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140 check-ins using file src/vdbeInt.h version 49a74fe5
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2017-03-31
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| 08:00 | Update shell6.test to account for the fact that tests are now run in a separate directory. (check-in: 1e3622de user: dan tags: schemalint) | |
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2016-03-15
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| 22:00 | Change the OP_IntegrityCk opcode to accept the list of root pages as an intarray argument in P4. Slightly smaller and faster. (check-in: 15e4a272 user: drh tags: trunk) | |
| 19:10 | In the Win32 VFS, use SQLITE_FCNTL_LAST_ERRNO instead of (the older) SQLITE_LAST_ERRNO. (check-in: 9463762c user: mistachkin tags: trunk) | |
| 17:52 | Implement FROM-clause subqueries as co-routines whenever they are guaranteed to be the outer-most loop of the join. (check-in: c7bae50b user: drh tags: trunk) | |
| 12:45 | Merge updates from trunk - FTS5 fixes and enhancemenets to the tests scripts so that they work with SEE. (check-in: f41a7361 user: drh tags: apple-osx) | |
| 12:37 | More test-case changes so that everything works when the reserved_bytes value in the header is non-zero. (check-in: 2fd095b1 user: drh tags: trunk) | |
| 09:55 | Fix the shellN.test test scripts so that they work with the --testdir option. (check-in: 051c61eb user: dan tags: trunk) | |
| 09:42 | Update this branch with latest trunk changes. (check-in: 249cd361 user: dan tags: schemalint) | |
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2016-03-14
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| 21:26 | Fix the permutations.test script so that it works again. (check-in: 9f194f90 user: drh tags: trunk) | |
| 21:12 | Update test scripts so that they work with SEE. (check-in: f4693ba4 user: drh tags: trunk) | |
| 20:49 | Changing page size using VACUUM or backup is not allowed with a codec attached. (Closed-Leaf check-in: 92be06c1 user: drh tags: see-testing) | |
| 18:42 | Merge test script fixes from trunk. (check-in: ea1d2cdd user: drh tags: see-testing) | |
| 18:34 | Many more test cases fixed. Only a few remain. (check-in: 99b9d7ee user: drh tags: see-testing) | |
| 17:05 | Many test cases fixed to work with encryption. (check-in: d866fffb user: drh tags: see-testing) | |
| 16:16 | Test script changes to support testing the SQLite Encryption Extension. (check-in: 1c70aa5c user: drh tags: see-testing) | |
| 15:43 | Fix the backcompat.test script so that it works with the --testdir test option. (check-in: f7480e33 user: dan tags: trunk) | |
| 15:03 | Run TCL tests in the "testdir" subdirectory. (check-in: 90e0cc7b user: drh tags: trunk) | |
| 14:59 | More file pathname normalization. (Closed-Leaf check-in: fa8c1292 user: drh tags: test-in-subdir) | |
| 14:28 | Normalize the $testdir and $argv0 paths so that they continue to work in the testing subdirectory. (check-in: 19225b81 user: drh tags: test-in-subdir) | |
| 13:42 | Run TCL tests in a subdirectory "testdir". (check-in: f632bba0 user: drh tags: test-in-subdir) | |
| 12:16 | Fix a memory leak in fts5 that could occur following a syntax error in a query expression. (check-in: 54b8968e user: dan tags: trunk) | |
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2016-03-12
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| 19:33 | Fix a problem handling 'NEAR("" token)' in fts5 found by fuzzing. (check-in: 10a827ae user: dan tags: trunk) | |
| 16:32 | Fix handling of strings that contain zero tokens in fts5. And other problems found by fuzzing. (check-in: 72b3ff0f user: dan tags: trunk) | |
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2016-03-11
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| 23:07 | Do not allow the use of WAL mode with nolock=1 because it does not work. (check-in: 74f5d3b0 user: drh tags: trunk) | |
| 15:25 | Tweak the amalgamation autoconf files so that the --disable-static-shell option works again. (check-in: 83efcdeb user: dan tags: trunk) | |
