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100 most recent check-ins

2018-05-21
19:45
Begin adding support for more esoteric window frames. Leaf check-in: bc4b81d6 user: dan tags: exp-window-functions
2018-05-19
14:15
Fix minor problems on this branch. check-in: 19c2e4b2 user: dan tags: exp-window-functions
2018-05-18
17:58
Add support for auxiliary columns to the rtree extension. Leaf check-in: c6071ac9 user: drh tags: trunk
17:17
Merge enhancements from trunk, especially the CLI fixes. Closed-Leaf check-in: a350040a user: drh tags: aux-data-in-rtree
17:11
In the CLI, detect and report errors on sqlite3_close(). Clear global variables prior to exit to so that valgrind can better detect resource leaks. check-in: e3b2e0a0 user: drh tags: trunk
16:53
Avoid unnecessary sqlite3_finalize() operations. check-in: 16f71032 user: drh tags: aux-data-in-rtree
16:46
Fix a prepare-statement leak. check-in: 95fd296f user: drh tags: aux-data-in-rtree
15:21
Improved error messages. Limit the number of auxiliary columns to 100. check-in: 059d20ab user: drh tags: aux-data-in-rtree
14:24
Improvements to integer/float comparisons on architectures that lack a "long double" type. check-in: 5139ea62 user: drh tags: trunk
14:19
Remove incorrect NEVER() macro added by the previous check-in. Closed-Leaf check-in: 3d662511 user: drh tags: int-float-compare
13:39
Improvements to the sqlite3IntFloatCompare() routine for systems that lack the long double type. check-in: ea6a03a8 user: drh tags: int-float-compare
2018-05-17
20:04
In the CLI with the -A command, if the file does not previously exist and its name looks like a ZIP archive name, then create it as a ZIP archive. check-in: 33dc8fad user: drh tags: trunk
19:24
Evaluate multiple window functions in a single pass if they use the same window definition. Add xValue callbacks for other built-in aggregate functions. check-in: c9f0f140 user: dan tags: exp-window-functions
14:26
Handle multiple window-functions in a single query. check-in: 35af0b75 user: dan tags: exp-window-functions
14:09
Improved error and help messages for the ".archive" command and "-A" option to the CLI. If a memory leak in --list processing. check-in: 02541ac6 user: drh tags: trunk
13:29
Fix memory errors associated with argv in the CLI when it is compiled on Windows. check-in: 4474d69b user: drh tags: trunk
2018-05-16
20:58
Start of experimental implementation of SQL window functions. Does not yet work. check-in: 3781e520 user: dan tags: exp-window-functions
19:56
Fix an issue with rtreecheck() and auxiliary data columns. check-in: 46715136 user: drh tags: aux-data-in-rtree
19:07
Do not allow auxiliary columns in the rtree to interfere with query planning. Begin adding test cases. check-in: 9abe023e user: drh tags: aux-data-in-rtree
18:18
Fix the OOM issue mentioned in the previous check-in. check-in: c489d8e4 user: drh tags: aux-data-in-rtree
17:57
Initial implementation of the ability to have auxiliary columns in an rtree virtual table that store arbitrary content. It mostly works, but there are some minor issues in OOM corner cases. check-in: 0c87fec9 user: drh tags: aux-data-in-rtree
15:35
Enhance the sqlite3_str_new() interface so that it always returns a valid and non-NULL pointer even in an OOM condition. check-in: ed5b0968 user: drh tags: trunk
12:19
Correct output for the fullkey column of json_each() when the total JSON input is a simple value, not an array or object. check-in: b45b1885 user: drh tags: trunk
2018-05-15
11:55
Merge latest trunk changes into this branch. Leaf check-in: 72f39efa user: dan tags: begin-concurrent-pnu
11:45
Merge latest trunk changes with this branch. Leaf check-in: ae86cf60 user: dan tags: begin-concurrent
11:33
