Commit Graph

189 Commits

Author SHA1 Message Date
drh a073384f08 Add support for DROP TABLE IF EXISTS. (CVS 2843)
FossilOrigin-Name: a4c547de83d8b27f06a58f9e530a7c983ec1dc3a
2005-12-29 01:11:36 +00:00
drh fdd6e85a34 Initial infrastructure for recognizing DESC indices and being able to read
and write older databases that specify DESC indices but do not really use
them.  Nothing is close to working yet. (CVS 2822)

FossilOrigin-Name: cd110aa225b09591064405dd8952b3df37278c52
2005-12-16 01:06:16 +00:00
drh 2646da7e52 Clean up annoying (and pointless) compiler warnings about differing signedness. (CVS 2810)
FossilOrigin-Name: 83a59151559d9496d4f546e03e65087ea974717d
2005-12-09 20:02:05 +00:00
danielk1977 f744bb56a1 Modify ATTACH and DETACH to execute at runtime instead of compile time. (CVS 2803)
FossilOrigin-Name: 5e04ec694add7a8331e3d6fbdfcaed51349ae7bc
2005-12-06 17:19:11 +00:00
drh fa3b19ef3d Reduce the number of distinct token symbols in the parser so that the parser
can store tokens in a single byte and thus be smaller in size. (CVS 2776)

FossilOrigin-Name: 2dfc9863919c9eb1fd1064ab2817d752dd7f9293
2005-11-24 22:22:29 +00:00
drh 8a51256c0c Create separate affinities for INTEGER and REAL. (CVS 2766)
FossilOrigin-Name: ce06c123d0c5663dbaf263c2e0aaf5d9cdeb2ccd
2005-11-14 22:29:05 +00:00
drh fd405314d3 About 0.5KiB of additional compression in the parser tables. (CVS 2764)
FossilOrigin-Name: f39974ebd81f274dc4cf6cf94e6e87ee7b4a0814
2005-11-06 04:06:59 +00:00
drh 06f6541e2f Disallow subqueries in CHECK constraints. (CVS 2756)
FossilOrigin-Name: db27afc4cdc5b51c1fa0e83dbd6d4a4a69c5b642
2005-11-03 02:03:13 +00:00
drh ffe07b2dc1 First cut at supporting CHECK constraints. Everything appears to work,
but much more testing is needed as well as documentation. (CVS 2754)

FossilOrigin-Name: 2313d912baeca0fd516d524f16708953de483729
2005-11-03 00:41:17 +00:00
drh 53f733c7ae Fix a whole host of newly discovered memory leaks the occur after a
failure of realloc(). (CVS 2696)

FossilOrigin-Name: 4686d649756a0aa301ade901ac49c89a976c5402
2005-09-16 02:38:09 +00:00
drh c99130fd82 COUNT(DISTINCT x) is now fully functional, though it could benefit from
additional testing. (CVS 2688)

FossilOrigin-Name: 2f397bd8142ec5e8f7238127012d14fdb558d918
2005-09-11 11:56:27 +00:00
drh ecc9242f6f Add the experimental EXPLAIN QUERY PLAN diagnostic capability. (CVS 2685)
FossilOrigin-Name: 986efb7b12643800805ad4b1f1e90e30fcf6d38a
2005-09-10 16:46:12 +00:00
drh fd35797469 Infrastructure for the DISTINCT keyword in aggregate functions. But it does
not work yet.  If you try to use it you get an error message. (CVS 2680)

FossilOrigin-Name: 4d62e36fe3819c2a1412737c2ec8a91ddc5e1777
2005-09-09 01:33:19 +00:00
drh 13449892ef Rewrite the aggregate handling logic so that it runs in O(1) space.
This is the first cut at the code.  Many regression tests fail. (CVS 2662)

FossilOrigin-Name: 17039ec3ff4396862beedf4a8af89654b2140f58
2005-09-07 21:22:45 +00:00
drh 9f18e8a0c4 Add infrastructure for the ANALYZE command. Does not yet actually
do anything. (CVS 2537)

