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75 check-ins using file src/vdbe.c version 88bd6c32
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2017-01-09
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| 13:43 | Add the SQLITE_UINT64_TYPE compile-time option. (check-in: a5fe03bc user: drh tags: trunk) | |
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2017-01-07
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| 14:47 | Improvements to the iIdxNoSeek optimization of sqlite3GenerateRowDelete() so that it is automatically disabled for BEFORE triggers but works in all other cases. (check-in: 3178ec4c user: drh tags: trunk) | |
| 14:26 | Critical fix to the previous check-in so that it works when there are BEFORE triggers that move the cursor before the OP_Delete has a chance to be applied. (check-in: db2c0960 user: drh tags: trunk) | |
| 03:26 | Avoid an unnecessary btree seek while deleting an index entry due to a conflict on a REPLACE operation. (check-in: f0495c51 user: drh tags: trunk) | |
| 00:56 | Avoid duplicate b-tree searches in the duplicate row detector used to implement DISTINCT. (check-in: d577dda0 user: drh tags: trunk) | |
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2017-01-06
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| 16:32 | Version 3.16.2 (Leaf check-in: a65a6289 user: drh tags: release, branch-3.16, version-3.16.2) | |
| 13:53 | Clarify the documentation on sqlite3_column_count(). (check-in: 01b4cb26 user: dan tags: branch-3.16) | |
| 13:52 | Ensure that "PRAGMA case_sensitive_like" and "PRAGMA shrink_memory" set the number of output columns to 0 (as they are statements that return no data). (check-in: 4a97ba4e user: dan tags: branch-3.16) | |
| 13:49 | Ensure that "PRAGMA case_sensitive_like" and "PRAGMA shrink_memory" set the number of output columns to 0 (as they are statements that return no data). (check-in: 6696cd18 user: dan tags: trunk) | |
| 11:56 | Improve handling of corrupt databases in fts5. (check-in: b0726941 user: dan tags: branch-3.16) | |
| 11:55 | Improve handling of corrupt data in fts5. (check-in: 609ac1c7 user: dan tags: trunk) | |
| 01:09 | Clarify the documentation on sqlite3_column_count(). (check-in: 9ea0badd user: drh tags: trunk) | |
| 00:02 | Remove several non-portable tests for the deprecated temp_store_directory PRAGMA. (check-in: 28d87789 user: mistachkin tags: trunk) | |
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2017-01-05
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| 20:01 | Ensure that sqlite3_column_count() returns 0 for the "set" mode of "get/set" PRAGMA statements that do not return a value in that case (e.g. page_size, cache_size, auto_vacuum). (check-in: e745da6b user: dan tags: branch-3.16) | |
| 20:00 | Ensure that sqlite3_column_count() returns 0 for the "set" mode of "get/set" PRAGMA statements that do not return a value in that case (e.g. page_size, cache_size, auto_vacuum). (check-in: 2f57939a user: dan tags: trunk) | |
| 19:32 | Ensure that sqlite3_column_count() returns 0 for the "set" mode of "get/set" PRAGMA statements that do not return a value in that case (e.g. page_size, cache_size, auto_vacuum). (Closed-Leaf check-in: 5c05d8ec user: dan tags: pragma-columncount-fix) | |
| 17:27 | Version 3.16.2 second release candidate (check-in: 285c5a54 user: drh tags: branch-3.16) | |
| 17:25 | Fix handling the case where a sub-query in a FROM clause is itself a UNION ALL, and one side of that UNION ALL is a query on a view that includes an ORDER BY. Fix for ticket [190c2507]. (check-in: ec1e85a6 user: dan tags: branch-3.16) | |
| 17:23 | Fix handling the case where a sub-query in a FROM clause is itself a UNION ALL, and one side of that UNION ALL is a query on a view that includes an ORDER BY. Fix for ticket [190c2507]. (check-in: 590ca83b user: dan tags: trunk) | |
| 15:50 | Version 3.16.2 release candidate (check-in: 9d8ffe13 user: drh tags: branch-3.16) | |
| 14:05 | Increase the version number to 3.16.2 (check-in: 9592cbcf user: drh tags: branch-3.16) | |
| 13:56 | Fix problems in trigger and foreign key handling when doing REPLACE on a WITHOUT ROWID table that has no secondary indexes. Fix for ticket [30027b613b4]. (check-in: 8a788594 user: drh tags: branch-3.16) | |
| 13:52 | Ensure that the sqlite3_value_text() interface returns a buffer that is long enough to hold the complete string plus the zero terminator even when the input is a zeroblob. Fix for a problem detected by OSS-Fuzz. (check-in: ca185808 user: drh tags: branch-3.16) | |
