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49 ancestors of e17003fcfec0c0b5
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2013-05-10
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| 20:26 | Now generating OR-clause plans. (check-in: e17003fcfe user: drh tags: nextgen-query-plan-exp) | |
| 15:16 | Update the NGQP so that it can produce plans that include automatic indices. (check-in: 586b55d8d7 user: drh tags: nextgen-query-plan-exp) | |
| 03:30 | Factor out common operations into whereLoopAddAll(). Add stubs for missing features. (check-in: 0278e42061 user: drh tags: nextgen-query-plan-exp) | |
| 02:11 | Merge in the latest trunk changes. (check-in: 5ed31c8279 user: drh tags: nextgen-query-plan-exp) | |
| 02:00 | Free up bits of wsFlags for reuse. Install the ORDER BY optimization infrastructure for the NGQP. (check-in: 82d50e1980 user: drh tags: nextgen-query-plan-exp) | |
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2013-05-09
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| 18:12 | Add assert()s to the implementation of xRead() in the built-in VFSes to verify that the offset parameter is always non-negative. (check-in: cf5c364224 user: drh tags: trunk) | |
| 14:20 | Do not move WHERE clause terms inside OR expressions that are contained within an ON clause of a LEFT JOIN. Fix for ticket [f2369304e47167e3e]. (check-in: 1128575d0a user: drh tags: trunk) | |
| 00:40 | Refine and reform all Windows OSTRACE macro usage. Replace all usage of sqlite3TestErrorName() with sqlite3ErrName() and add missing return codes. (check-in: 610425f190 user: mistachkin tags: trunk) | |
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2013-05-08
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| 20:05 | Fix memory leaks in the NGQP logic for virtual tables. (check-in: 3c2e83a4a2 user: drh tags: nextgen-query-plan-exp) | |
| 17:06 | Fix a couple of harmless compiler warnings in the fts3_tokenize virtual table. (check-in: 1fa8c45739 user: drh tags: trunk) | |
| 16:57 | Make sure the ORDER BY collating sequences are compatible with the comparison collations before using the merge algorithm for compound SELECT statements. Fix for ticket [6709574d2a8d8]. (check-in: ce853a7506 user: drh tags: trunk) | |
| 14:20 | Fix the wholenumber virtual table so that it returns higher costs for unconstrained usage. Cherrypick from [ceff8955020cd13]. (check-in: 7227b61512 user: drh tags: trunk) | |
| 14:14 | NGQP working with virtual tables, though many legacy tests fail and there are yet some memory leaks. (check-in: bd9327a968 user: drh tags: nextgen-query-plan-exp) | |
| 14:13 | Fix the wholenumber virtual table so that it returns higher costs for unconstrained usage. (check-in: ceff895502 user: drh tags: nextgen-query-plan-exp) | |
| 04:22 | More bug fixes to the WhereLoop generator and the solver in NGQP. Now finds the best plan for TPC-H Q8. This seems to prove the concept, but there is still much work to be done. (check-in: 8e5aad3752 user: drh tags: nextgen-query-plan-exp) | |
| 03:22 | Bug fixes in the solver. (check-in: b36034bbd1 user: drh tags: nextgen-query-plan-exp) | |
| 03:05 | Add the NGQP solver. (check-in: 5d37587c50 user: drh tags: nextgen-query-plan-exp) | |
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2013-05-07
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| 23:06 | Continued progress on generating good WhereLoop objects for the new query planner. (check-in: 15cc8a1648 user: drh tags: nextgen-query-plan-exp) | |
| 19:44 | Inserting a few WhereLoop objects without leaking memory. Costs are not correct. Inequality and IN constraints are not implemented. (check-in: e8881a8b2f user: drh tags: nextgen-query-plan-exp) | |
| 17:49 | Make sure the ORDER BY collating sequences are compatible with the comparison collations before using the merge algorithm for compound SELECT statements. Candidate fix for ticket [6709574d2a8d8]. (Closed-Leaf check-in: fc3630cdef user: drh tags: tkt-6709574) | |
| 12:16 | Modify the fts3tokenize table implementation so that it does not use the SQL function fts3_tokenizer. The user may have installed an authorizer callback that prohibits this. (check-in: 0ba67b64de user: dan tags: trunk) | |
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2013-05-06
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| 21:01 | In the command-line shell, output the elements of the schema in the order that they appear in the sqlite_master table. This is necessary in some cases to make the schema parsable. (check-in: e5b3cd747b user: drh tags: trunk) | |
| 20:28 | In the command-line shell, make sure the output of dot-commands goes to the same redirected output stream as the result of queries. Ticket [2f96536e7ff7dba] (check-in: b72d365920 user: drh tags: trunk) | |
| 14:57 | Add an assert() to fts3_expr.c in order to silence a clang warning. (check-in: d8dc2c5fb5 user: drh tags: trunk) | |
| 13:22 | Make sure the authorizer callback gets a valid pointer to "ROWID" for the column-name parameter when doing an UPDATE that changes the rowid. Fix for ticket [0eb70d77cb05bb2272]. (check-in: 26a59bb88d user: drh tags: trunk) | |
