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50 check-ins occurring around c2fcb03299f2872d.

2015-09-28
23:45
Avoid unnecessary cursors and seeking when running a DELETE against a WITHOUT ROWID table. (Leaf check-in: 70ec88b299 user: drh tags: delete-without-rowid-opt)
20:03
Also allow UPDATE on virtual tables to use the onepass strategy. (check-in: 1aa27d706d user: dan tags: vtab-onepass)
17:05
Extra information provided by .wheretrace on input flags to the query planner and on the result of sqlite3WhereOkOnePass(). (check-in: c5566bb39c user: drh tags: trunk)
15:23
Update fts3 to use the onepass strategy for delete operations. (check-in: fffab4f70f user: dan tags: vtab-onepass)
15:20
Changes to allow DELETE operations on virtual tables to use the onepass strategy under some circumstances. (check-in: e73f919fae user: dan tags: vtab-onepass)
15:08
Add test cases to the ONEPASS optimization corruption problem fixed by the previous check-in. (check-in: 5c14d44705 user: drh tags: trunk)
14:40
Fix a database corruption bug caused by the ONEPASS optimization added in check-in [8b93cc5937000535]. Bug detected (prior to release) by sqllogictest. Test cases to follow. (check-in: 9d057f5221 user: drh tags: trunk)
2015-09-26
17:44
Enable adding JSON1 by appending the json1.c source file to the amalgamation and compiling with -DSQLITE_ENABLE_JSON1 (check-in: 33404b2029 user: drh tags: trunk)
11:15
Fix a memory leak that can occur following a syntax error in CREATE VIEW. (check-in: f4704035a6 user: drh tags: trunk)
03:31
Fix the title of the documentation on sqlite3_value_subtype(). This is a comment change only. (check-in: b790235424 user: drh tags: trunk)
03:23
Expand the header comment to clarify the purpose for the sqlite3MemoryBarrier() function. (check-in: b89495ae09 user: drh tags: trunk)
01:28
Remove an assert in the windows worker-thread logic that can fail in a race condition. (check-in: d7bfb96092 user: drh tags: trunk)
2015-09-25
23:40
Fix threads.c so that setting sqlite3FaultSim(200) using the SQLITE_TESTCTRL_FAULT_INSTALL callback causes both unix and windows worker threads to be sequential and deterministic, so that they can be tested reliably. (check-in: 2d867c054d user: drh tags: trunk)
20:49
Fix PRAGMA integrity_check so that it works with a UNIQUE index over expressions. (check-in: 113181cec4 user: drh tags: trunk)
20:18
Fix a faulty assert() on the benign-malloc controller callback in test_malloc.c. (Leaf check-in: 64f2cb8dd2 user: drh tags: malloc-testing)
16:29
Disable the SQLITE_TESTCTRL_BENIGN_MALLOC_HOOKS mechanism and replace it with SQLITE_TESTCTRL_BENIGN_MALLOC_CTRL, which gives better control. (check-in: 2c57b2f386 user: drh tags: malloc-testing)
13:42
Report an error if the number of named columns in a VIEW is different from the number of result columns in the SELECT statement that implements the VIEW. (check-in: 6e4ac0be2d user: drh tags: trunk)
01:09
Fix a problem computing affinities for indexes during skip-scan code generation when SQLITE_ENABLE_STAT4 is on. Bug introduced by check-in [1ee089a72d789002]. (check-in: 1350dd42d0 user: drh tags: trunk)
2015-09-24
18:47
Enhance the query planner so that it is able to use indexed expressions to help fulfill an ORDER BY clause. (check-in: 668fc1ebaf user: drh tags: trunk)
17:38
Fix over-length source code lines in where.c. No logic changes. (check-in: 1c8c5380a8 user: drh tags: trunk)
15:17
Merge all recent trunk enhancements and fixes into the begin-concurrent branch. (check-in: c63c1e15f8 user: drh tags: begin-concurrent)
15:06
Merge trunk changes into the cursor-hints branch. (check-in: fbe637620f user: drh tags: cursor-hints)