| 14:30 | Update spellfix1_scriptcode() to output 215 (latin) for pure numeric text. (check-in: df44308b user: drh tags: trunk) | |
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2016-03-10
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| 19:08 | Check for PDB files prior to attempting to copy them in the MSVC batch build tool. (check-in: d7c20f04 user: mistachkin tags: trunk) | |
| 15:12 | Add tests to cover untested branches in recent fts5 changes. (check-in: fa0033ed user: dan tags: trunk) | |
| 14:28 | Use #ifdefs to remove code that is unreachable in some configurations, replacing it with an assert(). (check-in: f96ec84d user: drh tags: trunk) | |
| 14:22 | Remove an unused local variable. (check-in: 3c343c3d user: drh tags: trunk) | |
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2016-03-09
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| 20:54 | Add an incremental optimize capability to fts5. Make the 'merge' command independent of the 'automerge' settings. (check-in: 55667144 user: dan tags: trunk) | |
| 18:17 | Fix a problem in fts3/4 that was causing it to discard data cached in-memory if an 'optimize' command is run when there is no data on disk. The usual way this would happen is if the very first transaction that writes to the fts3/4 table also includes an 'optimize' command. (check-in: 79338b99 user: dan tags: trunk) | |
| 15:34 | Slight simplification to the query optimizer logic associated with IN (SELECT). (check-in: 2c55c3c2 user: drh tags: trunk) | |
| 15:14 | Add another test case for bug [5e3c8867]. (check-in: d91e57e4 user: dan tags: trunk) | |
| 15:09 | When optimizing expressions of the form "x IN (SELECT ...)" make sure that the subquery is not correlated. Fix for ticket [5e3c886796e5512]. (check-in: 1ed6b06e user: drh tags: trunk) | |
| 13:39 | Automatically disable SQLITE_ENABLE_EXPLAIN_COMMENTS if SQLITE_OMIT_EXPLAIN is defined. (check-in: 8d4b6b2b user: drh tags: trunk) | |
| 12:35 | In the query planner, make sure OOM errors are reported up into whereLoopAddVirtual() so that it shuts down appropriately. (check-in: a13c59d0 user: drh tags: trunk) | |
| 11:59 | Disable the bestindex*.test modules when building without virtual table support. (check-in: e0bac2f3 user: drh tags: trunk) | |
| 08:08 | Merge latest trunk changes with this branch. (check-in: 59caca43 user: dan tags: schemalint) | |
| 04:17 | Simplifications to the memjournal.c logic to facilitate testing. (check-in: 8baa2c2c user: drh tags: trunk) | |
| 03:44 | Move the write failure test in memjrnlCreateFile() to just after the actual write, thus reducing the number of instances of the test by one. (check-in: 7f00d80c user: drh tags: trunk) | |
| 03:29 | Update a comment in btree.c to account for WITHOUT ROWID tables. No code changes. (check-in: fa20dcb0 user: drh tags: trunk) | |
| 02:12 | Change a branch made obsolete by recent parser enhancements into an assert(). (check-in: ee486ef7 user: drh tags: trunk) | |
| 02:03 | Add an #ifdef and an ALWAYS() for coverage. (check-in: 069337a9 user: drh tags: trunk) | |
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2016-03-08
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| 23:44 | Change an unreachable branch in the virtual table query planner into an assert(). (check-in: 73b97b9e user: drh tags: trunk) | |
| 23:18 | Improved comments on virtual table query planning. Added many new WHERETRACE() macros. (check-in: 4c89c253 user: drh tags: trunk) | |
| 17:59 | In memjournal.c, reuse the same sqlite3_file object for both the in-memory phase and the on-disk phase. (check-in: e7fbbdc2 user: drh tags: trunk) | |
| 17:44 | Modify the memjournal.c code to make it a bit smaller. (Closed-Leaf check-in: d99ac415 user: dan tags: memjournal-exp) | |
| 16:35 | Merge changes from trunk, especially the SQLITE_DEFAULT_SYNCHRONOUS enhancements. (check-in: 29741941 user: drh tags: apple-osx) | |