| 13:50 | Fix problems in trigger and foreign key handling when doing REPLACE on a WITHOUT ROWID table that has no secondary indexes. Fix for ticket [30027b613b4]. (check-in: 571f166e user: drh tags: trunk) | |
| 07:58 | Ensure that the sqlite3_value_text() interface returns a buffer that is long enough to hold the complete string plus the zero terminator even when the input is a zeroblob. Fix for a problem detected by OSS-Fuzz. (check-in: 2dc7eeb5 user: drh tags: trunk) | |
| 06:57 | Fix some problems with foreign key processing within REPLACE ops on WITHOUT ROWID tables with no triggers or auxiliary indexes. (Closed-Leaf check-in: c1220b1a user: dan tags: replace-fix) | |
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2017-01-04
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| 22:02 | Improved the comment on the block of code the provides the performance optimization originally added by check-in [925840cfdb]. The original check-in omitted condition 4, which was the cause of bug [30027b613b]. (check-in: c6506b82 user: drh tags: replace-fix) | |
| 20:13 | Possible fix for [30027b61]. There may still be problems surrounding foreign key processing. (check-in: 71ccb1f4 user: dan tags: replace-fix) | |
| 14:53 | Adjust filename creation in test_sqllog.c so that it uses leading zeros on counters, so that files appear in order when sorted lexicographically. (check-in: 8d670973 user: drh tags: trunk) | |
| 13:09 | Performance enhancements in the printf implementation. (check-in: 82e4001b user: drh tags: trunk) | |
| 04:18 | Factor constant functions out of the inner loop since they are more expensive than the extra OP_Copy needed to move the result into place. (check-in: 80ad317f user: drh tags: trunk) | |
| 04:10 | Clean up the implementation of constant function factorization. (Closed-Leaf check-in: 2ab997e4 user: drh tags: factor-constant-funcs) | |
| 01:07 | Attempt to factor out constant functions from the interior of table scans, since functions can often be expensive to compute. (check-in: 62e9270a user: drh tags: factor-constant-funcs) | |
| 00:26 | Changes to the printf implementation for better performance. (Closed-Leaf check-in: acdb8f6f user: drh tags: printf-optimization) | |
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2017-01-03
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| 21:57 | Use compiler intrinsic functions for signed integer math when overflow detection is needed. (check-in: d3ac32a6 user: drh tags: trunk) | |
| 21:50 | Back out the use of __sync_fetch_and_sub() as it does not appear to work. (Closed-Leaf check-in: 4c2efd42 user: drh tags: gnu-safe-math) | |
| 21:03 | Fix a typo in a comment. (check-in: ae087123 user: drh tags: gnu-safe-math) | |
| 20:01 | Use the CLANG_VERSION macro to control clang-specific features. (check-in: f8ebeec2 user: drh tags: gnu-safe-math) | |
| 18:27 | Version 3.16.1 (check-in: 979f0439 user: drh tags: release, version-3.16.1, branch-3.16) | |
| 18:05 | Use the GCC built-in __sync_fetch_and_sub() to make the sqlite3StatusDown() routine atomic, and thereby avoid some mutexing. (check-in: f69ce75b user: drh tags: gnu-safe-math) | |
| 17:33 | Make use of the __buildin_OP_overflow() functions from GCC when doing 64-bit signed integer arithmetic. (check-in: 82cbebb8 user: drh tags: gnu-safe-math) | |
| 16:03 | Bump the version number up to 3.16.1. (check-in: a60b60d6 user: drh tags: branch-3.16) | |
| 15:59 | Defer size checking on row-value assignments for when the RHS is a SELECT until after the "*" wildcards have been expanded. (check-in: 5c892938 user: drh tags: branch-3.16) | |
| 15:57 | Fix the row-values in UPDATE statements within TRIGGER problem identified by ticket [8c9458e7]. (check-in: bf984e98 user: drh tags: branch-3.16) | |
| 14:45 | Add the experimental affinity() SQL function when SQLITE_DEBUG is defined. (check-in: bed0eaa5 user: drh tags: trunk) | |
| 14:39 | Put the affinity() function implementation inside of #ifdef SQLITE_DEBUG. (Closed-Leaf check-in: f778f58a user: drh tags: affinity-sql-func) | |
| 14:30 | Merge all the latest changes from trunk. (check-in: c27cd8a8 user: drh tags: affinity-sql-func) | |
| 13:45 | Defer size checking on row-value assignments for when the RHS is a SELECT until after the "*" wildcards have been expanded. (check-in: 36944be6 user: drh tags: trunk) | |
| 11:59 | Fix a typo on a comment. No code changes. (check-in: abc27b60 user: drh tags: trunk) | |
| 08:11 | Add test cases for the fix in [f12ed3ce]. No problems discovered. (check-in: 548532fd user: dan tags: trunk) | |
