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SQLite training in Houston TX on 2019-11-05 (details)
Part of the 2019 Tcl Conference

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100 check-ins occurring around 113181cec4db418b.

2015-10-07
12:36
Convert the tool/tostr.awk script into tool/tostr.tcl. Remove two obsolete Makefiles. Purge NAWK from the configure script and from unix makefiles. There are still two uses of NAWK in Makefile.msc. check-in: 5b677521 user: drh tags: omit-awk
12:21
Change the addopcodes.awk script into tool/addopcodes.tcl. check-in: 8bbf3714 user: drh tags: omit-awk
12:11
Convert the mkopcodec.awk script into tool/mkopcodec.tcl. check-in: 1506cb33 user: drh tags: omit-awk
09:02
Add further tests for fts5 prefix queries. check-in: accdc98b user: dan tags: trunk
04:20
Fix a typo in the previous check-in. check-in: 80027709 user: mistachkin tags: trunk
03:07
When running tests on Tcl 8.6 under Windows, skip tests 'uri-1.12.*' due to a change in Tcl behavior related to NTFS ADS (alternate data streams). check-in: 8a0a2aa5 user: mistachkin tags: trunk
02:52
Change mkopcodeh.awk into tool/mkopcodeh.tcl. check-in: ed0ebc46 user: drh tags: omit-awk
00:35
Remove three obsolete and unused files from tool/ check-in: 0abd6529 user: drh tags: trunk
2015-10-06
21:49
Fix typo in comments. No changes to code. check-in: a05f903c user: mistachkin tags: trunk
21:07
Simplifications to the VDBE bytecode that handles LIMIT and OFFSET. check-in: 041df7c2 user: drh tags: trunk
20:53
Optimizations for fts5 expressions that filter on column. More still to come. check-in: bf1607ac user: dan tags: trunk
17:27
Fix the LIMIT and OFFSET handling for UNION ALL queries that contain a subquery with ORDER BY on the right-hand side. Fix for ticket [b65cb2c8d91f668584]. check-in: 4b631364 user: drh tags: trunk
01:44
Adjustments to sqlite3MemoryBarrier() when compiling with MSVC and/or WinCE. check-in: 3168326e user: mistachkin tags: trunk
2015-10-05
19:41
Improve performance of prefix queries without a prefix index on fts5 tables. check-in: f2f0184e user: dan tags: trunk
15:39
Update fts3 so that expressions to the left and right of a NOT operator are balanced. This prevents relatively small expressions (a dozen terms or so) that are children of NOT operators from triggering the "expression tree is too large" error. check-in: d6b66cd7 user: dan tags: trunk
11:57
Add fts5txt2db.tcl, a tool for creating sample fts4/5 databases from text files. check-in: 44f1ce30 user: dan tags: trunk
2015-10-03
15:38
Update fts5 to support the table function syntax. "... FROM fts5_tbl WHERE fts5_tbl MATCH ?1 AND rank MATCH ?1" can now be written "FROM fts5_tbl(?1, ?2)". check-in: 41d17d9e user: dan tags: trunk
12:23
Add tests for the rtree module to verify that attempts to insert non-integer primary key values or non-numeric dimensions into an rtree table are handled correctly. check-in: f653fce9 user: dan tags: trunk
2015-10-02
20:04
Update fts5 to avoid using a statement journal for UPDATE and DELETE operations that affect at most a single row. check-in: 5c83b9db user: dan tags: trunk
2015-10-01
18:31
Fix an fts3 bug causing NEAR queries on uncommitted data to malfunction. check-in: 6f90839e user: dan tags: trunk
16:35
Changes to the sesssions module ensure that tables appear within changesets and patchsets in the same order that they were attached to the sessions object. check-in: 76958902 user: dan tags: sessions
2015-09-30
14:50
Merge recent enhancements from trunk, and especially the fix for ticket [1b266395d6bc10]. check-in: b2face9a user: drh tags: sessions
14:30
Add a corrupt database to test/fuzzdata3.db to validate the previous check-in. check-in: e796c0ef user: drh tags: trunk
14:19