| 16:07 | Drop support for SQLITE_EXTRA_DURABLE. The new SQLITE_DEFAULT_SYNCHRONOUS compile-time option is a more general replacement. (check-in: f6d3156b user: drh tags: trunk) | |
| 16:02 | Remove an unused goto label in the RBU extension. (check-in: 2179a106 user: drh tags: trunk) | |
| 15:52 | Add a new row type to RBU (a peer of insert, update and delete) - "delete then insert". (check-in: 1d9468d2 user: dan tags: trunk) | |
| 15:47 | Add the SQLITE_DEFAULT_SYNCHRONOUS and SQLITE_DEFAULT_WAL_SYNCHRONOUS compile-time options. Automatically switch to the WAL_SYNCHRONOUS setting when first opening a WAL-mode database if the synchronous setting has not been previously set by the application. (check-in: 5a847a67 user: drh tags: trunk) | |
| 15:37 | Update fts3/4 so that the 'merge=X,Y' command merges at least, instead of exactly, Y segments from a single level. This matches the documentation. 'merge=X,0' is, as it was in 3.11, an error. (check-in: 64b3cb29 user: dan tags: trunk) | |
| 15:30 | Make the SQLITE_DEFAULT_SYNCHRONOUS and SQLITE_DEFAULT_WAL_SYNCHRONOUS values zero-based to agree with PRAGMA synchronous. (Closed-Leaf check-in: 592d2104 user: drh tags: default-synchronous) | |
| 15:14 | If SQLITE_DEFAULT_WAL_SYNCHRONOUS is not the same value as SQLITE_DEFAULT_SYNCHRONOUS and the application has not run "PRAGMA synchronous", then set synchronous to the SQLITE_DEFAULT_WAL_SYNCHRONOUS setting when entering WAL mode for the first time. (check-in: 5791407b user: drh tags: default-synchronous) | |
| 14:40 | Add compile-time options SQLITE_DEFAULT_SYNCHRONOUS and SQLITE_DEFAULT_WAL_SYNCHRONOUS used to specify the default synchronous settings for all database connections. (check-in: 1fefa967 user: drh tags: default-synchronous) | |
| 14:16 | Fix ATTACH to use the symbolic name PAGER_SYNCHRONOUS_FULL rather than an integer literal. (check-in: c4e192a0 user: drh tags: trunk) | |
| 14:01 | Merge coverage improvements and comment fixes from trunk. (check-in: 58023bfc user: drh tags: apple-osx) | |
| 13:56 | Fix comments on pager flag settings to include synchronous=EXTRA. (check-in: 3a65a1fc user: drh tags: trunk) | |
| 02:59 | Simplified error detection in the xBestIndex processing. (check-in: 82ca2131 user: drh tags: trunk) | |
| 01:32 | Add the ALLBITS macro as a shorthand for "(Bitmask)(-1)". (check-in: 91bd619d user: drh tags: trunk) | |
| 01:11 | Add a NEVER() to the code generator. Change the parameter name "mExtra" to "mPrereq" in the query planner, to more closely reflect its meaning. (check-in: 721ae51e user: drh tags: trunk) | |
| 00:39 | Changes so that some assert()s in the virtual table query planner are correct even following an OOM error. (check-in: 9805f6f8 user: drh tags: trunk) | |
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2016-03-07
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| 21:28 | Fix a typo and remove an unused variable from test logic. (check-in: 9f31516c user: drh tags: apple-osx) | |
| 20:48 | Merge recent enhancements from trunk. (check-in: 84f09f00 user: drh tags: apple-osx) | |
| 20:14 | Update fts3/4 so that the 'merge=X,0' command merges X pages from all segments of the first level in the fts index that contains 2 or more segments. (check-in: cddf69db user: dan tags: trunk) | |
| 19:08 | Avoid a NULL pointer dereference following an OOM while generating code for IN operators on virtual tables. (check-in: c9240086 user: drh tags: trunk) | |
| 17:39 | Add a new row type to RBU (a peer of insert, update and delete) - "delete then insert". (Closed-Leaf check-in: 169311c8 user: dan tags: rbu-delete-then-insert) | |
| 17:37 | Add the SQLITE_CONFIG_STMTJRNL_SPILL option for sqlite3_config(). (check-in: b6c42024 user: drh tags: trunk) | |
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2016-03-05
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| 21:32 | Fix a problem in the previous commit affecting queries with three or more tables joined together to the right of a LEFT or CROSS JOIN operator. (check-in: d8d89d69 user: dan tags: trunk) | |