Instead of just the flags byte, include the first 8 bytes of the relevant page in an on-commit conflict log message. check-in: 52e443eb user: dan tags: begin-concurrent-pnu
11:28
Instead of just the flags byte, include the first 8 bytes of the relevant page in an on-commit conflict log message. check-in: e7dc03e7 user: dan tags: begin-concurrent
09:09
Fix a test case problem in wherelimit.test. check-in: 3012df8b user: dan tags: trunk
09:03
Include the value of the "flags" byte of the relevant page in the log message emitted when a BEGIN CONCURRENT commit conflict is detected. check-in: de19abb9 user: dan tags: begin-concurrent-pnu
08:51
Include the value of the "flags" byte of the relevant page in the log message emitted when a BEGIN CONCURRENT commit conflict is detected. check-in: fbfa5471 user: dan tags: begin-concurrent
2018-05-14
22:46
Make more aggressive use of automatic indexes when processing materalized views and subqueries. check-in: 172f5bd2 user: drh tags: trunk
18:09
The restriction on using automatic indexes for low cardinality loops only applies if the cardinality is restricted by a LIMIT clause. Closed-Leaf check-in: 991a76bf user: drh tags: exp-indexed-clause
17:12
Experimental syntax enhancement for an "INDEXED" keyword following a FROM-clause subquery that indicates that an automatic index on that subquery is suggested. check-in: 32b3d110 user: drh tags: exp-indexed-clause
15:26
Convert the schema creation logic in the rtree extension to use the new sqlite3_str interface. check-in: fd8b8c41 user: drh tags: trunk
12:23
Fix typo in the shell.c source file. check-in: 389dc0a9 user: mistachkin tags: trunk
00:41
Export the deduceDatabaseType() function the shell.c source file. check-in: d0f35739 user: drh tags: trunk
00:23
Add the --append option to the ".backup" command in the CLI. check-in: 0dfdbdee user: drh tags: trunk
2018-05-12
23:59
Add test cases for geopoly_overlap(). Leaf check-in: 39209251 user: drh tags: geojson
23:56
Merge changes from trunk. check-in: 715740e3 user: drh tags: geojson
23:56
In the CLI, allow comment lines that begin with '#', but only in a context where a dot-command is allowed. In other words, '#' at the beginning of a line in the middle of an SQL statement is just part of the SQL. check-in: 4ee136d6 user: drh tags: trunk
23:31
Resolve issues with floating-point round-off error in the geopoly_overlap() routine. check-in: a3c6696f user: drh tags: geojson
21:09
Add the geopoly_svg() SQL function. check-in: 318ba5f0 user: drh tags: geojson
20:28
Preliminary tests show geopoly_overlap() is working. check-in: 77bb7b7d user: drh tags: geojson
16:05
An initial attempt at an overlap function in the geopoly extension. check-in: c857976e user: drh tags: geojson
2018-05-11
19:11
In the CLI, return non-zero if there are errors on the command-line. check-in: 13e7300a user: drh tags: trunk
16:50
Add the geopoly_within() SQL function. check-in: 927d52a9 user: drh tags: geojson
15:38
Add the geopoly_read() SQL function to the geopoly.c extension. check-in: b37625e8 user: drh tags: geojson
15:10
Fix a typo in the help message from the ".sha3sum" command in the CLI. check-in: dba87a20 user: drh tags: trunk
15:10
Make sure the open_db() routine in the CLI does not invoke access() with a NULL filename. check-in: 20a8c611 user: drh tags: trunk
14:02
Fix a typo in the help message from the ".sha3sum" command in the CLI. check-in: e76f676c user: drh tags: geojson
14:00
Make sure the open_db() routine in the CLI does not invoke access() with a NULL filename. check-in: 2b8fd3b4 user: drh tags: geojson
2018-05-09
16:32
Add a test case to check that the fts5 unicode64 tokenizer is dealing with codepoints greater than 65535 correctly. check-in: 9f7a6ae8 user: dan tags: trunk