Fix an assert() in btree.c that is only true for non-corrupt databases. check-in: 29f7227f user: drh tags: trunk
12:59
Clear the BTCF_ValidNKey flag when putting a cursor into REQUIRESEEK state. Fix for [1b266395]. check-in: a6d5e4e8 user: dan tags: trunk
11:19
Improve error handling in shell command ".tables". check-in: 31a91ee7 user: dan tags: trunk
2015-09-29
17:51
This condition was not always true after all.....    Change an always-true condition in the virtual table transaction interface into an assert(). Closed-Leaf check-in: 3e15dea5 user: drh tags: mistake
17:20
Use symbolic names XN_ROWID and XN_EXPR in place of the (-1) and (-2) magic numbers in Index.aiColumn[]. Add asserts to help verify that Index.aiColumn[] is always used correctly. Fix one place in FK processing where Index.aiColumn[] was not being used correctly. check-in: 7d272aa6 user: drh tags: trunk
16:47
Add the sqlite3_index_info.idxFlags field, allowing xBestIndex() implementations to specify to SQLite that a strategy may visit at most one row. Add support for this to fts3/4. Omit the statement journal from virtual table UPDATE and DELETE operations that are guaranteed not to affect more than one row. check-in: a1d08fd3 user: dan tags: trunk
16:41
Ensure that the xSavepoint() virtual table method is correctly invoked if there are already open savepoints (or statement transactions) the first time a virtual table is written within a transaction. check-in: 77948b5e user: dan tags: trunk
15:50
Remove dead code, replacing with assert() statements that make sure the code really was dead. Closed-Leaf check-in: 0e317dda user: drh tags: vtab-onepass
13:25
Create the sqlite3IsToplevel(Parse*) interface to check to see if a top-level VDBE is being coded (versus a trigger) and use that interface. check-in: 59662cd2 user: drh tags: vtab-onepass
12:32
Fix compiler warnings. check-in: d1a07838 user: drh tags: vtab-onepass
12:19
Fix an off-by-one error in test function fts5_decode(). check-in: 3a9f0762 user: dan tags: trunk
11:59
Merge latest trunk change into this branch. check-in: b519c0d6 user: dan tags: vtab-onepass
11:57
Change the name of the new sqlite3_index_info.flags field to "idxFlags". Add documentation for the same to sqlite.h.in. check-in: f61203bc user: dan tags: vtab-onepass
10:11
Add tests for fts3 and onepass update/delete operations. Also fix a problem with onepass updates that do not affect any rows. check-in: 820c8044 user: dan tags: vtab-onepass
2015-09-28
23:45
Avoid unnecessary cursors and seeking when running a DELETE against a WITHOUT ROWID table. Leaf check-in: 70ec88b2 user: drh tags: delete-without-rowid-opt
20:03
Also allow UPDATE on virtual tables to use the onepass strategy. check-in: 1aa27d70 user: dan tags: vtab-onepass
17:05
Extra information provided by .wheretrace on input flags to the query planner and on the result of sqlite3WhereOkOnePass(). check-in: c5566bb3 user: drh tags: trunk
15:23
Update fts3 to use the onepass strategy for delete operations. check-in: fffab4f7 user: dan tags: vtab-onepass
15:20
Changes to allow DELETE operations on virtual tables to use the onepass strategy under some circumstances. check-in: e73f919f user: dan tags: vtab-onepass
15:08
Add test cases to the ONEPASS optimization corruption problem fixed by the previous check-in. check-in: 5c14d447 user: drh tags: trunk
14:40
Fix a database corruption bug caused by the ONEPASS optimization added in check-in [8b93cc5937000535]. Bug detected (prior to release) by sqllogictest. Test cases to follow. check-in: 9d057f52 user: drh tags: trunk
2015-09-26
17:44
Enable adding JSON1 by appending the json1.c source file to the amalgamation and compiling with -DSQLITE_ENABLE_JSON1 check-in: 33404b20 user: drh tags: trunk
11:15
