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100 check-ins occurring around 6e0f64ab5eafda5d.

2017-05-26
18:18
Adjust the bitvec related sqlite3_log messages added by [9527089b]. (check-in: a7e0e7a483 user: dan tags: begin-concurrent)
16:51
Add extra test cases for deferred page allocation. (check-in: 9df0195780 user: dan tags: begin-concurrent)
16:15
Fix a problem with deferred page allocation in transactions that revert page allocations by savepoint rollbacks. (check-in: a4a3bbe646 user: dan tags: begin-concurrent)
2017-05-25
21:35
Small performance increase and size decrease in the btreeInitPage() routine. (check-in: 6f415833e0 user: drh tags: trunk)
21:02
Fix a problem with the deferred page allocation on this branch that could occur when the database file is just slightly smaller than the PENDING_BYTE page offset. (check-in: 47a7dd9235 user: dan tags: begin-concurrent)
17:36
Merge all fixes from the 3.19.2 release. (check-in: 12964240f1 user: drh tags: apple-osx)
17:27
Merge the LEFT JOIN query flattener fixes from 3.19.2. (check-in: 6513e4a121 user: drh tags: trunk)
16:50
Version 3.19.2 (check-in: edb4e819b0 user: drh tags: release, version-3.19.2, branch-3.19)
11:39
The SQLITE_EXTRA_IFNULLROW compile-time option causes OP_IfNullRow opcodes to be issued for references to the right-hand side table of *any* flattened join, not just LEFT JOINs. This puts extra stress on the OP_IfNUllRow opcodes for testing purposes. (check-in: 1a074c8a2b user: drh tags: branch-3.19)
00:28
The TK_IF_NULL_ROW expression node must be treated as a variable that references the table Expr.iTable. Proposed fix for ticket [7fde638e94287d2c]. (check-in: b30a364a12 user: drh tags: branch-3.19)
00:12
Increase the version number to 3.19.2 since ticket [7fde638e94287d2] is going to necessitate another patch release. (check-in: c315727acd user: drh tags: branch-3.19)
00:08
The TK_IF_NULL_ROW expression node must be treated as a variable that references the table Expr.iTable. Proposed fix for ticket [7fde638e94287d2c]. (check-in: 77fc23013c user: drh tags: trunk)
2017-05-24
15:32
Fix harmless compiler warnings in FTS5. (check-in: 57a60e959c user: mistachkin tags: trunk)
13:08
Version 3.19.1 (check-in: f6d7b988f4 user: drh tags: release, version-3.19.1, branch-3.19)
04:32
Fix a problem in STAT4 equality estimation for multi-column indexes introduced by check-in [3e0590dee0e68cc1599]. (check-in: 19dad0a720 user: drh tags: branch-3.8.9)
04:18
Fix a problem in STAT4 equality estimation for multi-column indexes introduced by check-in [3e0590dee0e68cc1599]. (check-in: cfb0d9e020 user: drh tags: trunk)
2017-05-23
20:00
Remove the msvc.h header file from the autoconf tarball. (check-in: 84996aef68 user: drh tags: trunk)
19:35
Do not use strcpy() in the (obsolete) amatch extension. In releasetest.tcl, run Apple tests using -Os instead of -O1 (check-in: 4440e42031 user: drh tags: trunk)
19:23
Add experimental new API sqlite3_wal_info(). (check-in: 5b9d498f6e user: dan tags: begin-concurrent)
15:33
Disable the LEFT JOIN flattening optimization for aggregate queries, as it does not currently work. Further fix for ticket [cad1ab4cb7b0fc344]. (check-in: 05ada74155 user: drh tags: branch-3.19)
15:21
Disable the LEFT JOIN flattening optimization for aggregate queries, as it does not currently work. Further fix for ticket [cad1ab4cb7b0fc344]. (check-in: 44b21e35c9 user: drh tags: trunk)
12:44
Ensure that the expression rewriter inside the query flattener decends into the substructure of the TK_IF_NULL_ROW operator. This is a continuation of the fix for ticket [cad1ab4cb7b0fc344]. (check-in: 28d2902d8f user: drh tags: branch-3.19)
12:36
Ensure that the expression rewriter inside the query flattener decends into the substructure of the TK_IF_NULL_ROW operator. This is a continuation of the fix for ticket [cad1ab4cb7b0fc344]. (check-in: 941d8142b7 user: drh tags: trunk)