15:27
The translation in and out of GeoJSON automatically adds or removes the redundant last vertex, as necessary. check-in: 2653bedd user: drh tags: geojson
15:20
Fix the geopoly_json() SQL function so that it works. check-in: 236588d5 user: drh tags: geojson
15:19
Merge from trunk the ability to use sqlite3_sql interfaces in extensions. check-in: 5bb9e6a9 user: drh tags: geojson
15:17
Add 14 new interfaces to the loadable extension mechanism. check-in: 0e809cdc user: drh tags: trunk
15:00
Add the geopoly_json() interface. Untested. check-in: 25695c80 user: drh tags: geojson
14:33
Merge trunk changes, and especially the newly published sqlite3_str interface. check-in: f3609aef user: drh tags: geojson
14:29
Fix minor problems with the sqlite3_str interface. check-in: 43ea8a68 user: drh tags: trunk
13:46
Make the internal dynamic string interface available to extensions using the new sqlite3_str object and its associated methods. This is mostly just a renaming of internal objects and methods to use external names, through there are a few small wrapper functions. check-in: 87f261f0 user: drh tags: trunk
10:11
Fix a typo in a comment used for documentation. No code changes. check-in: b866693e user: drh tags: trunk
02:23
Version 3.23.2 Leaf check-in: f139f6f0 user: drh tags: release, branch-3.23, version-3.23.2
2018-05-08
23:17
Correctly format the STAT1 and STAT4 content in the output from the ".fullschema" command in the CLI. Fix for ticket [e63a34a0045832dc850367552]. check-in: 0c3f128f user: drh tags: trunk
22:47
Experiments with routines for processing GeoJSON. check-in: d22fbff2 user: drh tags: geojson
13:32
Merge changes from trunk, especially the activation of the cell-overwrite optimization for indexes and WITHOUT ROWID tables. Leaf check-in: a016144b user: drh tags: apple-osx
13:03
Fix a harmless compiler warning in fuzzcheck. Add new OSSFuzz test cases to the test case library. check-in: d2619746 user: drh tags: trunk
12:49
Fuzz test cases for UPSERT. check-in: fd11fbd2 user: drh tags: trunk
2018-05-07
18:41
Activate the cell-overwrite optimization for index b-trees. check-in: a68697d1 user: drh tags: trunk
17:27
Improved comments on the cell-overwrite optimization code. check-in: a4fe966d user: drh tags: trunk
13:01
Merge enhancements from trunk, and especially the cell-overwrite optimization. check-in: cb3aa778 user: drh tags: apple-osx
11:48
On an UPDATE, try to overwrite an existing btree cell with the modified content, if the old and new cell are the same size. Use memcmp() first to avoid dirtying pages that are unchanged. check-in: 5887d8be user: drh tags: trunk
11:37
Fix harmless compiler warnings associated with the new EXPLAIN QUERY PLAN logic. check-in: 374d8e26 user: drh tags: trunk
11:29
Fix harmless compiler warnings in the cell-overwrite logic. Closed-Leaf check-in: 3e11dc31 user: drh tags: cell-overwrite-prototype
02:50
Backout change [05fee1a21ea398f1e4d6f1cf3] because it does not take into account the LD_LIBRARY_PATH environment variable used by dl_open(). check-in: b348d119 user: drh tags: trunk
2018-05-05
16:50
In an ORDER BY LIMIT, make sure the ORDER BY expression evaluator does not try to reuse values from the result set if the result set has not yet be computed. This fixes a bug in the recent deferred-row loading optimization, check-in [c381f0ea57002a264fd958b28e]. OSSFuzz discovered the problem. check-in: 5d61e75f user: drh tags: trunk
01:23
Fix a slightly incorrect corruption detection branch in the btree logic. check-in: 9191ff67 user: drh tags: trunk
2018-05-04
20:00
Bring the code that changes the owner of WAL and rollback files when running as root into alignment with trunk. check-in: 180516bf user: drh tags: apple-osx