| 21:07 | Change the way SQLite invokes the xBestIndex method of virtual tables so that N-way joins involving virtual tables work as expected. (check-in: 19544438 user: dan tags: trunk) | |
| 20:28 | Adjust the cost estimates for RTREE such that the expected number of rows and expected cost is halved for each additional constraint. (Closed-Leaf check-in: fd7cd060 user: drh tags: xbestindex-fix) | |
| 17:29 | Change the way SQLite invokes the xBestIndex method of virtual tables so that N-way joins involving virtual tables work as expected. (check-in: ffc65968 user: dan tags: xbestindex-fix) | |
| 15:35 | Remove the unused journal.c source file (its function have been subsumed into memjournal.c). Refactor some of the names in memjournal.c. No functional changes. (check-in: 5f2a262d user: drh tags: trunk) | |
| 15:03 | Work around (incorrect) ASAN warnings in memjournal.c. (check-in: 4de09777 user: drh tags: trunk) | |
| 14:19 | Fix an integer size mismatch problem in test_bestindex.c (check-in: 2e35eb6b user: drh tags: trunk) | |
| 14:00 | Fix an incorrect #ifdef on sqlite3LogEstToInt(). (check-in: dca7b233 user: drh tags: trunk) | |
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2016-03-04
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| 21:18 | Fix an assert() in sqlite3VarintLen(), even though it is impossible to hit in SQLite due to the way sqlite3VarintLen() is used. (check-in: 251424c5 user: drh tags: trunk) | |
| 19:55 | Simplify the computation of Index.aAvgEq. (Leaf check-in: c4488730 user: drh tags: analyze-worst-case) | |
| 18:45 | Merge changes from trunk. (check-in: 5294c977 user: drh tags: analyze-worst-case) | |
| 14:57 | Merge recent enhancements from trunk, and especially the changes that reduce the heap-memory footprint of schemas, and defer opening and writing to statement journals. (check-in: 2f0c195c user: drh tags: apple-osx) | |
| 14:43 | Defer opening and writing statement journals until the size reaches a threshold (currently 64KiB). (check-in: cb9302cc user: drh tags: trunk) | |
| 14:23 | Update test cases to taken deferred statement-journal opening into account. (Closed-Leaf check-in: 5b2fe521 user: drh tags: memjournal-exp) | |
| 13:08 | Merge changes from trunk. (check-in: a87305df user: drh tags: memjournal-exp) | |
| 04:01 | Change the default cache_size to -2000 (which means 2000*1024 bytes independent of page_size). (check-in: 2682e8e4 user: drh tags: trunk) | |
| 03:43 | Change the default page size for new database files to 4096 (from 1024). Except, when building the testfixture, preserve the legacy page size. Also fix a comment on SQLITE_MAX_ATTACHED. (check-in: 2e8a9ca9 user: drh tags: trunk) | |
| 03:20 | Detect the presence of pread()/pwrite() system calls on unix systems and use them if available. (check-in: 82cbf5ad user: drh tags: trunk) | |
| 03:14 | Further fixes to the pread()/pwrite() enabling logic. (Closed-Leaf check-in: 38fb54e7 user: drh tags: pread) | |
| 03:02 | Fix the build for cases when pread()/pwrite() are not available. (check-in: 7d67d876 user: drh tags: pread) | |
| 02:59 | Add the test_bestindex.c file to Makefile.in and Makefile.msc so that "make test" will work again. (check-in: 6ec6b6a9 user: drh tags: trunk) | |
| 02:38 | Update the configure script to detect pread/pwrite and update os_unix.c to use those routines if they are available. (check-in: 2cffb9e5 user: drh tags: pread) | |
| 00:13 | Get in-memory subjournals working for builds without SQLITE_ENABLE_ATOMIC_WRITE. (check-in: b5378dce user: drh tags: memjournal-exp) | |
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2016-03-03
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| 21:29 | Merge the latest updates from trunk. (check-in: 55c00f71 user: drh tags: memjournal-exp) | |
| 21:22 | Reduce the amount of heap memory required to store many schemas by storing the column datatype appended to the column name (with a \000 separator), rather than in separate memory allocation. (check-in: 16fbf2e1 user: drh tags: trunk) | |