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2013-05-04
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| 20:25 | In where.c, make findTerm() a wrapper around methods to a new WhereScan object which is capable of finding all suitable matching terms, not just the first. This check-in includes some prototype functions for building WhereLoop objects. (check-in: dd92b8fa92 user: drh tags: nextgen-query-plan-exp) | |
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2013-05-03
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| 20:08 | Add magic numbers for Bentley Systems application files. (check-in: 9314b08099 user: drh tags: trunk) | |
| 15:23 | Allocate meta(8) in the header as the "application ID" and add the "PRAGMA application_id" command to query and set it. (check-in: b2efe4f225 user: drh tags: trunk) | |
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2013-05-02
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| 17:37 | Minor fixes for compilation with SQLITE_OMIT_WAL defined. (check-in: b81e87e72b user: dan tags: trunk) | |
| 00:15 | Begin inserting some experimental code for the next generation query planner. (check-in: ccaf4c3f7e user: drh tags: nextgen-query-plan-exp) | |
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2013-05-01
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| 20:40 | Fix comments in the magic number file. (Closed-Leaf check-in: 5a500848d2 user: drh tags: application-id) | |
| 20:36 | Preserve the application-ID across VACUUM. Updates to the magic number file. (check-in: 4a190bea18 user: drh tags: application-id) | |
| 19:49 | Allocate 4 bytes of unused header space for an "Application ID". Add the "PRAGMA application_id" command to set and query this identifier. Add the "magic.txt" file to show how the posix file command might use this application id. (check-in: 28c9e7fdee user: drh tags: application-id) | |
| 17:58 | Do not use a transitive constraint to an IN operator where the RHS is a constant if there exists a direct == operator to another table in an outer loop. (check-in: faedaeace9 user: drh tags: trunk) | |
| 17:22 | Avoid redundant constraint checking due to transitive constraints. (check-in: 329478cbed user: drh tags: trunk) | |
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2013-04-30
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| 14:25 | Update the documentation to explain that when the 3rd parameter to sqlite3_bind_text() and friends is NULL the result is to bind a NULL SQL value. Ticket [19b44e35753ba] (check-in: bd92de0e8d user: drh tags: trunk) | |
| 14:06 | Make sure extra parentheses around subqueries in the FROM clause are harmless. Ticket [28c6e830f239ea5]. (check-in: 1c79569226 user: drh tags: trunk) | |
| 07:58 | Add the #ifdefs for sqlite3ErrName() to sqliteInt.h as well. (Closed-Leaf check-in: 400fc4c37f user: mistachkin tags: winOsTrace) | |
| 07:54 | Define the sqlite3ErrName() function only when necessary. More robust handling of unknown return codes. (check-in: e47cd31437 user: mistachkin tags: winOsTrace) | |
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2013-04-29
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| 18:07 | Improve the error message issued when an FTS query exceeds the maximum allowable tree depth. (check-in: f480b1fe60 user: dan tags: trunk) | |
| 17:12 | Fix an off-by-one in the code for limiting the depth of FTS expression trees. (check-in: 72ac73189c user: dan tags: trunk) | |
| 09:20 | Merge mmap test fix from trunk. (check-in: 95811877fd user: mistachkin tags: winOsTrace) | |
| 09:17 | Fix mmap1.test so that it passes on windows as well as unix. (check-in: 52417eac3e user: dan tags: trunk) | |
| 08:58 | Adjust a WAL test result due to changes in the corresponding return code name. (check-in: 9272009f79 user: mistachkin tags: winOsTrace) | |
| 08:56 | Merge updates from trunk. (check-in: 3a245a832d user: mistachkin tags: winOsTrace) | |
| 07:01 | Update 'fuzzerfault' test for its new module loading command. Fix several test names in 'io.test' and make sure the database gets closed between tests. (check-in: e81e9ca11d user: mistachkin tags: trunk) | |
| 03:09 | More refinements to Windows OSTRACE usage. Replace all usage of sqlite3TestErrorName() with sqlite3ErrName() and add missing return codes. (check-in: 05ba5e23fc user: mistachkin tags: winOsTrace) | |
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2013-04-28
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| 01:44 | Initial work on reforming usage of OSTRACE by the Windows VFS. (check-in: b347b5d1a0 user: mistachkin tags: winOsTrace) | |
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2013-04-27
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| 18:06 | Remove spellfix virtual table documentation from the source tree. Reference the separate documentation on the website instead. (check-in: adcf78909f user: drh tags: trunk) | |
| 12:13 | Untested fix for building on VxWorks. (check-in: f14d55cf35 user: drh tags: trunk) | |