01:35
Change the version number to 3.19.1. (check-in: 16656b8ff5 user: drh tags: branch-3.19)
01:30
Remove a surplus semicolon, which was harmless on gcc and clang but caused compile-time errors on msvc. This only comes up using the encryption extension. (check-in: 4510d55d1e user: drh tags: branch-3.19)
01:29
When flattening a query, make sure iTable attribute of TK_IF_NULL_ROW operators (that result from a prior flattening of a LEFT JOIN) are updated correctly. Fix for ticket [cad1ab4cb7b0fc344]. (check-in: 919d36e6ea user: drh tags: branch-3.19)
01:21
When flattening a query, make sure iTable attribute of TK_IF_NULL_ROW operators (that result from a prior flattening of a LEFT JOIN) are updated correctly. Fix for ticket [cad1ab4cb7b0fc344]. (check-in: 92c178507d user: drh tags: trunk)
00:32
Remove a surplus semicolon, which was harmless on gcc and clang but caused compile-time errors on msvc. This only comes up using the encryption extension. (check-in: 987a2b5537 user: drh tags: trunk)
2017-05-22
19:24
Pull in all changes from the 3.19.0 release. (check-in: bbd2d0e140 user: drh tags: apple-osx)
18:09
Fix incompatibilities between the "sqldiff --changeset" command and the sessions module. Specifically, allow sessions to process changesets containing tables with zero operations on them and have sqldiff output the expected output for tables with multi-column primary keys. (check-in: 0bb23c4806 user: dan tags: trunk)
18:00
Add the ".cd" command to the command-line shell. (check-in: 5fe28e15b1 user: drh tags: trunk)
17:39
Increase the version number to 3.20 for the next release cycle. (check-in: ab471f61ef user: drh tags: trunk)
14:04
Merge the last-minute 3.19.0 changes into trunk. (check-in: e6ba2a93a8 user: drh tags: trunk)
13:58
Version 3.19.0 (check-in: 28a94eb282 user: drh tags: release, version-3.19.0, branch-3.19)
13:06
Include the "msvc.h" header file in the amalgamation tarball. (check-in: 3dd6fe53c7 user: drh tags: branch-3.19)
08:04
Fix a case where NULL was being passed to memcmp() following an OOM. This is probably not a real problem, as the number-of-bytes parameter was passed 0 in this case, but it was causing a santizer complaint. (check-in: 3ea2bad27e user: dan tags: trunk)
08:01
Add code to this branch to emit a log message after each cumulative second that the WRITER lock has been held. (check-in: a726d98122 user: dan tags: server-edition)
00:45
When planning a query using sorting, resolve ties in the solver by selecting loop plans with the smaller unsorted cost. (check-in: f261678c90 user: drh tags: trunk)
00:27
When planning a query using sorting, resolve ties in the solver by selecting loop plans with the smaller unsorted cost. (check-in: 962531e7c1 user: drh tags: branch-3.8.9)
2017-05-19
23:04
Prevent a possible NULL pointer dereference in the OP_Found opcode that can follow an OOM error. Problem found by OSS-Fuzz. (check-in: 50ad60ded5 user: drh tags: branch-3.19)
22:51
Prevent a possible NULL pointer dereference in the OP_Found opcode that can follow an OOM error. Problem found by OSS-Fuzz. (check-in: c2de178fe7 user: drh tags: trunk)
20:55
Improved comments on one routine in the query planner. Improved diagnostic output for ".wheretrace". No production code changes. (check-in: 946b87a528 user: drh tags: trunk)
20:47
Fix a documentation typo. No changes to code. (check-in: 68942a4fee user: drh tags: trunk)
20:46
Branch for the 3.19 release. (check-in: f2b829ec52 user: drh tags: branch-3.19)
19:57
Invoke sqlite3_log() in response to irregularities surrounding the Pager.pAllRead bit-vector. (check-in: 9527089b7a user: dan tags: begin-concurrent)
12:32
Fix some problems in fts5 code detected by -fsanitize=undefined. (check-in: 35f721045d user: dan tags: trunk)
2017-05-18
20:47
