ALL sub-query is joined against some other compound query. (Closed-Leaf check-in: 63c5cfb9ae user: dan tags: union-all-flattener) | |
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2020-12-17
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| 15:17 | In the CLI, add the ".filectrl data_version" command. And put the various ".filectrl" subcommands in alphabetical order. (check-in: 3434452148 user: drh tags: trunk) | |
Changes
Changes to src/select.c.
Changes to test/selectC.test.
Added test/unionall.test.
Added test/unionallfault.test.
Changes to test/whereL.test.