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392 check-ins using file tool/index_usage.c version 8fd515b975
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2019-03-08
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| 15:39 | Add the bgckpt.c extension to Makefile.in and Makefile.msc. (check-in: 3712d625d6 user: drh tags: wal2) | |
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2019-01-30
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| 12:15 | Fix another buffer overread in fts5 that may occur when accessing a corrupt database. (check-in: 760d14374d user: dan tags: trunk) | |
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2019-01-29
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| 19:17 | Merge enhancements from trunk. (check-in: 31efcc3775 user: drh tags: apple-osx) | |
| 16:54 | Fix harmless compiler warnings. (check-in: 9a93c68a76 user: drh tags: trunk) | |
| 16:47 | Load all the latest dbsqlfuzz finds into test/fuzzdata8.db. (check-in: e744d2dd93 user: drh tags: trunk) | |
| 16:41 | More robust handling of corrupt database file in the rebalance operation of the btree logic. (check-in: 97704cb7d2 user: drh tags: trunk) | |
| 16:34 | Avoid an integer overflow in the fts5 snippet() function triggered by a corrupt database record. (check-in: 7c862c4655 user: dan tags: trunk) | |
| 15:30 | Avoid a crash when the fts5 snippet() function (or similar) is used with a special query pattern, like '*id' or '*reads'. (check-in: 9d58a15737 user: dan tags: trunk) | |
| 11:42 | Fix a buffer overrun triggered by a merge operation on a corrupt fts5 database. (check-in: 7ee3cd5b2c user: dan tags: trunk) | |
| 02:37 | Set a low limit on the length of strings and blobs in the OSSFuzz module, in an effort to avoid timeouts when the fuzzer does things like "randomblob(1e12)". (check-in: 119d1609fa user: drh tags: trunk) | |
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2019-01-28
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| 19:06 | Fix the query planner so that it is able to use an index on a CAST expression. (check-in: 2c886f3d49 user: drh tags: trunk) | |
| 18:58 | Fix a performance regression caused by the previous commit. (Closed-Leaf check-in: c4db0ad12d user: drh tags: index-on-cast) | |
| 18:08 | Make indexes on CAST(...) expressions work. (check-in: 3ef711d98f user: dan tags: index-on-cast) | |
| 16:50 | Fix a buffer overread in fts3 that could occur when accessing a corrupt database. (check-in: a9faf90339 user: dan tags: trunk) | |
| 13:27 | Do not assume that text parameters passed to fts4aux queries do not contain embedded nul characters. (check-in: df04859a99 user: dan tags: trunk) | |
| 11:54 | Add a new test case to fuzzdata8.db. (check-in: ce8e279a7d user: drh tags: trunk) | |
| 00:42 | Change the definition of the BtCursor.skipNext field so that it is undefined for states CURSOR_VALID and CURSOR_INVALID. (check-in: 6089d5dba7 user: drh tags: trunk) | |
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2019-01-27
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| 19:50 | Improvements to the ".eqp trace" command in the CLI so that it ensures that the schema has been read prior to activing the tracing feature, to avoid cluttering the output with a trace of the schema parse. (check-in: 42687d45aa user: drh tags: trunk) | |
| 02:45 | New test cases form dbsqlfuzz (check-in: 9cf8ebd141 user: drh tags: trunk) | |
| 02:41 | Window functions that can abort should indicate this, so that if they are used in DML statement, a statement journal will be used. (check-in: 0ea05a0eb9 user: drh tags: trunk) | |
| 01:11 | Update fuzzcheck so that with the --load-dbsql options it screens its inputs to ensure that they are valid dbsqlfuzz cases. Add new dbsqlfuzz finds to the test/fuzzdata8.db database. (check-in: 004f7d9bbe user: drh tags: trunk) | |
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2019-01-26
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| 23:34 | Ensure that the btree cursor is correctly set up prior to backing it up as part of a delete operation on a divider cell in an index. (check-in: a3ea1a822d user: drh tags: trunk) | |
| 21:05 | Fix a broken assert() in fts3. Also some test script issues causing failures with builds that do not support fts3. (check-in: d59567dda2 user: dan tags: trunk) | |
| 20:41 | Fix another typo in fts3_common.tcl causing test failures in builds that do not support fts3. (Closed-Leaf check-in: 773b598608 user: dan tags: rollback-abort) | |
| 20:35 | Fix a typo in fts3corrupt4.test causing it to fail if the build does not support fts3. (check-in: 5016303421 user: dan tags: rollback-abort) | |
| 19:09 | Fix a broken assert() in fts3. (check-in: b8dd2d67b5 user: dan tags: rollback-abort) | |
| 18:10 | If a write statement fails with OE_Abort, but there is no statement journal, roll the entire transaction back instead. (check-in: 75a8ed7a42 user: dan tags: rollback-abort) | |
| 17:47 | Fix "PRAGMA journal_mode" so that if it fails because there is a transaction open, it does not roll that transaction back. (check-in: 9f39cb5b81 user: dan tags: rollback-abort) | |
| 16:34 | Roll back the transaction if a write statement fails with OE_Abort but there is no open statement transaction. (check-in: d536be698d user: dan tags: rollback-abort) | |
| 15:40 | Add the ".eqp trace" command to the CLI when using SQLITE_DEBUG, as a convenient shorthand for "PRAGMA vdbe_debug=ON" but with automatic indentation feature for program listings provided by the CLI. (check-in: 626502faa1 user: drh tags: trunk) | |
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2019-01-25
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| 20:09 | Do not accidently truncate zeroblob values when doing an arithmetic operation. Fix for ticket [bb4bdb9f7f654b0bb9f34cfba]. (check-in: 13f6942eb0 user: drh tags: trunk) | |
| 19:29 | Reinitialize debugging information on registers of a trigger prior to each invocation of the trigger. This prevents false-positives from the sqlite3VdbeMemAboutToChange() test logic. (check-in: 98b3b97573 user: drh tags: trunk) | |
| 18:17 | Fix harmless compiler warnings. (check-in: 3ff220ad37 user: drh tags: trunk) | |
| 18:17 | Fix the assert_fts3_nc() macro so that it works for test builds that omit SQLITE_DEBUG. (check-in: b10df2b569 user: drh tags: trunk) | |
| 17:51 | Fix harmless compiler warnings in fuzzcheck (check-in: a825396657 user: drh tags: trunk) | |
| 17:26 | Fix a segfault that could follow an OOM when querying a table that has one or more columns with default values "true" or "false". (check-in: 202f9919c2 user: dan tags: trunk) | |
| 16:54 | Fix asan warnings in fts5 triggered by corrupt databases - passing NULL to memcmp, out-of-range left-shift values and signed integer overflow. (check-in: 93f8ec146d user: dan tags: trunk) | |
| 14:48 | Add an assert_fts3_nc() macro to fts3 - for assert() conditions that are only true when it is guaranteed that the fts3 database is not corrupt. (check-in: 3498908cd7 user: dan tags: trunk) | |
| 14:23 | Extend fuzzcheck so that it can process dbsqlfuzz cases. Add a collection of interesting dbsqlfuzz cases to the standard test suite. (check-in: e2991a7ecf user: drh tags: trunk) | |
| 14:16 | Fix the xFetch method of the "memdb" VFS (used by deserialize) so that it is robust against corrupt database file. (Closed-Leaf check-in: 2c1ef40e78 user: drh tags: dbsqlfuzz-in-fuzzcheck) | |
| 13:42 | Fix a couple of assert() statments in btree.c that could fail with corrupt databases. (check-in: 5eb5e8289f user: dan tags: trunk) | |
| 13:03 | In fuzzcheck, activate vdbe_debug for dbsqlfuzz cases when using the -vvvvv verbosity level or above. (check-in: 2e6f7c2ace user: drh tags: dbsqlfuzz-in-fuzzcheck) | |
| 04:43 | Improved automatic detection of dbsqlfuzz cases in fuzzcheck. (check-in: 1ef24e89c9 user: drh tags: dbsqlfuzz-in-fuzzcheck) | |
| 04:00 | Add the ability to process dbsqlfuzz cases in fuzzcheck and add an initial set of interesting dbsqlfuzz cases. (check-in: fb9074ff45 user: drh tags: dbsqlfuzz-in-fuzzcheck) | |
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2019-01-24
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| 17:41 | Fix a buffer overread in fts3 that could occur in a prefix query on a corrupted database. (check-in: d0d5689371 user: dan tags: trunk) | |
| 16:51 | While PRAGMA full_column_names is off (the default) do not make changes to the short_column_names pragma when computing the column names for subqueries. (Leaf check-in: 718ead555b user: drh tags: literal-column-names) | |