Fix a memory leak that can occur following a syntax error in CREATE VIEW. check-in: f4704035 user: drh tags: trunk
03:31
Fix the title of the documentation on sqlite3_value_subtype(). This is a comment change only. check-in: b7902354 user: drh tags: trunk
03:23
Expand the header comment to clarify the purpose for the sqlite3MemoryBarrier() function. check-in: b89495ae user: drh tags: trunk
01:28
Remove an assert in the windows worker-thread logic that can fail in a race condition. check-in: d7bfb960 user: drh tags: trunk
2015-09-25
23:40
Fix threads.c so that setting sqlite3FaultSim(200) using the SQLITE_TESTCTRL_FAULT_INSTALL callback causes both unix and windows worker threads to be sequential and deterministic, so that they can be tested reliably. check-in: 2d867c05 user: drh tags: trunk
20:49
Fix PRAGMA integrity_check so that it works with a UNIQUE index over expressions. check-in: 113181ce user: drh tags: trunk
20:18
Fix a faulty assert() on the benign-malloc controller callback in test_malloc.c. Leaf check-in: 64f2cb8d user: drh tags: malloc-testing
16:29
Disable the SQLITE_TESTCTRL_BENIGN_MALLOC_HOOKS mechanism and replace it with SQLITE_TESTCTRL_BENIGN_MALLOC_CTRL, which gives better control. check-in: 2c57b2f3 user: drh tags: malloc-testing
13:42
Report an error if the number of named columns in a VIEW is different from the number of result columns in the SELECT statement that implements the VIEW. check-in: 6e4ac0be user: drh tags: trunk
01:09
Fix a problem computing affinities for indexes during skip-scan code generation when SQLITE_ENABLE_STAT4 is on. Bug introduced by check-in [1ee089a72d789002]. check-in: 1350dd42 user: drh tags: trunk
2015-09-24
18:47
Enhance the query planner so that it is able to use indexed expressions to help fulfill an ORDER BY clause. check-in: 668fc1eb user: drh tags: trunk
17:38
Fix over-length source code lines in where.c. No logic changes. check-in: 1c8c5380 user: drh tags: trunk
15:17
Merge all recent trunk enhancements and fixes into the begin-concurrent branch. check-in: c63c1e15 user: drh tags: begin-concurrent
15:06
Merge trunk changes into the cursor-hints branch. check-in: fbe63762 user: drh tags: cursor-hints
14:43
Merge recent trunk enhancements into the apple-osx branch. check-in: 4dd06d8b user: drh tags: apple-osx
14:26
Merge all the latest trunk enhancements into the sessions branch. check-in: c91065f8 user: drh tags: sessions
12:40
Strengthen the implementations of xShmMemoryBarrier on both the unix and windows VFSes, so that they likely work even if SQLITE_THREADSAFE=0 is used. check-in: c6ab807b user: drh tags: trunk
12:19
Make sure joins work correctly when both sides of the join are connected using indexed expressions. check-in: c2fcb032 user: drh tags: trunk
11:26
Correctly handle the case of a WHERE-clause term with indexed expressions on both sides of the == sign. check-in: d9b716a6 user: drh tags: trunk
11:06
Fix a JSON1 test case so that it works on builds that omit virtual tables. check-in: a4444c0f user: drh tags: trunk
01:40
Another (smaller) performance optimization for the JSON parser. check-in: c43daa8c user: drh tags: trunk
01:06
Performance optimizations on the JSON parser. check-in: 7dd4b07a user: drh tags: trunk
2015-09-23
19:17
Take care that the number of reserved bits per page is consistent between the source and destination databases when doing the back-copy on a VACUUM. check-in: 5b61b72f user: drh tags: trunk
16:35
Merge updates from trunk. check-in: 0a75ebd2 user: mistachkin tags: mutexInitIsInitReCheck
16:33
Correct superfluous whitespace difference. No functional changes. check-in: 8d69983d user: mistachkin tags: mutexInitSimpleCmpSwap
16:24
Simplify thread-safety of mutex initialization. check-in: da0587c5 user: mistachkin tags: mutexInitSimpleCmpSwap
15:54