Fix a problem on this branch causing some page-level read-locks to be omitted. (check-in: 0eed152162 user: dan tags: begin-concurrent)
18:17
Fix a documentation typo. No changes to code. (Closed-Leaf check-in: cfa4aa2036 user: drh tags: doc-type)
2017-05-16
09:49
Update the tool/warnings.sh script to automatically use the right options on OpenBSD. (check-in: 7940bff32a user: dan tags: trunk)
2017-05-15
19:32
Avoid writer starvation by adding a RESERVED state to page locks. (check-in: 9b7f80246f user: dan tags: server-edition)
17:56
Merge changes from trunk. (check-in: 6e0f64ab5e user: drh tags: schemalint)
17:34
Merge the latest changes from trunk. (check-in: 14ea840036 user: drh tags: begin-concurrent)
15:12
Fix the build so that it works again with SQLITE_OMIT_SUBQUERY. (check-in: bb0d928158 user: drh tags: trunk)
15:05
Improvements to the omittest.tcl script. (check-in: 0f05d7e93a user: drh tags: trunk)
2017-05-13
19:07
Avoid running recovery while there is another read/write client. (check-in: a38858a24c user: dan tags: server-edition)
2017-05-12
18:52
Require exclusive access to the db to wrap the wal file. Have "PRAGMA wal_checkpoint = restart" block for this. (check-in: cbf44ed975 user: dan tags: server-edition)
14:05
Make sure the 'sqlite3changegroup_*' functions are included in the SQLITE_APICALL handling. (check-in: a123cb9330 user: mistachkin tags: trunk)
2017-05-11
19:09
Add another test case for the new authorizer functionality. (check-in: 339df63f40 user: dan tags: trunk)
18:49
Merge recent enhancements from trunk. (check-in: b55c0f14c3 user: drh tags: apple-osx)
18:42
Enhance the json_extract() function to reuse parses of the same JSON when the function appears multiple times in the same query. (check-in: 3ba9e7ab79 user: drh tags: trunk)
18:14
Do not save the state of an fts5 merge operation mid-way through an input term, even if no previous entry for that term has caused any output. Doing so may corrupt the FTS index. (check-in: 9a2de4f05f user: dan tags: trunk)
16:49
Cache the JSON parse used by json_extract(). (Closed-Leaf check-in: 44ca6c2c46 user: drh tags: auxdata-cache)
15:20
Negative N values in sqlite3_get_auxdata() and sqlite3_set_auxdata() can be used to access an auxiliary data cache over all functions in a single prepared statement. (check-in: ff5306752e user: drh tags: auxdata-cache)
13:43
New requirements marks and documentation for the authorizer. (check-in: 3980ea0911 user: drh tags: trunk)
12:27
Improvements to the sqlite3_set_authorizer() documentation. (check-in: 47629b1911 user: drh tags: trunk)
12:05
Change the SQLITE_READ authorization call for unreferenced tables to use an empty string for the column name, as this is less likely to impact legacy authorization callbacks that assume column names are always non-NULL. (check-in: 4139953ab5 user: drh tags: trunk)
2017-05-10
19:42
Rename fields of the internal AuxData object to make them unique and easier to search for. (check-in: 2be9850cef user: drh tags: trunk)
16:33
Improved documentation for the SQLITE_READ authorizer callback. No code changes. (check-in: 92c5ea7047 user: drh tags: trunk)
16:18
Fix a problem causing a lock to be held past the end of a transaction. Use a blocking lock to take the read-lock on page 1 taken by all transactions. (check-in: 2584df3d42 user: dan tags: server-edition)
16:12
Invoke the SQLITE_READ authorizer callback with a NULL column name for any table referenced by a query but from when no columns are extracted. (check-in: 92ab1f7257 user: drh tags: trunk)
13:46
Use a blocking call to obtain the wal-mode WRITER lock in some cases. (check-in: 4464ca1d68 user: dan tags: server-edition)
13:36
Fix a couple of test scripts so that they work with -DSQLITE_DISABLE_FTS4_DEFERRED builds. (check-in: 30018d3106 user: dan tags: trunk)
12:58
Avoid unnecessary codec operations on in-memory subjournals. (check-in: 199b2a8499 user: drh tags: trunk)