| 16:27 | Fix a problem with running ALTER TABLE on a schema that contains expressions of the type "col IN ()" (empty set on RHS of IN operator). (check-in: 2d9cd06715 user: dan tags: trunk) | |
| 16:07 | Omit deprecated PRAGMAs when compiling with the -DSQLITE_OMIT_DEPRECATED option. (check-in: 008112bcef user: drh tags: trunk) | |
| 15:51 | Make sure the column name flags are restored correctly after an error inside of sqlite3ResultSetOfSelect(). (check-in: b1601db7ad user: drh tags: trunk) | |
| 15:16 | Fix a potential problem with "INSERT INTO ... SELECT * FROM" (or VACUUM) statements on a corrupted database. (check-in: db4b4c2c1e user: dan tags: trunk) | |
| 14:16 | Change a integer variable in sqlite3VdbeRecordUnpack() to unsigned in order to avoid any possibility of an integer overflow. (check-in: 1b536f6fd8 user: drh tags: trunk) | |
| 13:36 | Use memmove() instead of memcpy() in a place where buffers might overlap if the database file is badly corrupted, to prevent warnings from ASAN and valgrind. (check-in: 65ad6c55f1 user: drh tags: trunk) | |
| 04:44 | Remove an unreachable branch. (check-in: 4c976f1713 user: drh tags: trunk) | |
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2019-01-23
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| 20:31 | Fix an assert() in vdbemem.c that could fire if the database was corrupt. (check-in: a70958cd7d user: dan tags: trunk) | |
| 19:50 | Fix a problem with renaming a table within a schema that contains a composite query that uses a column alias as an ORDER BY term. (check-in: 2ca6b8f84e user: dan tags: trunk) | |
| 19:25 | Stricter enforcement of cell sizes when doing balancing operations on the btree, in order to catch file corruption sooner. (check-in: 12713f320b user: drh tags: trunk) | |
| 19:17 | Fix another fts5 crash that can occur if the database is corrupted. (check-in: 44ce8baa47 user: dan tags: trunk) | |
| 16:59 | Fix problems with sub-selects in WINDOW definitions. Also rename-column operations when the column being renamed appears in a WINDOW definition that is part of a VIEW or TRIGGER. (check-in: 0387cb3add user: dan tags: trunk) | |
| 12:19 | Fix a buffer overwrite triggered by a prefix query on a corrupt fts5 table. (check-in: 1d8172a94b user: dan tags: trunk) | |
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2019-01-22
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| 21:17 | Fix a buffer overrun that could occur in fts5 if a prefix query is made on a corrupt database. (check-in: 1abc441564 user: dan tags: trunk) | |
| 20:18 | Do not run shmlock.test as part of the journaltest permutation. (check-in: 5b7d0c784e user: dan tags: trunk) | |
| 16:44 | Use _strdup() instead of strdup() on Windows builds of the CLI, to avoid a compiler warning reported on the mailing list. (check-in: a7126a4f4f user: drh tags: trunk) | |
| 16:43 | Fix the SQLITE_DESERIALIZE_READONLY feature so that it does not cause an assertion fault in the pager. (check-in: b9eccef782 user: drh tags: trunk) | |
| 16:11 | Update dbfuzz2 to set a maximum database size of 100MiB by default, but with the new --max-db-size N option to change that limit. (check-in: 21d6bb78ef user: drh tags: trunk) | |
| 16:06 | Enhancements to deserialize: (1) Add the SQLITE_FCNTL_SIZE_LIMIT file control to set a maximum size for an in-memory database, defaulting to SQLITE_MEMDB_DEFAULT_MAXSIZE or 1GiB. (2) Honor the SQLITE_DESERIALIZE_READONLY flag. (3) Enhance the TCL interface to support -maxsize N and -readonly BOOLEAN. (4) Add the --maxsize option to the ".open" command and on the command-line for the CLI. (check-in: 30f08d5888 user: drh tags: trunk) | |
| 13:45 | Make sure cursors are opened on all indexes for an UPDATE OR REPLACE regardless of whether or not the indexes are partial or contain columns that might need to be updated. (check-in: e148cdad35 user: drh tags: trunk) | |
| 12:21 | Fix another segfault caused by a corrupt fts3 database. (check-in: ba3b841272 user: dan tags: trunk) | |
| 02:34 | Ensure that a key comparison does not read a collating sequence past the end of the KeyInfo, even if the key field of an index is corrupted by having a string in the last column instead of the ROWID. (check-in: 058a8006dc user: drh tags: trunk) | |
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2019-01-21
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| 23:18 | Enhance the btree search routine so that it does early detection of impossibly large keys and thereby avoids a large malloc() call. (check-in: 3ecaaee69f user: drh tags: trunk) | |
| 17:57 | Avoid deferencing a freed pointer following an OOM or SQLITE_CORRUPT error in the fts3 xDestroy method. (check-in: 505ed9a478 user: dan tags: trunk) | |
| 16:12 | Remove a faulty assert() from fts3. (check-in: 6c33a303eb user: dan tags: trunk) | |
| 16:01 | Make sure the extra bytes allocated for the saved cursor position by check-in [160b1e31c0f27257] are initialized to zero. (check-in: 2737564929 user: drh tags: trunk) | |
| 14:55 | Add the --memtrace option to the CLI. (check-in: a1e12fa2a8 user: drh tags: trunk) | |
| 14:49 | Minor fix the fallocate.test module change from [7cd56cad5efead5] (check-in: 94fb7a4700 user: drh tags: trunk) | |
| 13:47 | Add the --max-data and --max-as options to dbfuzz2. Also cause dbfuzz2 to show its maximum RSS size upon exit in standalone mode with the -v option. (check-in: 7ce93e824a user: drh tags: trunk) | |
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2019-01-20
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| 00:03 | Add the --max-stack option to dbfuzz2. (check-in: c11ae4fed8 user: drh tags: trunk) | |
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2019-01-19
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| 15:55 | Avoid a division-by-zero error in fts5 caused by a corrupt database. (check-in: 928e622178 user: dan tags: trunk) | |
| 15:27 | Remove a broken assert() triggered by a "PRAGMA max_page_count = N" invocation, where N is larger than the number of pages in the database image, but smaller than the number of pages in the database file. (check-in: 7cd56cad5e user: dan tags: trunk) | |
| 14:07 | Fix a problem with using ALTER TABLE to rename a table or column when the database schema contains a trigger or view that itself contains an expression "<column> AND 0". (check-in: 908ff7fffa user: dan tags: trunk) | |
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2019-01-18
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| 21:17 | Fix a memory leak introduced by [55c5d72a]. (check-in: fbd681dce2 user: dan tags: trunk) | |
| 21:12 | Fix a crash in the fts5vocab module caused by including a "term < NULL" term in a WHERE clause. (check-in: 9e717c4377 user: dan tags: trunk) | |
| 21:03 | Fix an infinite loop caused by a corrupt database in fts3. Also an undefined left-shift in fts5. (check-in: 55c5d72af9 user: dan tags: trunk) | |
| 20:15 | Avoid passing a NULL pointer to memcpy in fts5, even if the database is corrupt. (check-in: acccc9808f user: dan tags: trunk) | |
| 19:33 | Typecasts added to the GeoPoly extension to avoid harmless UBSAN warnings. (check-in: a1f6a093ac user: drh tags: trunk) | |
| 19:26 | Fix problems causing undefined left-shift operations in the fts3 snippet() function. (check-in: b90dbaed30 user: dan tags: trunk) | |
| 18:52 | Avoid integer overflow when computing the array of a bounding box with the rtree_i32 virtual table. (check-in: b352f1590d user: drh tags: trunk) | |
| 17:53 | Handle oversize floating point values carefully when converting to integers for the '%' binary operator. (check-in: 048add13fc user: drh tags: trunk) | |
| 16:06 | Fix a fairly obscure problem allowing an "ALTER TABLE RENAME col TO ..." statement to modify the schema in such a way as to break a reference within a trigger program. (check-in: 64bec9e621 user: dan tags: trunk) | |
| 14:53 | Use the full 64-bit integer value in the argument to randomblob(). (check-in: 05df5f7aea user: drh tags: trunk) | |
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2019-01-17
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| 20:19 | Disable the xfer-optimization if the two tables have the same root page due to schema corruption. (check-in: f31b3bd2a6 user: drh tags: trunk) | |
| 20:06 | Fix another corruption related crash in fts5. (check-in: 4538d9afe4 user: dan tags: trunk) | |