Merge updates from trunk. Closed-Leaf check-in: 6b85f8cd user: mistachkin tags: mutexInitCmpSwap
11:59
Capture AFL-generated fuzz tests for json1.c into the test/fuzzdata4.db file. check-in: 10a214fd user: drh tags: trunk
01:10
Do not allow a comma at the end of a JSON array or object. check-in: 7c7a3f3e user: drh tags: trunk
2015-09-22
18:51
Add the --export-sql and --export-db options to the fuzzcheck utility program. check-in: 760af445 user: drh tags: trunk
17:46
Fix a typo in the --help screen of the fuzzcheck utility. check-in: b6ae61fe user: drh tags: trunk
01:15
Futher simplifications to json1.c. Also an obscure bug-fix in the initial output of json_tree() when using a path to an object contained within an array. check-in: fcb1e327 user: drh tags: trunk
00:21
Fix json_set() so that it can overwrite a value that was previously overwritten during the same call. check-in: 0f160416 user: drh tags: trunk
2015-09-21
23:53
For MSVC, have the 'sqlite3.c' target depend on 'sqlite3ext.h' as well as other targets may depend on this behavior (e.g. extensions). check-in: 737ac3fa user: mistachkin tags: trunk
23:49
Fix compilation under older versions of MSVC. check-in: 17150ada user: mistachkin tags: trunk
22:53
Simplifications to the json1.c logic. check-in: 1646a2bd user: drh tags: trunk
2015-09-20
22:57
Fix an overly-strict assert() in the btree logic. check-in: 825ce320 user: drh tags: trunk
2015-09-19
20:27
Do not allow table-valued function syntax to be used on a view. check-in: 97cfe346 user: drh tags: trunk
19:36
Add the --disable-lookaside option to the fuzzershell utility program. check-in: 0b043744 user: drh tags: trunk
18:54
Fix a memory leak in json1.c that could occur after misuse of json_object(). check-in: 394b81b1 user: drh tags: trunk
18:11
Add an assert() statement to delete.c. check-in: 40fce67e user: dan tags: trunk
18:08
Fix compiler warnings. check-in: 5c31ee62 user: drh tags: trunk
16:51
Add json1.c to the fuzzer test shells. check-in: 809d67b6 user: drh tags: trunk
16:45
Adjust Makefiles to use SQLITE_CORE when statically linking json1.c into test shells. Closed-Leaf check-in: 91682ac3 user: drh tags: json-fuzz
14:57
Adjust fuzzershell so that it adds the json1 extension separately for each no connection. check-in: ca2d1e90 user: drh tags: json-fuzz
14:32
Include json1.c in fuzzcheck and fuzzershell. check-in: c4b68eff user: drh tags: json-fuzz
12:04
Fix a documentation typo in sqlite3_bind_parameter_index(). No code changes. check-in: 650605a8 user: drh tags: trunk
11:57
Fix an off-by-one error (really off-by-2 in this case) in the buffer resize logic of json1. check-in: d2a02737 user: drh tags: trunk
03:07
Do not allow rowid in a UNIQUE or PRIMARY KEY constraint. (This restores the same behavior exhibited by all prior releases.) check-in: b1278301 user: drh tags: trunk
2015-09-18
18:09
Fix a crash that can occur with a skip-scan on an index with expressions when SQLITE_ENABLE_EXPLAIN_COMMENTS is defined. check-in: 25f34cb9 user: drh tags: trunk
15:38
Adjustments to the spellfix2.test module so that it works reliably on windows. check-in: 09a313fb user: drh tags: trunk
15:35
Adjust two test cases so that they conform to the current code. check-in: 228e3d7c user: drh tags: trunk
15:13
Fix sqlilimits.test module so that it knows that the SELECT in a CREATE VIEW is not checked until the view is actually used. check-in: acf5d87f user: drh tags: trunk
14:45
Ensure that "PRAGMA integrity_check" reports an error if the free-list count header field contains a value smaller than the actual number of pages on the database free-list. check-in: 26f64986 user: dan tags: trunk
14:42
Fix the orderby9.test case so that it works with 32-bit versions of TCL check-in: 4b6af774 user: drh tags: trunk