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100 descendants of [ec70a67e]

2016-09-15
19:15
Omit the sqlite3Apis constant object when compiling with SQLITE_OMIT_LOAD_EXTENSION, since it is not used. check-in: 7b104613 user: drh tags: trunk
14:54
Remove no-op code (adding an assert() to prove that the code was no-op) in the text affinity logic of the bytecode engine comparison operators. check-in: b9f5bdbf user: drh tags: trunk
05:47
Fix a typo in a comment in sqlite.h.in. No changes to code. check-in: 12df7152 user: dan tags: trunk
00:32
Slight size reduction and performance increase in sqlite3VdbeHalt(). check-in: 5990a1bd user: drh tags: trunk
00:04
Optimization to vdbeRecordCompareInt() makes it slightly smaller and faster. check-in: 5a2a7712 user: drh tags: trunk
2016-09-14
18:56
Update comments used to generate API documentation to include the new "[dateof:3.X.Y]" notation for dates of release where appropriate. No changes to code. check-in: 55f7f8ee user: drh tags: trunk
2016-09-12
14:23
Fix a bug in sqldiff causing it to confuse blobs zero bytes in size with NULL values. check-in: 264e9c75 user: dan tags: trunk
13:32
Add missing "finish_test" command to vacuum5.test. check-in: 02f40c3b user: dan tags: trunk
09:28
Have releasetest.tcl delete all test files except for "testfixture", "testfixture.exe", "sqlite3", "sqlite3.exe", "test.log" and "test-out.txt" after each test run is finished. Passing the "--keep" option restores the old behaviour. check-in: e0e042dc user: dan tags: trunk
2016-09-10
19:51
Changes to give a warning-free build with SQLITE_OMIT_INCRBLOB and SQLITE_OMIT_SHARED_CACHE. check-in: 711c5917 user: drh tags: trunk
14:43
Add test code to delete an SQLite database and its auxiliary files. check-in: 8a9d1281 user: dan tags: trunk
2016-09-09
20:26
Make the new file test_delete.c portable to MSVC on Windows. Closed-Leaf check-in: 0e3ace39 user: mistachkin tags: test_delete
20:23
Remove an unnecessary call to sqlite3VdbeMemExpandBlob() when casting to text. check-in: 19e2e595 user: drh tags: trunk
20:00
Add new file test_delete.c, containing test code for deleting an sqlite database. check-in: fb0b95e9 user: dan tags: test_delete
19:33
Performance improvements to the comparison operators in the bytecode engine. check-in: 37803b19 user: drh tags: trunk
15:12
Fix a out-of-order variable declaration for some compile-time configurations. check-in: 6ac932c9 user: drh tags: trunk
13:23
In releasetest.tcl, the --srcdir option is automatic, so no need to mention it in the --help output. check-in: 2bdd838e user: drh tags: trunk
13:17
Fix an obsolete comment in the releasetest.tcl source code. check-in: afaaa276 user: drh tags: trunk
12:29
In releasetest.tcl: Improved testing for uncommitted changes. If uncommitted changes are seen, exit immediately unless the --force option is used. check-in: 9a14e6c4 user: drh tags: trunk
2016-09-08
23:12
Issue a warning and prompt the user to continue if the releasetest.tcl script is run in a checkout with uncommitted changes. check-in: 30e917ff user: drh tags: trunk
2016-09-07
19:54
Add support for row-value comparisons, including IN operators, and row-value updates in the UPDATE statement. check-in: ddb5f055 user: drh tags: trunk
19:37
Fix a problem handling expressions like "(a, b) IN (SELECT ... ORDER BY 1, 2)" when there is an index on "a" but not "b". Closed-Leaf check-in: 7f2c5c9e user: dan tags: rowvalue
13:30
Simplify the affinity handling logic in codeAllEqualityTerms(). Logically the same, just a little easier to read and understand. check-in: bbab9621 user: drh tags: rowvalue
13:12
Merge fixes from trunk. check-in: 193f036c user: drh tags: rowvalue
2016-09-06
19:08
Remove obsolete vector-IN test cases. Fix a bad testcase() macro. check-in: ab3f8f19 user: drh tags: rowvalue
18:51
Fix corer cases of vector IN operators where the RHS is a compound SELECT that includes an ORDER BY clause. check-in: 8329ac6f user: drh tags: rowvalue
17:21
Remove an unnecessary branch from expr.c. check-in: 7cc9746c user: dan tags: rowvalue
17:13
Avoid unnecessary memory allocations for aiMap in codeEqualityTerm(). check-in: 70319c3d user: drh tags: rowvalue
16:53
Avoid a NULL pointer deref in codeAllEqualityConstraints() following an OOM. check-in: c6e528c1 user: drh tags: rowvalue
16:33
Simplify the fix in commit [7d9bd22c]. check-in: bd5a3420 user: dan tags: rowvalue
15:25
Fix the header comment on codeEqualityTerm(). check-in: b7e710e4 user: drh tags: rowvalue
14:58
Fix a problem handling (a, b) IN (SELECT ...) expressions when there is an index on just one of "a" or "b". check-in: 231c72d9 user: dan tags: rowvalue
14:37