| 19:33 | Add the SQLITE_ENABLE_EARLY_CURSOR_CLOSE compile-time option which causes read cursors to be closed after their usefulness ends during a two-pass UPDATE. (check-in: 7def6c8edd user: drh tags: trunk) | |
| 19:11 | Fix a buffer overwrite that could occur when running an fts5 prefix query against a corrupt database. (check-in: 3910b5639d user: dan tags: trunk) | |
| 17:39 | Fix problems with joining two or more fts5_vocab tables that access the same underlying fts5 table. (check-in: 49956395e1 user: dan tags: trunk) | |
| 15:47 | Sync up with the latest enhancements on trunk. (check-in: 475a179a27 user: drh tags: apple-osx) | |
| 15:40 | Revamp the SrcList allocator routines to be methods of Parse instead of being methods of the "sqlite3" object, so that they can leave better error messages when the SrcList object grows too large. (check-in: df08d472b0 user: drh tags: trunk) | |
| 14:34 | Limit the size of SrcList objects to 200 entries (compile-time configurable using -DSQLITE_MAX_SRCLIST=n). The maximum number of tables in a join has always been 64, so this is not a real constraint on capability. Limiting the size of a SrcList prevents DOS attacks (discovered by OSSFuzz) using crazy nexted CTE joins. (check-in: 7cac614d5d user: drh tags: trunk) | |
| 04:40 | Fix a corner-case for the logic that cause an insert of a NULL into an INTEGER PRIMARY KEY column to be converted into a valid integer key, when the NULL results from a CASE expression that lacks an ELSE clause. (check-in: 9a425051e7 user: drh tags: trunk) | |
| 03:43 | Ensure that the variable-length integer decoder in FTS3 never tries to left-shift a negative number. (check-in: 10ffc1fe00 user: drh tags: trunk) | |
| 01:06 | Fix a failure in sqlite3ExprCompare() (check-in: 835e2cc55f user: drh tags: trunk) | |
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2019-01-16
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| 20:48 | Fix a problem with fix [b4b57413]. (check-in: ca7b7aaed0 user: dan tags: trunk) | |
| 19:44 | Fix a problem in the fts3 matchinfo() function with corrupt database handling. (check-in: 24ed5fb6ae user: dan tags: trunk) | |
| 19:26 | Fix a problem in the code generator for sorting results with SRT_EphemTab and a LIMIT clause. (check-in: 49fcde2f1f user: drh tags: trunk) | |
| 14:58 | Fix a problem with renaming a column that is used as part of an ORDER BY on a compound SELECT within a database view or trigger. (check-in: b4b5741366 user: dan tags: trunk) | |
| 12:05 | Avoid a dangling pointer comparison when renaming a table that has a trigger that itself contains a window function with an (illegal) column reference in a FOLLOWING expression. (check-in: d45bee36f2 user: dan tags: trunk) | |
| 11:38 | Fix a memory leak that could occur in fts3 when handling a corrupt database. (check-in: 65cebb06a0 user: dan tags: trunk) | |
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2019-01-15
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| 20:51 | Fix a problem with ALTER TABLE and vector assignments in UPDATE statements within triggers. (check-in: cc6cd7531f user: dan tags: trunk) | |
| 18:14 | Handle SQL NULL values without crashing in the fts5 snippet() and highlight() functions. (check-in: a5e9cc794f user: dan tags: trunk) | |
| 16:14 | Fix a buffer overread in fts3 caused by a corrupt record. (check-in: e54efd60c2 user: dan tags: trunk) | |
| 15:18 | Have fts5 reject attempts to insert a non-integer, non-null value into a rowid column with SQLITE_MISMATCH. (check-in: 4a9483f81e user: dan tags: trunk) | |
| 14:44 | Fix a harmless memory leak in the Lemon parser generator utility program. (check-in: 1caff0fb0b user: drh tags: trunk) | |
| 14:31 | Fix a problem triggered by DELETE statements with WHERE clauses that use the OR-optimization on some virtual tables. (check-in: ecf5caa7e9 user: dan tags: trunk) | |
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2019-01-14
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| 20:44 | Add scalar function "prefix_length()" to ext/misc/prefixes.c. (check-in: 0bf1550507 user: dan tags: trunk) | |
| 19:13 | Fix a problem causing some Tcl test cases to fail with errors like "expected: [<multiline-whitespace>], got: []". (check-in: 11b8a4cba7 user: dan tags: trunk) | |
| 16:16 | Add the "prefixes" table-valued function in the ext/misc folder. (check-in: f0fd2163fc user: drh tags: trunk) | |
| 15:35 | Fix a problem causing a crash if an fts5vocab table was created to query an fts3/4 FTS index. (check-in: 9cd64ce453 user: dan tags: trunk) | |
| 15:09 | Fix a problem with querying a corrupt fts3 database. (check-in: 65e50706a0 user: dan tags: trunk) | |
| 13:32 | When parsing a corrupt record using sqlite3VdbeRecordUnpack(), make sure that the resulting UnpackedRecord object is completely initialized, to avoid (harmless) MSAN warnings. (check-in: ddc3697efd user: drh tags: trunk) | |
| 11:56 | Have fts3 ignore empty sets of parenthesis if built with SQLITE_ENABLE_FTS3_PARENTHESIS. (check-in: c93c6b45a3 user: dan tags: trunk) | |
| 05:48 | Avoid reading off the front of a page buffer when balancing a corrupt btree page. (check-in: cb50509020 user: drh tags: trunk) | |
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2019-01-13
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| 20:23 | In dbfuzz2, avoid using a malloc in the LLVMFuzzerInitialize() initializer routine, so that no memory leaks are reported. Also, show the version of SQLite being used when the -v option is on. (check-in: 824f932469 user: drh tags: trunk) | |
| 20:17 | Relax the minimum size database file constraint on the dbtotxt utility program. (check-in: 97e723d746 user: drh tags: trunk) | |
| 20:17 | Improved detection of database corruption while balancing pages from an auto_vacuum database with overflow pages. Test cases in TH3. (check-in: 35f04235c4 user: drh tags: trunk) | |
| 00:58 | Move a local variable declaration into the outermost scope in which it is used. This fixes an ASAN warning. (check-in: ac3b6021d9 user: drh tags: trunk) | |
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2019-01-12
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| 21:30 | Prevent unsigned 32-bit integer overflow from leading to a buffer overread inside of an assert(). The problem fixed here is no reachable in production code. (check-in: 0f850a25d6 user: drh tags: trunk) | |
| 20:55 | Fix another problem with handling corrupt records in fts5_decode(). (check-in: 726e398b9d user: dan tags: trunk) | |
| 16:19 | Fix an off-by-one error on a Goto in the code generator, that only causes problems for a REPLACE on an INTEGER PRIMARY KEY in non-debug builds. Test case in TH3. (check-in: e35eb8776e user: drh tags: trunk) | |
| 14:58 | Fix a problem with corrupt database handling in the fts3 matchinfo() function. (check-in: 703646b1b5 user: dan tags: trunk) | |
| 00:45 | Improved detection of shadow table corruption in the fts5_decode() SQL function. (check-in: b74e5f3f30 user: drh tags: trunk) | |
| 00:12 | Improved shadow table corruption detection in the matchinfo() function of FTS3. (check-in: 567be3bb1e user: drh tags: trunk) | |
| 00:07 | Indicate that the database may be corrupt in the fts3corrupt4.test test script. (check-in: 473626d557 user: drh tags: trunk) | |
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2019-01-11
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| 23:08 | Use 64-bit APIs in the fileio.c extension. (check-in: b49d56a0fa user: drh tags: trunk) | |
| 21:34 | Fix a segfault in fts3 prompted by a corrupted database. (check-in: 2d7b1d1d41 user: dan tags: trunk) | |
| 19:27 | Fix another problem with corrupt databases in fts5. (check-in: 9bf811ea89 user: dan tags: trunk) | |
| 17:41 | Fix a problem handling a negative value in the "number-of-pages" database header field. Also a problem with running "REINDEX tbl" against a virtual table for which the SQL passed to sqlite3_declare_vtab() contains PRIMARY KEY or UNIQUE constraints. (check-in: 556dd8922f user: dan tags: trunk) | |
| 17:20 | Improved detection and reporting of errors in the readfile() extension SQL function. (check-in: d2f0b5a483 user: drh tags: trunk) | |
| 17:19 | Omit errors about missing SAVEPOINTs when aborting the .archive command in the CLI. (check-in: 2a47387ba6 user: drh tags: trunk) | |
| 16:44 | Improved detection of cell corruption in sqlite3VdbeRecordCompareWithSkip(). (check-in: fa47f4c658 user: drh tags: trunk) | |
| 15:26 | Merge documentation changes from branch begin-concurrent-wal2 into this branch. (check-in: cf8a0c71cf user: dan tags: begin-concurrent-pnu-wal2) | |