14:43
Merge recent trunk enhancements into the apple-osx branch. (check-in: 4dd06d8ba1 user: drh tags: apple-osx)
14:26
Merge all the latest trunk enhancements into the sessions branch. (check-in: c91065f8ed user: drh tags: sessions)
12:40
Strengthen the implementations of xShmMemoryBarrier on both the unix and windows VFSes, so that they likely work even if SQLITE_THREADSAFE=0 is used. (check-in: c6ab807b72 user: drh tags: trunk)
12:19
Make sure joins work correctly when both sides of the join are connected using indexed expressions. (check-in: c2fcb03299 user: drh tags: trunk)
11:26
Correctly handle the case of a WHERE-clause term with indexed expressions on both sides of the == sign. (check-in: d9b716a6bd user: drh tags: trunk)
11:06
Fix a JSON1 test case so that it works on builds that omit virtual tables. (check-in: a4444c0f66 user: drh tags: trunk)
01:40
Another (smaller) performance optimization for the JSON parser. (check-in: c43daa8c78 user: drh tags: trunk)
01:06
Performance optimizations on the JSON parser. (check-in: 7dd4b07a42 user: drh tags: trunk)
2015-09-23
19:17
Take care that the number of reserved bits per page is consistent between the source and destination databases when doing the back-copy on a VACUUM. (check-in: 5b61b72f54 user: drh tags: trunk)
16:35
Merge updates from trunk. (check-in: 0a75ebd23e user: mistachkin tags: mutexInitIsInitReCheck)
16:33
Correct superfluous whitespace difference. No functional changes. (check-in: 8d69983dc2 user: mistachkin tags: mutexInitSimpleCmpSwap)
16:24
Simplify thread-safety of mutex initialization. (check-in: da0587c522 user: mistachkin tags: mutexInitSimpleCmpSwap)
15:54
Merge updates from trunk. (Closed-Leaf check-in: 6b85f8cd4d user: mistachkin tags: mutexInitCmpSwap)
11:59
Capture AFL-generated fuzz tests for json1.c into the test/fuzzdata4.db file. (check-in: 10a214fdb3 user: drh tags: trunk)
01:10
Do not allow a comma at the end of a JSON array or object. (check-in: 7c7a3f3e9b user: drh tags: trunk)
2015-09-22
18:51
Add the --export-sql and --export-db options to the fuzzcheck utility program. (check-in: 760af44551 user: drh tags: trunk)
17:46
Fix a typo in the --help screen of the fuzzcheck utility. (check-in: b6ae61fe3b user: drh tags: trunk)
01:15
Futher simplifications to json1.c. Also an obscure bug-fix in the initial output of json_tree() when using a path to an object contained within an array. (check-in: fcb1e327a6 user: drh tags: trunk)
00:21
Fix json_set() so that it can overwrite a value that was previously overwritten during the same call. (check-in: 0f16041647 user: drh tags: trunk)
2015-09-21
23:53
For MSVC, have the 'sqlite3.c' target depend on 'sqlite3ext.h' as well as other targets may depend on this behavior (e.g. extensions). (check-in: 737ac3faf4 user: mistachkin tags: trunk)
23:49
Fix compilation under older versions of MSVC. (check-in: 17150ada14 user: mistachkin tags: trunk)
22:53
Simplifications to the json1.c logic. (check-in: 1646a2bd85 user: drh tags: trunk)
2015-09-20
22:57
Fix an overly-strict assert() in the btree logic. (check-in: 825ce3201d user: drh tags: trunk)
2015-09-19
20:27
Do not allow table-valued function syntax to be used on a view. (check-in: 97cfe346e1 user: drh tags: trunk)
19:36
Add the --disable-lookaside option to the fuzzershell utility program. (check-in: 0b04374449 user: drh tags: trunk)
18:54
Fix a memory leak in json1.c that could occur after misuse of json_object(). (check-in: 394b81b11f user: drh tags: trunk)
18:11
Add an assert() statement to delete.c. (check-in: 40fce67ecf user: dan tags: trunk)
18:08
Fix compiler warnings. (check-in: 5c31ee62a1 user: drh tags: trunk)