| 20:42 | Allow the left-hand side of IN operators on virtual tables to have the aConstraintUsage[].omit flag clear. (check-in: 3eb74342 user: drh tags: trunk) | |
| 17:54 | Merge 3.11.1 changes into trunk. (check-in: 7abc2dd9 user: drh tags: trunk) | |
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2016-03-02
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| 17:57 | Add new test script bestindex1.test to the utf16 permutation. (Closed-Leaf check-in: 5893e972 user: dan tags: vtab-IN-opt) | |
| 16:13 | Add an extra test for the change on this branch. (check-in: d2d28251 user: dan tags: vtab-IN-opt) | |
| 16:01 | Enhance test_bestindex.c so that it can be used to test plans generated by xBestIndex. (check-in: 3c15a9bf user: dan tags: trunk) | |
| 03:28 | Allow the left-hand side of IN operators on virtual tables to have the aConstraintUsage[].omit flag clear. (check-in: 1622623c user: drh tags: vtab-IN-opt) | |
| 00:58 | Add the optional -DSERIES_OMIT_CONSTRAINT_VERIFY=0 option to the series.c extension that implements the generate_series() virtual table. (check-in: 3d9daa92 user: drh tags: trunk) | |
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2016-03-01
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| 22:48 | New test cases and infrastructure for testing the xBestIndex method of virtual tables. (check-in: 1d41c161 user: drh tags: trunk) | |
| 22:41 | Improved debugging output with wheretrace. Fix some typos in test script comments. (check-in: 13a37fd4 user: drh tags: trunk) | |
| 18:35 | Fix a memory leak in the test code on this branch. (Closed-Leaf check-in: 7a1add56 user: dan tags: test-bestindex) | |
| 18:24 | Allow test_bestindex.c to set the omit flag for a constraint. (check-in: 759b9d5b user: dan tags: test-bestindex) | |
| 18:07 | Add test code useful for testing the planners use of teh virtual table xBestIndex() method. (check-in: de034c0d user: dan tags: test-bestindex) | |
| 14:31 | Change the estimated row counts in stat1 to be one-third worst-case and two-threads average case. (check-in: 21bfd47c user: drh tags: analyze-worst-case) | |
| 12:45 | Fix test cases to align with the improved stats computation. (check-in: 810967bf user: drh tags: analyze-worst-case) | |
| 02:11 | Better estimatedCost in the xBestIndex method of the generate_series vtab. (check-in: f2c16094 user: drh tags: trunk) | |
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2016-02-29
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| 23:02 | Improvements to the logic for adding the "noskipscan" flag to stat1 entries. (check-in: 421b5b54 user: drh tags: analyze-worst-case) | |
| 21:27 | The ANALYZE command automatically appends "noskipscan" to sqlite_stat1 entries that have large worst-case repeat estimates but small average repeat estimates. (check-in: 6326ba58 user: drh tags: analyze-worst-case) | |
| 20:18 | When using a temporary file for a statement journal, store the first 64KiB in memory. If the file grows larger than that, flush it to disk and free the memory. Hardcoding to 64KiB is just an experiment to check that the memjournal.c code works. (check-in: 44b2dc18 user: dan tags: memjournal-exp) | |
| 20:00 | Fix minor problems with new code in memjournal.c. (check-in: 9fd3f7b9 user: dan tags: memjournal-exp) | |
| 18:30 | Modify the ANALYZE command to store worst-case statistics in sqlite_stat1, rather thn average case. (check-in: 5a0143c9 user: drh tags: analyze-worst-case) | |
| 17:34 | Fix a problem in fts5 where a corrupt db could lead to a (huge) buffer overread. (check-in: c9a30e11 user: dan tags: trunk) | |
| 17:16 | Fix an fts5 problem causing 'optimize' to corrupt the fts index under some circumstances. (check-in: 251d6473 user: dan tags: trunk) | |
| 15:53 | Reduce the amount of heap required to store many schemas by storing each column datatype appended to the column name, rather than as a separate allocation. (Closed-Leaf check-in: 842b2116 user: drh tags: schema-storage) | |