| 15:22 | Merge documentation changes from branch "begin-concurrent" into this branch. (Closed-Leaf check-in: 41e742bd0f user: dan tags: begin-concurrent-wal2) | |
| 15:06 | Add new documentation file begin_concurrent.md. (check-in: fdbf97e611 user: dan tags: begin-concurrent) | |
| 15:00 | Merge latest begin-concurrent-wal2 changes (documentation only). (check-in: d0ab56a3be user: dan tags: begin-concurrent-pnu-wal2) | |
| 14:59 | Merge latest wal2 changes (documentation only) into this branch. (check-in: 820ba1cc7e user: dan tags: begin-concurrent-wal2) | |
| 14:58 | Add new file doc/wal2.md to this branch. (check-in: b495dce153 user: dan tags: wal2) | |
| 14:46 | Fix PRAGMA integrity_check so that it does not cancel the PRAGMA vdbe_debug setting. (check-in: aaa3a19f8c user: drh tags: trunk) | |
| 14:38 | Add the --vdbe-debug command-line option to dbfuzz2. (check-in: 599b4df43c user: drh tags: trunk) | |
| 14:22 | Add the "dbfuzz2" target to main.mk. Remove an unused local variable from dbfuzz2.c. (check-in: 05c7609cfd user: drh tags: trunk) | |
| 13:32 | The keywords TRUE and FALSE should only act as boolean literal values if unquoted. (check-in: 5547f39de9 user: drh tags: trunk) | |
| 13:03 | Separate makefile targets for "dbfuzz2", "dbfuzz2-asan", and "dbfuzz2-msan". (check-in: ea119641a7 user: drh tags: trunk) | |
|
2019-01-10
| ||
| 19:26 | Fix a memory leak in fts5 that could occur if scalar function fts5_decode() was passed a corrupt record. (check-in: 240f1c0c92 user: dan tags: trunk) | |
| 18:35 | Fix a memory leak in fts5. (check-in: ff3b011f17 user: dan tags: trunk) | |
| 17:08 | Avoid use-after-free and double-free errors that could occur if an fts5 table is modified in certain ways while there are active cursors. (check-in: 3291b2a6fe user: dan tags: trunk) | |
| 15:17 | Fix further problems with fts5 handling corrupt databases. (check-in: 83c467d7af user: dan tags: trunk) | |
| 14:33 | More aggressive early detection of orphaned and malformed autoindexes when parsing the schema. (check-in: 10f9e39d6e user: drh tags: trunk) | |
| 13:56 | Use the new SQLITE_IDXTYPE_IPK values (3) on Index.idxType to indicate the fake INTEGER PRIMARY KEY index used during query planning. (check-in: e22d2f905f user: drh tags: trunk) | |
| 01:12 | Fix the fts3DecodeIntArray() function so that it will not read off the end of the buffer it is handed. Any unread integers are set to zero. (check-in: 666cf8f6b3 user: drh tags: trunk) | |
|
2019-01-09
| ||
| 21:12 | Fix an out-of-bounds read in SQL function fts5_decode() that could occur if it was passed a corrupt record. (check-in: 931278b257 user: dan tags: trunk) | |
| 14:49 | Adjustments to the page cache to try to avoid harmless TSAN warnings. (check-in: 383437be27 user: drh tags: trunk) | |
| 11:19 | Improved database corruption detection in the dbstat virtual table. (check-in: fc5ecc88f8 user: drh tags: trunk) | |
| 11:06 | Small simplification to the dbstat virtual table. (check-in: 9d4c156fa2 user: drh tags: trunk) | |
| 02:02 | Enhance the ALTER TABLE RENAME COLUMN feature so that it works on tables that have redundant UNIQUE and/or PRIMARY KEY constraints. Fix for ticket [bc8d94f0fbd633fd9a051e3] (check-in: f09aa3248e user: drh tags: trunk) | |
|
2019-01-08
| ||
| 20:02 | Use 64-bit math to compute the sizes of memory allocations in extensions. (check-in: ca67f2ec0e user: drh tags: trunk) | |
| 15:18 | Performance improvement on the instr() function, especially for large haystacks. (check-in: ce51f1a2b6 user: drh tags: trunk) | |
| 14:28 | Fix a possible memory leak when trying to UPDATE a corrupt RTREE index. (check-in: 63eb803dbc user: drh tags: trunk) | |
| 08:02 | Fix further problems with fts5 and corrupt databases causing integer overflow. (check-in: 673a7dd698 user: dan tags: trunk) | |
|
2019-01-07
| ||
| 16:52 | Fix another potential buffer overread in fts5. (check-in: d0e943d957 user: dan tags: trunk) | |
| 15:57 | For SQLITE_ENABLE_PREUPDATE_HOOK builds, disable the optimization for a REPLACE command on a WITHOUT ROWID table with no indexes, triggers or foreign key constraints that causes SQLite to clobber any existing row without separately checking for it. This optimization causes SQLite to omit the expected pre-update-hook callbacks. (check-in: 6281ef974c user: dan tags: trunk) | |
|
2019-01-06
| ||
| 02:06 | The page size becomes fixed as soon as page1 from a non-empty database file is read. (check-in: 6064584d57 user: drh tags: trunk) | |
| 01:46 | Give symbolic names to the special prepared statements used to implement incremental blob I/O. (Leaf check-in: 2a1cc6327a user: drh tags: named-blob-I/O) | |
|
2019-01-05
| ||
| 21:56 | Add the exprNodeCopy() routine that will safely memcpy() an Expr node that might be a size-reduced node. (check-in: a874c64996 user: drh tags: trunk) | |
| 21:09 | If the OP_ParseSchema opcode with a non-NULL P4 operand does not parse any rows out of the sqlite_master table, that indicates that the sqlite_master table is corrupt, so raise an SQLITE_CORRUPT error. (check-in: 598d7358e7 user: drh tags: trunk) | |
| 07:17 | Fix two more problems with corrupt database handling in fts5. (check-in: 444c7c99be user: dan tags: trunk) | |
|
2019-01-04
| ||
| 23:39 | Give a meaningful error on an attempt to use UPSERT on a virtual table, rather than simply not working. (check-in: fa98748f95 user: drh tags: trunk) | |
| 19:39 | Fix the experimental sqlite3_wal_info() API so that it works with wal2 mode. (check-in: 079daedbe4 user: dan tags: begin-concurrent-pnu-wal2) | |
| 19:25 | Add the "-external" option to the tserver_test.tcl program.. (check-in: ae7c5ed15d user: dan tags: begin-concurrent-pnu-wal2) | |
| 17:12 | Update the "tserver" program to report the amount of time spent in COMMIT commands. (check-in: cf494b412c user: dan tags: begin-concurrent-pnu-wal2) | |
| 14:29 | If the ".open" command fails in the CLI, reopen to :memory: so that at least some database is available for subsequent commands. (check-in: d7f55c62c3 user: drh tags: trunk) | |
| 12:46 | Remove debugging pragmas accidently left in by a prior change. (check-in: 26275fc7e8 user: drh tags: trunk) | |
| 12:35 | Fix a typo in a comment used to generate documentation. No functional changes. (check-in: ccc4f7424b user: drh tags: trunk) | |
| 11:20 | Fix another fts5 assert() that may fail if the database is corrupt. (check-in: 0888fc2e88 user: dan tags: trunk) | |
|
2019-01-03
| ||
| 19:12 | Fix some problems with sqlite3_interrupt() handling in fts5. (check-in: c0eb839a3c user: dan tags: trunk) | |
| 16:03 | Fix the csv01.test module so that it works on systems with \r\n line endings. (check-in: 36eaf5a5e5 user: drh tags: trunk) | |
| 16:00 | Fix the shmlock.test script so that it works with the Windows restriction that UnlockFile must exactly correspond to a prior LockFile. (check-in: df939c89fa user: drh tags: trunk) | |
| 15:22 | Fix a harmless compiler warning in the CSV extension. (check-in: fbcd72565f user: drh tags: trunk) | |
| 15:17 | Fix a problem with the second and subsequent sqlite3rbu_savestate() calls made on an RBU vacuum handle. (check-in: bef216dfa1 user: dan tags: trunk) | |
| 00:44 | Fix the geopoly_svg() function so that it returns NULL when given zero arguments. (check-in: 120cb17683 user: drh tags: trunk) | |
|
2019-01-02
| ||
| 23:49 | Fix harmless compiler warnings in the unicode2 logic of FTS3 and FTS5. (check-in: 703029ac6d user: drh tags: trunk) | |
| 19:46 | Merge changes from begin-concurrent-wal2. Also modify the unix-excl shm-locks on this branch so that it is not an error to attempt to release an EXCLUSIVE lock that is not held. (check-in: 86685679b4 user: dan tags: begin-concurrent-pnu-wal2) | |
| 17:08 | Reinstate assert() statements in os_unix.c that were removed to allow wal-mode SHARED locks to be taken over more than one locking slot (this branch no longer does that, so the assert() statements can go back in). (check-in: fcb7348ba1 user: dan tags: begin-concurrent-wal2) | |
| 17:00 | Reinstate assert() statements in os_unix.c that were removed to allow wal-mode SHARED locks to be taken over more than one locking slot (this branch no longer does that, so the assert() statements can go back in). (check-in: 8445fb6d5d user: dan tags: wal2) | |
| 16:30 | Merge latest wal2 changes into this branch. (check-in: c31eeb3c87 user: dan tags: begin-concurrent-wal2) | |
| 16:15 | Merge latest trunk changes into this branch. (check-in: 87ef68f917 user: dan tags: wal2) | |