| 02:58 | Improvements to the way vector assignment size checking is done. Size checks when the RHS is a SELECT are deferred until after "*" wildcards are expanded. (Closed-Leaf check-in: 696219b1 user: drh tags: vector-size-check) | |
| 01:24 | Fix the row-values in UPDATE statements within TRIGGER problem identified by ticket [8c9458e7]. (check-in: f12ed3ce user: drh tags: trunk) | |
| 00:27 | Improved assert()s on the sqlite3ExprListDup() logic for TK_SELECT_COLUMN. (Closed-Leaf check-in: 14da99d4 user: drh tags: rowvalue-update-trigger) | |
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2017-01-02
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| 23:43 | Test cases for the row-value UPDATE TRIGGER fix. (check-in: b9b96437 user: drh tags: rowvalue-update-trigger) | |
| 23:18 | Put an ALWAYS() on an unreachable branch in the sqlite3ExprListDup() routine. (check-in: 2caaaab5 user: drh tags: rowvalue-update-trigger) | |
| 22:36 | Proposed fix for the row-value TRIGGER UPDATE problem described in ticket [8c9458e7]. (check-in: 61a442ea user: drh tags: rowvalue-update-trigger) | |
| 19:10 | Increase the version number to 3.17.0 for the next release cycle. (check-in: 16415b5a user: drh tags: trunk) | |
| 19:02 | Provide the SQLITE_DEFAULT_LOOKASIDE compile-time option and make it's default value be 1200,100 (raised from 512,125 in the latest release). (check-in: 584da48f user: drh tags: trunk) | |
| 18:40 | Change SQLITE_DEFAULT_PCACHE_INITSZ from 100 to 20, which is experimentally determined to be slightly faster. (check-in: 12d9493c user: drh tags: trunk) | |
| 18:19 | Avoid unnecessary calls to sqlite3BtreeEnterAll() and sqlite3BtreeLeaveAll() when no btree is using shared-cache. (check-in: cfb31582 user: drh tags: trunk) | |
| 12:20 | Add the --all option to the wordcount test program. Fix the speedtest1 test program so that it builds on MSVC and so that the --lookaside 0 0 option works. (check-in: cb338f36 user: drh tags: trunk) | |
| 11:57 | Version 3.16.0 (check-in: 04ac0b75 user: drh tags: trunk, release, version-3.16.0) | |
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2017-01-01
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| 12:44 | Detect row-value comparison size mismatches even when the size of one operand is obscured by an unexpanded subquery. (check-in: 2c4d167c user: drh tags: trunk) | |
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2016-12-31
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| 21:55 | Add the --help and --all options to the wordcount test utility. (Closed-Leaf check-in: 18baeadf user: drh tags: wordcount-enhancement) | |
| 18:37 | In speedtest1.c, make the "--lookaside 0 0" option completely disable lookaside. (Closed-Leaf check-in: 52b99bcb user: drh tags: speedtest1) | |
| 14:33 | Minor #include change to speedtest1.c so that it will compile under MSVC. (check-in: 8c28fde0 user: drh tags: speedtest1) | |
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2016-12-30
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| 17:40 | Fix a crash that could occur following an OOM in the group_concat() function if the second argument is an SQLITE_BLOB value. (check-in: 14d855d2 user: dan tags: trunk) | |
| 15:16 | Strengthen the defense against OOM in the instr() SQL function. (check-in: a0971e71 user: drh tags: trunk) | |
| 14:25 | Add a test to ensure that the app-defined pcache xFetch() method is never passed a key of zero. (check-in: 0bdbe49c user: drh tags: trunk) | |
| 14:15 | Avoid passing NULL pointers to memcmp() or memcpy(), even when the "number-of-bytes" argument is passed 0. (check-in: 56ff72ab user: dan tags: trunk) | |
| 13:55 | Clarify the expectations for the behavior of the xFetch method on the sqlite3_pcache_methods object for the case when the key is zero. (Closed-Leaf check-in: b0810ac1 user: drh tags: pcache1-zero-page) | |
| 13:40 | Improved detection of zero page numbers in the page cache. (check-in: 5550e815 user: drh tags: pcache1-zero-page) | |
| 12:10 | Fix a harmless compiler warning in fuzzcheck.c (check-in: 2842bc60 user: drh tags: trunk) | |
| 12:06 | Disable the pagerAcquireMapPage() routine if memory-mapped I/O is disabled. This fixes a harmless compiler warning on OpenBSD. (check-in: 3e25ba6e user: drh tags: trunk) | |
| 00:09 | Encode a 64-bit integer literal in date.c as a constant expression so that it works on older compilers. Also fix a harmless compiler warning in vdbe.c. (check-in: f57952ba user: drh tags: trunk) | |