12:49
Do not invoke codec macros for in-memory subjournals. (Closed-Leaf check-in: d2bb0066f7 user: drh tags: codecless-inmemory-subjournal)
2017-05-09
16:32
Fix a problem with wrapping the log file in server mode. (check-in: 270b7d1eac user: dan tags: server-edition)
2017-05-08
20:15
Add some support for wal mode to the hack on this branch. (check-in: b733afc1d0 user: dan tags: server-edition)
18:29
Do not invoke codec macros when reading or writing an in-memory sub-journal. (check-in: 2c145ee6c9 user: dan tags: codecless-inmemory-subjournal)
2017-05-06
18:09
Fix an obscure assertion fault that can follow an OOM. The problem was introduced by check-in [a1cf44763277b6c7]. (check-in: 04e7e5650e user: drh tags: trunk)
17:12
Fix requirements marks and harmless compiler warnings. (check-in: 198ff4c01d user: drh tags: trunk)
16:04
Update this branch with latest trunk changes. (check-in: ed6bad67f5 user: dan tags: server-edition)
2017-05-04
14:02
Remove the tool/schemalint.tcl script. And related Makefile entries. It is superseded by sqlite3_expert. (check-in: 269bf52e27 user: dan tags: schemalint)
11:13
Fix a collision of the "B0" identifier name between the termios.h header file and the SHA3 implementation in the shell. (check-in: b9a58daca8 user: drh tags: trunk)
2017-05-03
19:36
Remove the unused "sqlite3_stack_used" TCL command from the test harness. (check-in: e24b73820c user: drh tags: trunk)
17:44
Fix the sqlite3GetInt32() function so that it correctly returns 0 on a zero-length input string. (check-in: 05eba9e3a5 user: drh tags: trunk)
15:54
Always enable URI filenames when compiling with SQLITE_HAS_CODEC. Also allow plaintext keys using the key= query parameter. (check-in: 31a51b4d16 user: drh tags: trunk)
13:05
Fix a harmless compiler warning on Windows. (check-in: 593e5dd00c user: drh tags: schemalint)
12:50
Get sqlite3_expert building on Windows. (check-in: d8254047b3 user: drh tags: schemalint)
12:15
In sqlite3expert.c, do not copy the schema for virtual tables. Updates to makefiles to make building easier. (check-in: da15752dcc user: drh tags: schemalint)
2017-05-02
20:42
In the sqlite3_expert command-line tool, allow two-dash options. Do not accept the database name if it begins with "-". (check-in: af7d159604 user: drh tags: schemalint)
19:45
Merge the latest enhancements from trunk. (check-in: a7dcf6a79f user: drh tags: schemalint)
18:00
Fix the fts3EvalAverageDocsize() routine so that it returns errors from sqlite3_reset() rather than always returning SQLITE_OK. (check-in: 430f539cbb user: drh tags: trunk)
17:54
Reuse the same materialization of a view when that view appears in a query more than once, such as in a self-join. (check-in: 9e35c89dbe user: drh tags: trunk)
16:55
Move terms of the HAVING clause that reference only columns in the GROUP BY clause over to the WHERE clause, resulting in a faster query plan. (check-in: 47cbb471d0 user: drh tags: trunk)
16:46
Additional comments on the sqlite3ExprIsConstantOrGroupBy() routine. No code changes. (Closed-Leaf check-in: 8424492eac user: drh tags: having-where-optimization)
01:30
Fix typo in comment. No changes to code. (check-in: 6674814afb user: mistachkin tags: trunk)
2017-05-01
20:07
Update this branch with latest trunk changes. (check-in: 83b1e163ef user: dan tags: server-edition)
19:53
Remove an unnecessary branch. (check-in: a33179596f user: drh tags: having-where-optimization)
18:24
Enhance "PRAGMA integrity_check" to detect duplicate rowids within a leaf page. (check-in: adcad37b00 user: dan tags: trunk)
18:12
Clear the BTCF_ValidNKey flag set if a cursor is moved by sqlite3BtreeInsert(). Fix for [f68dc596c4]. (check-in: a6727eef6d user: dan tags: trunk)
17:04
Futher bug fixes to the function that determines when a materialized view can be reused. (Closed-Leaf check-in: c64fe3a169 user: drh tags: materialized-view-reuse)