| 16:08 | Merge latest trunk changes into this branch. (check-in: 5bf212f1a7 user: dan tags: begin-concurrent) | |
| 16:01 | Add another test case to vacuum-into.test. (check-in: 0465d2fc0d user: dan tags: trunk) | |
| 15:27 | Add test cases for commit [6c6fb1c6]. (check-in: 3961995cb5 user: dan tags: trunk) | |
| 14:34 | Raise an error if the argument to VACUUM INTO is an identifier. (check-in: 6c6fb1c6ea user: drh tags: trunk) | |
|
2019-01-01
| ||
| 19:17 | Fix another fts5 problem caused by a corrupt database. (check-in: 911342f751 user: dan tags: trunk) | |
| 18:00 | Ensure that when a new cursor is opened by OP_OpenDup, any existing cursor with the same id opened by a previous OP_OpenDup is closed first. (check-in: 5c188361a9 user: dan tags: trunk) | |
| 13:59 | Fix another case in fts5 where a corrupt database could cause a buffer overread. (check-in: f7e6cdc562 user: dan tags: trunk) | |
|
2018-12-31
| ||
| 21:43 | Fix harmless compiler warnings. (check-in: b57c545a38 user: drh tags: trunk) | |
| 20:39 | Additional steps to help ensure that scalar subqueries are only evaluated once even if they are used in multiple places within the query. This fixes a performance regression reported on the mailing list and caused by check-in [531eca6104e41e43] which was a fix for ticket [787fa716be3a7f650c]. Think of this check-in as an improved fix for that ticket. (check-in: e130319317 user: drh tags: trunk) | |
| 20:13 | Remove an optimization that can no longer occur, being superceded by the subquery-reuse optimization. Put an assert in place of the optimization to detect if the need for this optimization ever returns. (Closed-Leaf check-in: 4fcdc7a293 user: drh tags: reuse-subqueries) | |
| 18:30 | Merge enhancements and bug fixes from trunk. (check-in: 9fb646f29c user: drh tags: reuse-subqueries) | |
| 17:58 | Small changes to the OP_OpenEphemeral opcode to improve testability. (check-in: f856676c84 user: drh tags: trunk) | |
| 16:36 | Fix the OP_OpenEphemeral opcode in the bytecode engine so that if it is called a second or subsequent time, it merely clears the existing table rather than creating a new one. Proposed fix for ticket [d0866b26f83e9c55e30de0821f5d]. (check-in: 4678cb1044 user: drh tags: trunk) | |
|
2018-12-29
| ||
| 20:47 | Merge latest begin-concurrent changes with this branch. (check-in: 1625887c02 user: dan tags: begin-concurrent-wal2) | |
| 20:42 | Fix a problem causing a corrupt pager-cache if an OOM or IO error was encountered while committing a concurrent transacation. (check-in: 48ca30f9d7 user: dan tags: begin-concurrent) | |
| 16:34 | Increase coverage provided by permutation "coverage-wal" on this branch. (check-in: f664f940a7 user: dan tags: begin-concurrent-wal2) | |
| 14:23 | Additional small performance increase and size reduction to the sqlite3VdbeMakeLabel() mechanism. (check-in: 1bdee199a7 user: drh tags: trunk) | |
| 02:26 | A new implementation of sqlite3VdbeMakeLabel() is faster and makes fewer memory allocations by deferring memory allocation until sqlite3VdbeResolveLabel() is called, at which point the code generator has a better idea of how big the relocation table needs to be. The sqlite3VdbeMakeLabel() routine now takes a Parse* parameter instead of Vdbe*. (check-in: 4a0929ac76 user: drh tags: trunk) | |
|
2018-12-28
| ||
| 21:40 | Merge performance enhancements and other patches. (Leaf check-in: 44e1b55aab user: drh tags: factor-out-scalar-subselect) | |
| 21:32 | Merge performance enhancements from trunk. (check-in: 0f1b9ff9e1 user: drh tags: reuse-subqueries) | |
| 20:48 | Faster allocation of new sqlite3_stmt objects. (check-in: 891f1f7218 user: drh tags: trunk) | |
| 20:14 | Move the nOpAlloc field from Parse into Vdbe to avoid an extra pointer deference on the fast path in sqlite3VdbeAddOp3(). (check-in: 8f10efc29d user: drh tags: trunk) | |
| 19:23 | Merge patches and enhancements from trunk. (check-in: da53f3d3ff user: drh tags: reuse-subqueries) | |
| 18:09 | Fix another problem with loading the structure record from a corrupt fts5 database. (check-in: c4d44542d2 user: dan tags: trunk) | |
| 17:45 | Fix a problem causing the sqlite_master entry corresponding to a virtual table to be removed by a DROP TABLE even if the call to the vtabs xDestroy() method failed. (check-in: 0140f6dbfb user: dan tags: trunk) | |
| 16:20 | Add new test file wal2rollback.test to this branch. (check-in: 85a376fc6c user: dan tags: wal2) | |
| 14:33 | Avoid an undefined left-shift operation in fts5 caused by malformed utf-8 text. (check-in: c3a3a11194 user: dan tags: trunk) | |
| 13:57 | Fix a buffer overwrite in fts5 triggered by a corrupt database. (check-in: a385298df2 user: dan tags: trunk) | |
| 07:37 | Fix problems in fts5 found by ASAN. (check-in: c564bf8701 user: dan tags: trunk) | |
|
2018-12-27
| ||
| 20:12 | Fix another problem with corrupt database handling in fts5. (check-in: fb0d7fba07 user: dan tags: trunk) | |
| 17:11 | Merge latest wal2 changes with this branch. (check-in: ea96001e80 user: dan tags: begin-concurrent-wal2) | |
| 16:55 | Modify the btree02.test module so that it does not depend on whether TCL interprets a value as a string or as an integer. (check-in: d9e4f95746 user: drh tags: trunk) | |
| 16:49 | Increase test coverage of wal.c provided by permutation "coverage-wal" on this branch. (check-in: 2f7f893a70 user: dan tags: wal2) | |
| 15:36 | Fix another problem in fts5 caused by a corrupt schema record. (check-in: ff45f9dd69 user: dan tags: trunk) | |
| 13:52 | Fix the filename normalization in the dbtotxt utility program. (check-in: 29a00a05dd user: drh tags: trunk) | |
| 07:46 | Fix a null-pointer dereference that could occur in fts5 with a corrupt database. (check-in: b0a49d5e6d user: dan tags: trunk) | |
| 02:16 | Fix a problem in which nested CTEs with the same table name trick the code generator into thinking they are the same CTE, which then tries to use the manifest them both into the same transient table. (check-in: 202dd03301 user: drh tags: trunk) | |
| 00:30 | In the treeview debugging output, provide additional details for the Table object associated with each FROM clause term. (check-in: 11d4682d2e user: drh tags: trunk) | |
|
2018-12-26
| ||
| 20:42 | Improve testing of the wal.c changes on this branch. (check-in: 63483e22c7 user: dan tags: wal2) | |
| 19:10 | Merge latest trunk changes with this branch. (check-in: 404f9d99d3 user: dan tags: wal2) | |
| 18:34 | Update the coverage-wal permutation to cover branches enabled by SQLITE_ENABLE_SNAPSHOT. (check-in: 6821c61f1d user: dan tags: trunk) | |
| 17:49 | Add a few more test cases to walvfs.test. (check-in: 14a64df36e user: dan tags: trunk) | |
| 16:57 | Avoid an "uninitialized value read" problem in fts5 that can occur with a corrupt database. (check-in: 6cae81cd1f user: dan tags: trunk) | |
| 16:04 | Fix a problem with handling corrupt databases in the fts5 integrity-check function. (check-in: 9bad745d37 user: dan tags: trunk) | |
| 15:04 | Here is the beginnings of an effort to factor out the implementation of scalar subqueries to be implemented as subroutines at the end of the main body of bytecode, after the jump back to the OP_Init opcode. This is an incremental check-in that contains only preliminary changes. (check-in: 50e5f390fb user: drh tags: factor-out-scalar-subselect) | |
| 14:15 | Fix a problem with corrupt fts3 database detection introduced by [95a9a39f]. (check-in: c80bb15b44 user: dan tags: trunk) | |
| 12:50 | Fix a problem with the CSV extension when it uses the "header" option on a real file. (check-in: 7acaed08f9 user: drh tags: trunk) | |
|
2018-12-25
| ||
| 11:17 | Fix a typo in a comment that is used to generate session documentation. (check-in: a1f50d57ce user: drh tags: trunk) | |
| 00:15 | Increase the number of parameters to sqlite3WhereCodeOneLoopStart() to encourage the compiler to inline that routine within sqlite3WhereBegin(). This gives a performance improvement. (check-in: 3c2ad0e915 user: drh tags: reuse-subqueries) | |
|
2018-12-24
| ||
| 20:21 | Improvements to EXPLAIN QUERY PLAN formatting. The MULTI-INDEX OR now shows a separate "INDEX" subtree for each index. SCALAR SUBQUERY entries provide a subquery number that is related back to the .selecttrace output. (check-in: 7153552bac user: drh tags: reuse-subqueries) | |
| 20:00 | Add a few more test cases to walfault2.test and walvfs.test. (check-in: 3873941c4f user: dan tags: trunk) | |
| 19:59 | Change another fts5 assert() that may fail with a corrupt database to an assert_nc(). (check-in: d9653380c4 user: dan tags: trunk) | |