| 13:44 | Very minor improvement to the performance and reduction in size to the parser by capturing the name and datatype of table columns in a single grammar rule reduction. (check-in: 4b55c520 user: drh tags: trunk) | |
| 13:37 | Further simplifications to the grammar. (Closed-Leaf check-in: 519fd03b user: drh tags: schema-storage) | |
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2016-02-27
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| 23:25 | Update the parser so that it pulls out the column name and type all in one go, rather than using separate reductions. (check-in: ad3ffe2e user: drh tags: schema-storage) | |
| 21:16 | Eliminate the need for the Column.zDflt (using Column.pDflt instead) to reduce the amount of memory needed to hold the schema. (check-in: d8c94a46 user: drh tags: trunk) | |
| 20:14 | Extend the code in memjournal.c so that it subsumes the role of journal.c. And (untested) can flush journal or statement journal files to disk after they grow to a specified size. (check-in: e0b0b431 user: dan tags: memjournal-exp) | |
| 19:19 | Tighter description of I/O stats in the shell. Show I/O stats on speedtest1.c. (check-in: f681d800 user: drh tags: trunk) | |
| 19:03 | More compact implementation of PRAGMA onconflict, and some test cases. (Leaf check-in: 3e5d38f5 user: drh tags: pragma-onconflict) | |
| 17:16 | Experimental "PRAGMA onconflict=FAIL" statement to change the default ON CONFLICT algorithm to something other than ABORT. (check-in: 3a0c347c user: drh tags: pragma-onconflict) | |
| 17:12 | Enhance the ".stats" command in sqlite3.exe to show one-time stats information if invoked with one argument. Also show /proc/PID/io information if run on Linux. (check-in: 3c36948f user: drh tags: trunk) | |
| 14:04 | Fix a requirement mark to conform to a typo fix in the documentation. (check-in: d1392c62 user: drh tags: trunk) | |
| 14:00 | Enhance documentation of sqlite3_snapshot_open() to explain that the database connection must have participated in at least one read operation prior to the beginning of the transaction for which the snapshot is to be opened. Add test cases for this fact. (check-in: 33dd671c user: drh tags: trunk) | |
| 00:21 | Add 'Replace.exe' to the MSVC clean target. (check-in: c2277fab user: mistachkin tags: trunk) | |
| 00:21 | Fix typo in ICU error message. (check-in: 00c8fffd user: mistachkin tags: trunk) | |
| 00:07 | Make sure the Replace.cs file is included in the autoconf tarball. (check-in: b850df48 user: drh tags: trunk) | |
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2016-02-26
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| 23:13 | Support generating the '.def' file using the autoconf Makefile for MSVC. (check-in: 3617564c user: mistachkin tags: trunk) | |
| 21:20 | Fix a potential buffer overflow in the ICU upper() function. (check-in: b8dc1b9f user: drh tags: trunk) | |
| 21:03 | Further refinements to the MSVC batch build process. (check-in: cf4e4fbd user: mistachkin tags: trunk) | |
| 16:14 | Merge all recent enhancements from trunk, and in particular the SQLITE_DBCONFIG_ENABLE_FTS3_TOKENIZER change. (check-in: 4fb4aee8 user: drh tags: apple-osx) | |
| 16:03 | Fix the ICU extension LIKE function so that it does not read past the end of a buffer if it it passed malformed utf-8. (check-in: 424b7aee user: dan tags: trunk) | |
| 15:38 | Provide the new SQLITE_DBCONFIG_ENABLE_FTS3_TOKENIZER option to sqlite3_db_config() that can be used to activate the two-argument version of fts3_tokenizer() for a specific database connection at run-time. (check-in: 374b5108 user: drh tags: trunk) | |
| 13:22 | Fix a typo in a comment (though an important comment in that it is used to generate documentation). (check-in: ff3d7f84 user: drh tags: trunk) | |
| 04:13 | Ephemeral tables used to hold manifested views may not be unordered since they might be subject to an ordered comparison if they are part of a join. (check-in: 3ef6a315 user: drh tags: trunk) | |