Enhance the sqlite3GetTempRange() and sqlite3ReleaseTempRange() internal routines so that they use sqlite3GetTempReg() and sqlite3ReleaseTempReg() when nReg==1. check-in: 4071da2f user: drh tags: rowvalue
12:04
Fix a typo in a comment in expr.c. check-in: 288e934f user: dan tags: rowvalue
2016-09-05
22:50
Simplified logic to extract a column from a row value. check-in: e8f105c3 user: drh tags: rowvalue
19:57
Fix an assert() so that it does C-compiler does not combine an assert() conditional with a production code conditional and thereby confuse the mutation testing script. check-in: 2fa5288a user: drh tags: rowvalue
15:02
Simplifications to the SQLITE_KEEPNULL flag on VDBE comparison operators. check-in: 96269f01 user: drh tags: rowvalue
12:12
Do vector comparison size checking early - at name resolution time - to forestall future problems. check-in: ae127bcc user: drh tags: rowvalue
12:02
Catch vector size mismatch problems during name resolution to avoid later problems. Closed-Leaf check-in: 56562a03 user: drh tags: early-vector-size-check
09:44
Fix a crash that could occur under certain circumstances if the vectors on either side of a comparison operator were of a different size. check-in: 42670935 user: dan tags: rowvalue
2016-09-03
19:52
Fix a problem causing the affinity of sub-select row-value elements to be ignored in some contextes. check-in: 7d9bd22c user: dan tags: rowvalue
16:24
Merge the fuzzershell enhancement from trunk. check-in: ed206048 user: drh tags: rowvalue
15:31
Consider the affinity of "b" when using an "a IN (SELECT b ...)" expression with an index on "a". Fix for [199df416]. check-in: f5e49855 user: dan tags: rowvalue
01:46
Performance optimizations. check-in: f1d06c49 user: drh tags: rowvalue
2016-09-02
23:56
Merge recent changes from trunk. check-in: c7271fbd user: drh tags: rowvalue
2016-08-27
14:13
Merge updates from trunk. check-in: 082fd5f8 user: drh tags: rowvalue
01:41
Fix the "Synopsis" on the OP_Lt, OP_Le, OP_Gt, and OP_Ge opcodes, which has been backwards for time out of mind. check-in: f51248dc user: drh tags: rowvalue
2016-08-26
22:09
Fix a minor problem in sqlite3FindInIndex() related to rowids being used as part of the index. check-in: 829f802b user: drh tags: rowvalue
21:15
Fix the sqlite3FindInIndex() to ensure that it always uses a prefix of the index and uses no repeated columns. Enhanced comments. check-in: b9fc89e4 user: drh tags: rowvalue
19:54
Add an EXPLAIN QUERY PLAN line for when a index is used to implement an IN operator. check-in: 171aa833 user: drh tags: rowvalue
19:47
Add test cases to rowvalue2.test. check-in: 078bb69e user: dan tags: rowvalue
19:31
Enhance sqlite3FindInIndex() so that it is able to make use of the primary keys at the end of an index. check-in: 4b589fbf user: drh tags: rowvalue
18:17
Fix a post-OOM crash in updateRangeAffinityStr(). Add several ALWAYS() macros on unreachable branches. check-in: 87d40195 user: drh tags: rowvalue
17:54
Fix a problem with affinity changes and vector range comparisons. check-in: b34413ac user: dan tags: rowvalue
13:19
Allow ROWID values in indexed vector comparisons. check-in: b0cc6be4 user: drh tags: rowvalue
03:42
Comment improvements. Put ALWAYS and NEVER macros on three unreachable branches. check-in: 39761700 user: drh tags: rowvalue
01:02
Remove an unreachable branch from sqlite3ExprAffinity() check-in: 9d96f614 user: drh tags: rowvalue
2016-08-25
22:31
Merge recent changes from trunk. check-in: 5789aab8 user: drh tags: rowvalue
21:14
Refactor the sqlite3ExprCodeIN() routine for improved maintainability. check-in: b56705ae user: drh tags: rowvalue
17:47
Another fix in the IN-operator algorithm description. check-in: f474aeac user: drh tags: rowvalue
17:40
Further refinement of the in-operator.md documentation. check-in: df064837 user: drh tags: rowvalue
15:46
Improvements to IN operator code generator comments. Avoid unnecessary Copy operations on the LHS of the IN operator. check-in: b6344298 user: drh tags: rowvalue
14:23
Corrections to the IN-operator notes. check-in: 25033ee9 user: drh tags: rowvalue
14:00
Add notes on the implementation of the IN operator. check-in: d256b2ca user: drh tags: rowvalue
2016-08-24
21:54
Simplified VDBE code for the vector NOT IN null-scanning loop. check-in: 7ae504e6 user: drh tags: rowvalue
21:24
Improved extended comments of comparison operators when the SQLITE_STOREP2 flags is set on P5. No changes to non-debug code. check-in: bbc1b016 user: drh tags: rowvalue
18:51
In sqlite3FindInIndex(), improve internal comments and avoid an unreachable branch. check-in: 55945fc1 user: drh tags: rowvalue
17:49
Fix more unreachable branches. check-in: 6099c180 user: drh tags: rowvalue
15:37