| 18:51 | Add test cases to test file walvfs.test. (check-in: d697f6f3ca user: dan tags: trunk) | |
| 18:10 | Always include OP_Explain opcodes in the bytecode when SQLITE_DEBUG is enabled. (check-in: d8c1235c02 user: drh tags: trunk) | |
| 15:22 | Copy some extra test infrastructure from the mutexfree-shmlock branch to trunk. (check-in: 883337ffdb user: dan tags: trunk) | |
| 15:15 | Merge latest trunk with this branch. (Leaf check-in: 606b1ead24 user: dan tags: mutexfree-shmlock) | |
| 14:30 | Restore a line of code that was previously commented out for debugging. (check-in: e53781f5bd user: drh tags: reuse-subqueries) | |
| 13:34 | Change the way a comparison used to detect corrupt databases in fts3 is done to avoid potential pointer overflow in 32-bit builds. (check-in: 95a9a39ff7 user: dan tags: trunk) | |
| 12:09 | Do not generate subroutines for non-static SELECT and EXISTS expressions. Fix up some test cases to account for the minor changes in EXPLAIN QUERY PLAN output. (check-in: 06de44ec9e user: drh tags: reuse-subqueries) | |
| 11:55 | Prevent the use of subroutines to implement the RHS of IN operators within CHECK constraints. (check-in: 6b24d3fb94 user: drh tags: reuse-subqueries) | |
| 02:34 | Experimental code that tries to put the computation of subqueries inside a subroutine, and reuse that subroutine if the same subquery is evaluated more than once. Current code does not work for CHECK constraints. (check-in: 6c44838adb user: drh tags: reuse-subqueries) | |
|
2018-12-23
| ||
| 21:27 | Split the code generation for the RHS of IN operators and for SELECT and EXISTS expressions into two separate subroutines, because there is now little commonality between those to functions. This is intended to help make the code easier to read and maintain. (check-in: 2b6494b150 user: drh tags: trunk) | |
|
2018-12-22
| ||
| 20:32 | Improve the coverage of wal.c provided by the "coverage-wal" test permutation. (check-in: 6231485114 user: dan tags: trunk) | |
| 19:54 | Catch another case of a corrupted structure record in fts5. (check-in: fb17fea4b9 user: dan tags: trunk) | |
| 19:09 | Change a faulty assert() in fts5 that could fail on a corrupt db to an if() statement. (check-in: 1daaba9fb4 user: dan tags: trunk) | |
| 16:14 | Fix one more instance of excess whitespace in test result strings. (check-in: c064964deb user: drh tags: trunk) | |
| 15:50 | Enhance the wal2 header comment in wal.c to explain how the wal-hook is invoked in wal2 mode. (check-in: 118aa7e32a user: dan tags: wal2) | |
| 15:46 | Remove unnecessary whitespace from testcase result strings. (check-in: ad70f03ced user: drh tags: trunk) | |
| 15:21 | Fix an assert() in fts5 that could fail with a corrupt database. (check-in: 83935b9506 user: dan tags: trunk) | |
| 13:34 | Fix a "jump or move depends on uninitialized value" valgrind error that could occur in fts5 when dealing with a corrupt database. (check-in: 3518c09b94 user: dan tags: trunk) | |
| 09:39 | Avoid a left-shift of a negative value (undefined behaviour) when dealing with a corrupt database in fts3. (check-in: b851d12474 user: dan tags: trunk) | |
| 07:16 | Fix cut-and-paste error in test file fts4umlaut.test. (check-in: cad5da1bf5 user: dan tags: trunk) | |
| 01:13 | Do not all REPLACE to sneak a NULL value into a NOT NULL column. Detect that situation and ABORT instead. Fix for ticket [e6f1f2e34dceeb1ed61531c7e98]. (check-in: db8d1d12f5 user: drh tags: trunk) | |
| 00:34 | The OP_Eq and OP_Ne operators have a special P5 value SQLITE_NOTNULL that asserts that the values are not null. Except that is not always true for a corrupt database. Adjust the assert() and add a testcase() to make this point clear. (check-in: a3fdb2c78d user: drh tags: trunk) | |
|
2018-12-21
| ||
| 22:11 | Update the dbtotxt utility program so that it does not output characters that are special to TCL, thus making the output of dbtotxt easier to insert into test scripts. (check-in: 48438bb35b user: drh tags: trunk) | |
| 22:08 | Improved detection of shadow table corruption in RTREE. (check-in: b39bf4356e user: drh tags: trunk) | |
| 20:18 | Add new sqlite3_prepare_v3() flag SQLITE_PREPARE_NO_VTAB, for preparing statements that are not allowed to use any virtual tables. Use this to prevent circular references in triggers on virtual table shadow tables from causing resource leaks. (check-in: da587d1857 user: dan tags: trunk) | |
| 19:55 | Use SQLITE_PREPARE_NO_VTAB in rtree as well. (Closed-Leaf check-in: 82a2ae7132 user: dan tags: prepare-no-vtab) | |
| 19:30 | Add tests for the use of SQLITE_PREPARE_NO_VTAB in fts5. (check-in: 1999612010 user: dan tags: prepare-no-vtab) | |
| 19:29 | Add new sqlite3_prepare_v3() flag SQLITE_PREPARE_NO_VTAB, for preparing statements that are not allowed to use any virtual tables. Use this to prevent circular references in triggers on virtual table shadow tables from causing resource leaks. (check-in: 25666e3d03 user: dan tags: prepare-no-vtab) | |
| 18:51 | In FTS3, avoid calling memcpy() with a NULL source pointer, even if the transfer amount is zero bytes. (check-in: 1abb83d29a user: drh tags: trunk) | |
| 18:50 | The fts4umlaut.test module requires FTS5, so do not try to run it without that module. (check-in: dee3ae9001 user: drh tags: trunk) | |
| 18:17 | Fix the node hash function in RTREE to ensure that it always returns a non-negative value. (check-in: 0bf4c70a68 user: drh tags: trunk) | |
| 17:51 | Fix a potential NULL-pointer deference in RTREE due to corrupt shadow tables. (check-in: 1fdd3604ee user: drh tags: trunk) | |
| 16:53 | Prevent an infinite loop in rtree that can result from a corrupt shadow table. (check-in: 085667180b user: drh tags: trunk) | |
| 15:13 | Fix the RTree extension so that it correctly ignores constraints that it does not understand, even if they are against a dimension column. (check-in: ed8531e575 user: drh tags: trunk) | |
| 13:30 | In RTREE, turn an assert() into an if() because the condition can sometimes be false when dealing with a corrupt database. (check-in: 99bce4358b user: drh tags: trunk) | |
| 11:53 | Remove an assert() that could fail on a corrupt db from fts3_write.c. (check-in: 4cdcda408a user: dan tags: trunk) | |
|
2018-12-20
| ||
| 22:08 | Do not set the Cursor.seekOp test variable in the OP_NotExists opcode. This is a change to test logic only and does not affect deliverable builds. (check-in: 98f3430778 user: drh tags: trunk) | |
| 17:32 | Fix a bug in the code that detects self-referencing rows as part of foreign key processing. Fix for [50d2a6c2]. (check-in: 16fff05347 user: dan tags: trunk) | |
| 15:04 | Fix a segfault caused by using the RAISE function incorrectly (library now returns an error instead of crashing). (check-in: ddf06db702 user: dan tags: trunk) | |
|
2018-12-18
| ||
| 20:31 | In defensive mode, do not allow shadow tables to be renamed using ALTER TABLE. (check-in: 23e200da5c user: dan tags: trunk) | |
| 19:46 | Add the "mutexfree-shmlock" patch to this branch. (check-in: c3191fc8fc user: dan tags: begin-concurrent-pnu-wal2) | |
| 18:16 | Fix a test script problem in wal2savepoint.test. (check-in: e388d02940 user: dan tags: begin-concurrent-pnu-wal2) | |
| 18:01 | Merge the wal2 feature into this branch. (check-in: a2c618c0a4 user: dan tags: begin-concurrent-pnu-wal2) | |
| 17:47 | Merge latest begin-concurrent changes into this branch. (check-in: a93ca38b43 user: dan tags: begin-concurrent-pnu) | |
| 17:32 | Merge latest trunk changes into this branch. (check-in: b3a163b46c user: dan tags: begin-concurrent-wal2) | |
| 17:20 | Merge latest trunk changes into this branch. (check-in: 123cbb3312 user: dan tags: begin-concurrent) | |
| 16:24 | Add the ".integrity_check" command to tserver. (check-in: fa46fa3bfc user: dan tags: begin-concurrent-wal2) | |
|
2018-12-17
| ||
| 22:19 | Move variable declaration to address compilation issue (C89). (check-in: d64f248da3 user: mistachkin tags: trunk) | |
| 18:26 | Add wal2 related tests to this branch. (check-in: 5645822039 user: dan tags: begin-concurrent-wal2) | |
| 15:22 | Merge changes from wal2 branch. (check-in: 85f49f0d73 user: dan tags: begin-concurrent-wal2) | |
| 15:22 | Add extra test case to wal2recover.test. (check-in: 1a5aa73435 user: dan tags: wal2) | |
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2018-12-15
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| 20:59 | Merge latest wal2 changes into this branch. (check-in: 06bb80eeb8 user: dan tags: begin-concurrent-wal2) | |