19:33
Merge recent enhancements from trunk. check-in: e17bca2c user: drh tags: apple-osx
19:18
Merge enhancements from trunk. check-in: 9650f71b user: drh tags: cell-overwrite-prototype
18:32
Fix requirements marks. No code changes. check-in: 7fdad122 user: drh tags: trunk
04:49
For the amalgamation-tarball, enable FTS5 and JSON1 by default and provide a new --enable-debug option that actives debugging facilities. check-in: 03edecaf user: drh tags: trunk
00:39
Make a separate limb in the EXPLAIN QUERY PLAN output for the various lines associated with the OR-optimization. check-in: 75ac7b4e user: drh tags: trunk
2018-05-03
23:20
In ORDER BY LIMIT queries, try to evaluate the ORDER BY terms first, and it it becomes clear that the row will not come in under the LIMIT, then skip evaluation of the other columns. check-in: c381f0ea user: drh tags: trunk
22:52
Fix a branch that has become unreachable due to recent enhancements. check-in: 81ab5e0d user: drh tags: trunk
21:51
Improved security for VACUUM. This check-in combines the fixes of [ab0d99d0b5ede] and [27754b74ddf646] in a way that is less likely to to be broken by future changes. check-in: 260fc696 user: drh tags: trunk
19:56
Overhaul of EXPLAIN QUERY PLAN. The output is now in the form of a tree. More details of the query plan are shown, and what is shown is truer to what actually happens. check-in: ff01bbda user: drh tags: trunk
19:47
Optimizations to the new EQP framework. Closed-Leaf check-in: 956fef36 user: drh tags: rework-EQP
16:56
Fix various error handling conditions on the cell overwrite optimization. Fix a test case so that it works with the new optimization. check-in: f89b54f4 user: drh tags: cell-overwrite-prototype
14:07
The BtCursor.info fields are only valid if info.nSize!=0. check-in: 54c537ee user: drh tags: cell-overwrite-prototype
13:56
Add more corruption checking to the cell overwrite logic. check-in: 58d14afe user: drh tags: cell-overwrite-prototype
12:57
Bug fixes in the overwrite optimization. check-in: 0cb6cd2a user: drh tags: cell-overwrite-prototype
03:59
The sqlite3BtreeInsert() routine tries to overwrite an existing cell with modified content if the new content is the same size. Pages are only dirtied if they change. This prototype works some, but still has issues. check-in: 489451b3 user: drh tags: cell-overwrite-prototype
01:37
Enhance EXPLAIN QUERY PLAN to report the generation of constant rows using VALUES or just a SELECT without FROM. check-in: c75eee69 user: drh tags: rework-EQP
2018-05-02
19:42
More test case updates. Tests are all running now. check-in: dab5e529 user: drh tags: rework-EQP
18:00
Fix test cases so that they work with the new EXPLAIN QUERY PLAN output format. Only some of the cases have been fixed. This is an incremental check-in. check-in: 5f0e803e user: drh tags: rework-EQP
16:13
Improved EQP output for recursive CTEs and multi-value VALUES clauses. check-in: f2f52554 user: drh tags: rework-EQP
15:00
Prevent VACUUM from running any commands in sqlite_master.sql other than CREATE statements. That is all that should be there anyhow. This fixes a problem discovered by OSSFuzz. Test cases in TH3. check-in: ab0d99d0 user: drh tags: trunk
14:24
Fix a dangling-else problem that was causing recursive CTEs to malfunction. Begin fixing test cases to work with the new EQP output. check-in: 82ca44b8 user: drh tags: rework-EQP
08:12
Fix a problem in the xBestIndex method of the closure extension causing it to allocate non-contiguous argvIndex values in some cases (an "xBestIndex malfunction" error). check-in: 0c671507 user: dan tags: trunk
03:03
Add sqlite3_win32_set_directory8() and sqlite3_win32_set_directory16() functions. check-in: 6cf0f4e2 user: mistachkin tags: branch-3.23