FossilOrigin-Name: 05b6ac9a76fd5765c50e81588f8e71c59fe35ce4
2005-07-08 12:13:04 +00:00
drh eb55bd2fe9 Allow the DEFAULT value of a column to be obtained by calling a
function that has constant arguments, such as julianday('now'). (CVS 2534)

FossilOrigin-Name: d273766ef2442eb87971b07f9ecf5682c88298ee
2005-06-30 17:04:21 +00:00
drh 487e262f44 Remove the blob(), text() and numeric() functions added in (2524) and
replace them with the standard CAST operator.
Ticket #1287. (CVS 2527)

FossilOrigin-Name: 17631785f9ee8ab280c82677eb53886912e085bc
2005-06-25 18:42:14 +00:00
drh b71090fdfb The REGEXP operator is recognized. It tries to invoke a function named
regexp() which does not exist in the native build.  But users who want to
can add an appropriate regexp() function using sqlite3_create_function(). (CVS 2478)

FossilOrigin-Name: 42a626ace126f730f33ecb6c41ac5679d6766a31
2005-05-23 17:26:51 +00:00
drh f8db1bc03b Remove some vestigal code. Add the experimental sqlite3_transfer_bindings()
API. (CVS 2446)

FossilOrigin-Name: 88b39436f00d645cdb6333a7413c698c42227d3f
2005-04-22 02:38:37 +00:00
danielk1977 53c0f7480b Add the SQLITE_OMIT_TEMPDB compile time macro. (CVS 2427)
FossilOrigin-Name: c41d55443c2dd532147962b87f542fb7d37075fd
2005-03-29 03:10:59 +00:00
danielk1977 19a8e7e882 Add the ALTER TABLE ... ADD COLUMN command. (CVS 2393)
FossilOrigin-Name: 94185dd4f7e2e941c74a521488d1212a75927218
2005-03-17 05:03:38 +00:00
danielk1977 d5d565235b Fix some memory leaks that can occur if a memory allocation fails. (CVS 2388)
FossilOrigin-Name: 9a358fc33d726d0b5782bf65b50f61f2bd096d56
2005-03-16 12:15:20 +00:00
danielk1977 aee18ef8e2 Support for a future ALTER TABLE command to add columns with default values. (CVS 2367)
FossilOrigin-Name: 9d5abc1ddf6da37563c12d5a0401b89bb4e51c59
2005-03-09 12:26:50 +00:00
danielk1977 2b6d46b975 Tighten up the CREATE INDEX syntax accepted by the parser. (CVS 2329)
FossilOrigin-Name: 41d2214b83dd52acdda64a50d0c1ef16009d06d0
2005-02-14 06:38:40 +00:00
danielk1977 a2dc3b1a5e Allow expressions (including variables) in LIMIT and OFFSET clauses. Ticket #1096. (CVS 2316)
FossilOrigin-Name: 515e5033a5482f55e7edb66d69ff3da7e234ff2e
2005-02-05 12:48:48 +00:00
danielk1977 6a67fe8edf Remove code for SQL cursors. (CVS 2312)
FossilOrigin-Name: 2eb90870556c90b8d85da3d5eb7554f74ec922c2
2005-02-04 04:07:16 +00:00
danielk1977 b3bce66232 Modify sub-query handling. Tickets #1083 and #1084. (CVS 2286)
FossilOrigin-Name: b1b50f315873a8614920d1e3af4a07fb29a7ff6a
2005-01-29 08:32:43 +00:00
danielk1977 3e8c37e7f8 Modify test scripts to work when SQLITE_OMIT_SUBQUERY (along with other OMIT macros) is defined. (CVS 2251)
FossilOrigin-Name: bb0254ab14417f0ab40f10f37cb63a60507f070a
2005-01-21 03:12:14 +00:00
drh 51522cd34a Added the SQLITE_OMIT_SUBQUERY compile-time option and the EXISTS operator.
Regression tests are currently failing with an assertion fault. (CVS 2245)