| 20:20 | Further test cases for wal2 mode. (check-in: 9cb5f8dab6 user: dan tags: wal2) | |
| 07:12 | Fix errors in comments in fts5.h. (check-in: 4002790d94 user: dan tags: trunk) | |
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2018-12-14
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| 21:58 | Experimental support for new sqlite3_bind_blob() and sqlite3_bind_text() interfaces that take an extra void* argument that is passed into the destructor in front of the object that is to be destroyed. (Leaf check-in: 33a1924ebb user: drh tags: custom-destructors) | |
| 19:53 | Add further tests for wal2 mode. (check-in: 54e628f902 user: dan tags: wal2) | |
| 18:11 | Fix harmless compiler warnings. (check-in: 27221c6990 user: drh tags: trunk) | |
| 17:57 | Fix possible integer overflow while running PRAGMA integrity_check on a database file with a badly corrupted freelist. (check-in: 395599116d user: drh tags: trunk) | |
| 16:20 | Back out the expansion of the temporary buffer size from [32754ca6f86da816] and replace it with an explicit test for buffer overreads. (check-in: 8ba3d9f380 user: drh tags: trunk) | |
| 16:00 | Avoid a buffer overread in ptrmapPutOvflPtr() that can occurs in a corrupt database file that has large entries and uses autovacuum. (check-in: f8b781cf41 user: drh tags: trunk) | |
| 13:47 | Fix a harmless compiler warning in Sessions. (check-in: fc9791ea98 user: drh tags: trunk) | |
| 13:35 | Expand the size of the temporary page used during btree rebalancing by a few bytes, to avoid problems with small buffer overreads that can occur on corrupted database files. (check-in: 32754ca6f8 user: drh tags: trunk) | |
| 13:18 | When saving the position of a cursor at the b-tree layer, allocate a few extra bytes at the end of the buffer used to save the key. Otherwise, if the key is corrupt, the code that restores the cursor position may overread the buffer by a little. (check-in: 160b1e31c0 user: dan tags: trunk) | |
| 11:16 | Fix a problem with bytecode generation when a query involves two or more indexes on expressions connected by OR. Ticket [d96eba87698a428c1ddd0790ea04] (check-in: 7e4ed8b5c2 user: drh tags: trunk) | |
| 08:40 | Possible fix for [d96eba87]. (Closed-Leaf check-in: 89a25abfcd user: dan tags: tkt-d96eba87) | |
| 03:16 | Report corruption when an attempt is made to write a pointer-map page that is also being used as a btree page. Also, fix a bug in fuzzcheck that cause it to overlook a pointer-map bug that was trigger by the fuzzcheck test data, and also fix the pointer-map bug. (check-in: cc42dd1510 user: drh tags: trunk) | |
| 03:14 | Detect when an attempt is made to write to a pointer map page that is also being used as a btree page and report corruption. (Closed-Leaf check-in: 3036fd71ac user: drh tags: fuzzcheck-fix) | |
| 02:29 | Fix a bug in the custom in-memory VFS used by fuzzcheck. This bug masks other bugs that should have caused some existing fuzzdata7.db entries to fail, and so this fix is initially on a branch until those other bugs can be repaired. (check-in: e0994e9995 user: drh tags: fuzzcheck-fix) | |
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2018-12-13
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| 22:58 | Fix the dbtotxt decoder in the CLI so that it ignores excess bytes. (check-in: 18740bd448 user: drh tags: trunk) | |
| 21:52 | dbfuzz2 found a NEVER() that is sometimes true. (check-in: 1201615cbb user: drh tags: trunk) | |
| 21:11 | Add extra tests for database corruption inside the defragmentPage() routine, as dbfuzz2 has found ways for corruption to leak into that point. Add test cases in fuzzdata7.db. (check-in: 997b65117f user: drh tags: trunk) | |
| 21:05 | Fix a problem in sqlite3BtreeDelete() in which deleting an entry from a corrupt database can leave a btree page with zero cells. (check-in: 682053d1e6 user: drh tags: trunk) | |
| 20:49 | Add the "decode_hexdb" TCL command to testfixture. Add the dbfuzz001.test module to demonstration how to use decode_hexdb to deserialize a dbtotxt database description for use in a corruption test. (check-in: 1f583c53f3 user: drh tags: trunk) | |
| 18:59 | Fix the CLI to keep proper track of input line numbers for use in error messages, even after processing in-line hex database inputs using ".open --hexdb". (check-in: 7ffa985816 user: drh tags: trunk) | |
| 18:30 | Fix the CLI so that the ".open --hexdb" command works even if it is contained in a subscript that is read using ".read". (check-in: 67a87399b8 user: drh tags: trunk) | |
| 16:26 | Add tests cases for recovery in wal2 mode. (check-in: 34f56f8a42 user: dan tags: wal2) | |
| 15:52 | Merge the dbtotxt enhancement from trunk. (Closed-Leaf check-in: b386fce9a2 user: drh tags: dbfuzz2-cases) | |
| 15:06 | Add the "dbtotxt" utility program and the ability to read "dbtotxt" output as a deserialized input database in the CLI, using the --hexdb option to the ".open" command. (check-in: e3bf1d3ea5 user: drh tags: trunk) | |
| 12:37 | Include OPTS in the build of dbfuzz2. (check-in: eac9c0c496 user: drh tags: trunk) | |
| 12:28 | Fix the Makefile so that it honors CFLAGS when building sessionfuzz. (check-in: 54231ac4ca user: drh tags: trunk) | |
| 03:36 | New database corruption test cases discovered by dbfuzz2. The new cases have been added to test/fuzzdata7.db, but have not yet all been fixed, so tests will not currently pass. (check-in: b4210d320c user: drh tags: dbfuzz2-cases) | |
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2018-12-12
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| 21:34 | Fix another problem found by Matthew Denton's new fuzzer. (check-in: 2b690dbdff user: drh tags: trunk) | |
| 20:39 | Add new test file wal2big.test. (check-in: e3e50bcdab user: dan tags: wal2) | |
| 20:11 | Remove an ALWAYS() from a branch that is not always taken. The test case found by OSSFuzz has been added to TH3. (check-in: 5c7dab8553 user: drh tags: trunk) | |
| 19:04 | Add tests to ensure that each of the 4 wal read-locks does what it is supposed to. (check-in: 4d5779f31d user: dan tags: wal2) | |
| 11:23 | OSSFuzz found a case where an assert() inside sqlite3ExprCompare() can be true. Test case added to TH3. (check-in: 23b62fb160 user: drh tags: trunk) | |
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2018-12-11
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| 17:56 | Change the way wal2 locks work to ensure a reader only ever has to lock a single slot. (check-in: 18b2c23ac5 user: dan tags: wal2) | |
| 13:44 | Merge latest trunk changes into this branch. (check-in: d8dd98a39e user: dan tags: wal2) | |
| 12:51 | Small performance improvement in sqlite3_step(). (check-in: d1db8d5894 user: drh tags: trunk) | |
| 12:20 | Small performance improvement in the sqlite3_bind() family of interfaces. (check-in: 1dc0c3df32 user: drh tags: trunk) | |
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2018-12-10
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| 20:01 | Further refinements to the sqlite3_normalized_sql() interface. TH3 now gives 100% MC/DC on that interface. (check-in: c96bf6cca2 user: drh tags: trunk) | |
| 18:15 | Refactor the sqlite3_normalized_sql() implementation. (check-in: 06e955e5d2 user: drh tags: trunk) | |
| 16:53 | Merge latest mutexfree-shmlock changes into this branch. (Leaf check-in: 186b376ec3 user: dan tags: begin-concurrent-pnu-mutexfree-shmlock) | |
| 16:52 | Make SQLITE_MFS_NSHARD a compile time setting. (check-in: b9a7415190 user: dan tags: mutexfree-shmlock) | |
| 16:49 | Fix issues with the new normalizer. (Leaf check-in: 057d7d40c5 user: drh tags: normalize-refactor) | |
| 16:00 | Refactor the sqlite3_normalized_sql() implementation. This is a work-in-progress. There are still issues. (check-in: a4c890b0af user: drh tags: normalize-refactor) | |
| 15:58 | Merge the latest version of mutexfree-shmlock with this branch. (check-in: 6007abfe09 user: dan tags: begin-concurrent-pnu-mutexfree-shmlock) | |
| 15:51 | Add extra tests to shmlock.test (direct testing of xShmLock methods). (check-in: d2c785f94c user: dan tags: mutexfree-shmlock) | |
| 15:24 | Rework the SQLITE_MUTEXFREE_SHMLOCK code to reduce contention. (check-in: d9157dd176 user: dan tags: mutexfree-shmlock) | |
| 09:45 | Avoid a mutex in-and-out in unixShmBarrier() on this branch. Use __sync_synchronize() instead. (check-in: a8c5fd86ce user: dan tags: mutexfree-shmlock) | |
| 09:36 | Avoid a mutex in-and-out in unixShmBarrier() on this branch. Use __sync_synchronize() instead. (check-in: 280d1a72dc user: dan tags: begin-concurrent-pnu-mutexfree-shmlock) | |