Add a NEVER() on an unreachable branch in comparisonAffinity(). check-in: 505a2f20 user: drh tags: rowvalue
12:22
Fix a buffer overrun in the code for handling IN(...) operators when the LHS of the operator contains indexed columns or expressions. check-in: f41a0391 user: dan tags: rowvalue
00:51
The previous OOM fix was bad. Back it out and replace it with a better one. check-in: 1e3bc369 user: drh tags: rowvalue
00:25
Avoid a potential null-pointer dereference following an OOM. check-in: 25f6ed8d user: drh tags: rowvalue
2016-08-23
19:02
Simplify the row value misuse error message. check-in: 838c50a5 user: drh tags: rowvalue
18:30
Fix a problem with rowvalue UPDATE when the rowvalue is not the left-most and the RHS is a multi-column subquery. check-in: e149e6b9 user: drh tags: rowvalue
17:30
Fix an uninitialized variable in CASE expression code generation. check-in: c8ffae05 user: drh tags: rowvalue
2016-08-22
14:30
Fix the vector BETWEEN operator so that it only evaluates the left-most vector expression once. Add support for vector comparisons in the CASE operator. check-in: 07e69f43 user: drh tags: rowvalue
00:48
Reinstate the mechanism in BETWEEN that avoids evaluating the first expression more than once, but fix the affinity extractor so that it works with this mechanism. The de-duplication of the first expression still does not work for vector expressions, though. check-in: 2f39987f user: drh tags: rowvalue
2016-08-20
22:49
The docs promise the in "x BETWEEN y AND z" the x expression is only evaluated once. That is no longer true, and so some tests are failing. This needs to be fixed before merging to trunk. check-in: e50d264f user: drh tags: rowvalue
21:11
Further comment enhancements. No changes to code. check-in: d4562a9e user: drh tags: rowvalue
21:02
Clarification of code comments in expr.c. Clean up the implementations of sqlite3ExprIsVector() and sqlite3ExprVectorSize() slightly. check-in: 4fb66d65 user: drh tags: rowvalue
18:06
Fixes for problems following OOM errors. check-in: 9041ee4a user: drh tags: rowvalue
17:00
Do not duplicate the Expr.pLeft subtree of a TK_SELECT_COLUMN node. check-in: 8384c77e user: drh tags: rowvalue
15:01
Fix a segfault that could occur if a query that used a vector comparison contained certain types of syntax errors. check-in: 203f07c5 user: dan tags: rowvalue
12:00
Improvements to the vector comparison splitter in exprAnalyze(). check-in: a3ffd283 user: drh tags: rowvalue
01:06
Improvements to comments. No code changes. check-in: 4165d20f user: drh tags: rowvalue
00:51
Add support for vector assignments in the SET clause of an UPDATE statement. check-in: f320d47d user: drh tags: rowvalue
00:07
Change the way TK_SELECT_COLUMN is handled so that the subquery is only generated once even if part of the vector comparison is used for indexing and the other part is now. This change also is a pathway to vector assignment in UPDATE statements. check-in: d8feea7d user: drh tags: rowvalue
2016-08-19
19:58
Replace the magic number (-2) with its symbol XN_EXPR in the exprMightBeIndexed() routine. No logic changes. check-in: d4a5af69 user: drh tags: rowvalue
19:12
Improved comments on sqlite3CodeSubquery(). No changes to code. check-in: acea4ee1 user: drh tags: rowvalue
18:40
Show the WhereTerm.iField value on debugging output, when it is non-zero. check-in: 931c9535 user: drh tags: rowvalue
18:28
Fix an obsolete comment on codeEqualityTerm(). No changes to code. check-in: d07be5af user: drh tags: rowvalue
15:41
Merge recent enhancements from trunk. check-in: b1787236 user: drh tags: rowvalue
2016-08-18
19:04
Fix a SQL NULL handling bug in the vector IN operator code generation. check-in: 936146b1 user: drh tags: rowvalue
18:09
Display SELECT_COLUMN expressions in the .wheretrace debugging output. check-in: 3b27a5da user: drh tags: rowvalue
17:55
Display VECTOR expressions in .wheretrace and .selecttrace debugging output. check-in: 157347e2 user: drh tags: rowvalue
15:36
Since the TK_VECTOR token is not actually used by the parser, make it an extra token code added by the tool/addopcodes.tcl script during parser build. check-in: b40b202c user: drh tags: rowvalue
15:21
Merge recent enhancements from trunk. check-in: 4768a106 user: drh tags: rowvalue
15:15
Simplify the vector comparison code generator logic, and the resulting VDBE code. check-in: e2ad0b5d user: drh tags: rowvalue
2016-08-13
14:17
Remove an unnecessary stack variable from sqlite3VdbeExec(). Closed-Leaf check-in: c54bd9c8 user: drh tags: vector-compare
13:03
Improvements to commits. No code changes. check-in: 18f5a3be user: drh tags: vector-compare
12:37
Fix to the vector less-than operator. All legacy tests passing now. check-in: ec70a67e user: drh tags: vector-compare