| 08:41 | Fix a problem with using "<db>-vacuum" (the default) as the state database when resuming an RBU vacuum. (check-in: c878d74173 user: dan tags: trunk) | |
| 02:00 | Merge enhancements from trunk. (check-in: b1bbc718c7 user: drh tags: apple-osx) | |
| 01:48 | Add support for the VACUUM INTO command. (check-in: 77f150b8b4 user: drh tags: trunk) | |
| 00:41 | Fix the shell1.test test for the new format of the .backup command. (Closed-Leaf check-in: 9748d7995b user: drh tags: vacuum-into) | |
| 00:40 | Merge fixes from trunk. (check-in: ab1e58fac9 user: drh tags: vacuum-into) | |
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2018-12-09
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| 18:55 | New test case for ticket [1d958d90596593a77420e59]. (check-in: b7bf3c9832 user: drh tags: trunk) | |
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2018-12-08
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| 20:30 | Do not use a partial index as a table scan in an IN operator. Fix for ticket [1d958d90596593a77420e59]. (check-in: 15bc915dd7 user: drh tags: trunk) | |
| 01:09 | Add the --async option to the ".backup" command in the CLI. (check-in: 7b6a605b18 user: drh tags: vacuum-into) | |
| 00:43 | Allow the INTO clause of VACUUM to be a text-valued expression. (check-in: af172b53b4 user: drh tags: vacuum-into) | |
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2018-12-07
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| 23:48 | Do not allow VACUUM INTO into a file that already exists. (check-in: 92f70e0fa3 user: drh tags: vacuum-into) | |
| 20:40 | Merge the VACUUM simplification from trunk. (check-in: 93d92a0a5d user: drh tags: vacuum-into) | |
| 20:26 | Remove a line of code from VACUUM that is no longer needed, due to the change that allows ATTACH to run within a transaction. (check-in: a92c398fc5 user: drh tags: trunk) | |
| 17:28 | Prototype implementation for the VACUUM INTO command. (check-in: 036e3320a4 user: drh tags: vacuum-into) | |
| 16:32 | Fix the sqlite3_normalized_sql() interface so that it renders double-quoted string literals as "?". (check-in: 0d8e150434 user: drh tags: trunk) | |
| 03:01 | Fix dbfuzz2.c so that it works with -DSQLITE_OMIT_INIT (check-in: 9ad796a882 user: drh tags: trunk) | |
| 01:56 | Fix the sqlite3ExprDup() function so that it correctly duplicates the Window object list on a Select that contains window functions. Fix for ticket [f09fcd17810f65f717]. (check-in: db5ed2268e user: drh tags: trunk) | |
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2018-12-06
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| 22:12 | Performance improvement: Avoid using sqlite3WalkerSelectExpr() and sqlite3WalkerSelectFrom() twice, so that the compiler will in-line their implementation. (Closed-Leaf check-in: 2b9258b8b0 user: drh tags: ticket-f09fcd17810f) | |
| 22:04 | Fix the sqlite3ExprDup() routine so that it makes complete duplications of subqueries containing window functions. (check-in: 940174543e user: drh tags: ticket-f09fcd17810f) | |
| 20:26 | Add the mutexfree-shmlock experiment to the begin-concurrent-pnu branch. (check-in: 3aead209b4 user: dan tags: begin-concurrent-pnu-mutexfree-shmlock) | |
| 20:18 | Experimental changes to (optionally) allow double-quoted strings to be checked against known identifiers. (Leaf check-in: 73a6b8c1b9 user: mistachkin tags: normalize_v4) | |
| 19:56 | New test case that still hits an assertion fault, just to prove that the previous checkin merely made the problem more obscure and did not completely fix it. (check-in: a9a3b53264 user: drh tags: ticket-f09fcd17810f) | |
| 19:15 | Simplify the query flattener so that it does not duplicate the WHERE clause of subquery that is being incorporated into the outer query - copies it directly. This is more efficient. And it also fixes the specific test case show for ticket [f09fcd17810f65f71789525] but it does not resolve the more general problem that sqlite3ExprDup() does not correctly duplicate expressions that contain subqueries with window functions. (check-in: f1b18d44ff user: drh tags: ticket-f09fcd17810f) | |
| 18:58 | Experiment with using an atomic CPU primitive instead of a mutex for intra-process locking with the unix-excl VFS. (check-in: 8f4cb9dd33 user: dan tags: mutexfree-shmlock) | |
| 17:06 | When masking bits off of sqlite3.flags, make sure the mask is 64 bits in size so as not to accidentally mask of high-order bits. (check-in: 53d3b169d8 user: drh tags: trunk) | |
| 16:50 | When saving off the value of sqlite3.flags, take care to preserve all 64 bits. (check-in: 9c6dbcfab5 user: drh tags: trunk) | |
| 16:11 | Issue a warning whenever a double-quoted string literal is used. (check-in: ac9ad50430 user: drh tags: trunk) | |
| 03:59 | Invoking the sqlite3_trace() or sqlite3_trace_v2() interfaces cancels any sqlite3_profile() that is running. (check-in: ec63d3506b user: drh tags: trunk) | |
| 03:13 | Merge fixes from trunk. (check-in: f2083ee410 user: drh tags: begin-concurrent-pnu) | |
| 02:08 | Merge bug fixes from trunk. (check-in: 1e13aaa29f user: drh tags: begin-concurrent) | |
| 02:01 | Remove the unused pColHash field from the Table object. (check-in: 3a2c047989 user: drh tags: trunk) | |
| 01:53 | Fix a potential NULL pointer dereference that can occur in ALTER TABLE following an OOM. Test case in TH3. (check-in: ea50815bf8 user: drh tags: trunk) | |
| 01:08 | Fix a missing mutex in the sqlite3_normalized_sql() interface when it is called on a prepared statement that did not previously have a computed normalization of the input SQL. (check-in: 1a1a59c6c5 user: drh tags: trunk) | |
| 00:08 | Merge ALTER TABLE and sqlite3_normalized_sql() bug fixes from trunk. (check-in: 3793e5d5d6 user: drh tags: begin-concurrent-pnu) | |
| 00:05 | Merge ALTER TABLE and sqlite3_normalized_sql() fixes from trunk. (check-in: acf10b3f8d user: drh tags: begin-concurrent) | |
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2018-12-05
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| 23:56 | Get rid of the hash table used to track IN operators in the sqlite3_normalized_sql() implementation. Use simple integer variables instead. (check-in: 272dc74fd0 user: drh tags: trunk) | |
| 23:45 | The sqlite3_normalized_sql() interface should not be transforming quoted identifier names into wildcards. Fix this, and at the same time simplify the code substantially. (check-in: e8540377ec user: drh tags: trunk) | |
| 23:25 | Bungled checkin. Ignore. (Closed-Leaf check-in: 9b6e9a6e45 user: drh tags: mistake) | |
| 21:55 | Fix an imbalanced lock problem in sqlite3Normalize() introduced by the simplification in [94ea6379178e3ff6a]. (check-in: f69624373e user: drh tags: trunk) | |
| 19:42 | Increase the version number to 3.27.0 for the next development cycle. (check-in: 8f8d682825 user: drh tags: trunk) | |
| 18:28 | Merge enhancements and the ALTER TABLE bug fix from trunk. (check-in: edfc2acfcd user: drh tags: apple-osx) | |
| 17:48 | Simplifications to the sqlite3_normalized_sql() implementation. (check-in: 94ea637917 user: drh tags: trunk) | |
| 13:49 | Merge enhancements from trunk, especially the sqlite3_normalized_sql() enhancement. (check-in: 342c9538d9 user: drh tags: begin-concurrent-pnu) | |
| 13:49 | Ensure that ALTER TABLE modifies table and column names embedded in WITH clauses that are part of views and triggers. (check-in: f44bc7a8b3 user: dan tags: trunk) | |
| 13:44 | Merge enhancements from trunk, especially the enhanced sqlite3_normalized_sql() interface. (check-in: 47b73f6bfe user: drh tags: begin-concurrent) | |
| 13:39 | Enhance the sqlite3_normalize_sql() interface so that it works even if the prepared statement was not initially compiled using SQLITE_PREPARE_NORMALIZED. Enhance the ".trace" command in the CLI so that it is able to access the full scope of functionality provided by sqlite3_trace_v2() and in particular so that it is able to show normalized SQL output using the newly enhanced sqlite3_normalize_sql() interface. (check-in: 7da617e97e user: drh tags: trunk) | |
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2018-12-04
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| 21:16 | When compiled with SQLITE_ENABLE_NORMALIZE, always have sqlite3_exec() enable the SQLITE_PREPARE_NORMALIZE flag. (Leaf check-in: 28643d837d user: mistachkin tags: execWithNormalize) | |
| 16:51 | Add the "index_usage" utility program. (check-in: df95455213 user: drh tags: trunk) | |