FossilOrigin-Name: d30fdf0f2c24cb74b48fab9b83fba4e4b2fe878a
2005-01-20 13:36:19 +00:00
drh 1bd3644f27 Turn SQLITE_OMIT_CURSOR on by default. (CVS 2240)
FossilOrigin-Name: 2d3ab1ab5ae08fe21f4662b171f04362c1326eb0
2005-01-20 02:14:30 +00:00
drh 1398ad3639 Continued refactoring of the name resolution logic and query optimizer. (CVS 2236)
FossilOrigin-Name: d8b2a7e09187564fe66a2b4bf0992c6a017146cf
2005-01-19 23:24:50 +00:00
drh b6c29897eb Add initial infrastructure for cursors. In where.c, optimize out clauses
of the form "ORDER BY rowid" if a table scan is being performed.  Do a
reverse table scan if "ORDER BY rowid DESC" is present. (CVS 2141)

FossilOrigin-Name: fc8c1393c86017a816beb52725b68af3b973f979
2004-11-22 19:12:19 +00:00
danielk1977 7c6303c042 Add the ESCAPE clause to the LIKE operator. Not fully tested yet. (CVS 2107)
FossilOrigin-Name: 49268c2b7a84c4c618214dac8bef0f541440fe6b
2004-11-17 16:41:29 +00:00
drh 13d7042a73 More compile-time options for removing components. (CVS 2098)
FossilOrigin-Name: dcbc0c22cf269e2f67002aa3f1bc0c66aaeff5f1
2004-11-13 15:59:14 +00:00
drh f338814455 Autoincrement is now working and has regression tests. (CVS 2095)
FossilOrigin-Name: 10c712a21961dbc3bff89c49d5ec3b84b9187c80
2004-11-13 03:48:06 +00:00
danielk1977 9fd2a9a028 Add the "ALTER TABLE xxx RENAME TO yyy" command. (CVS 2092)
FossilOrigin-Name: a1b2cc63e604785bd51e358ff72c485d858752e3
2004-11-12 13:42:30 +00:00
drh 2958a4e6a5 Autoincrement code installed. Simple smoke-testing only. No regression
tests developed yet. (CVS 2091)

FossilOrigin-Name: 8fde833c812b91c5a574208a70b5f92b9d4b0a87
2004-11-12 03:56:15 +00:00
danielk1977 752e679a1e Have "DEFAULT CURRENT_TIME" & co. work even if SQLITE_OMIT_DATETIME_FUNCS is defined. (CVS 2083)
FossilOrigin-Name: f81b9c1c022772378aad32ec45d0027beeb36574
2004-11-09 16:13:33 +00:00
danielk1977 7977a17f06 Port the "DEFAULT CURRENT_TIME" etc. functionality from an earlier fork of sqlite. (CVS 2082)
FossilOrigin-Name: 0d27c8ff48f327ad82dd5b5b3b47b8d221f119b7
2004-11-09 12:44:37 +00:00
drh 4343fea20f First cut at a REINDEX command. Basic testing only. No documentation. (CVS 2072)
FossilOrigin-Name: 11dba47e61279bdf3be6f64a6259b877f3bf6155
2004-11-05 23:46:15 +00:00
drh 4e0cff6080 More use of sqlite3NestedParse. This version of the code does not work. (CVS 2060)
FossilOrigin-Name: ac2d5a605c873cac68bfde4bbe3797608a47b21e
2004-11-05 05:10:28 +00:00
drh 205f48e635 Incremental check-in of changes that will ultimately lead to a
working autoincrement. (CVS 2056)

FossilOrigin-Name: 10c3d88305e404b9e4cc4eef0b8e5dc7864a5937
2004-11-05 00:43:11 +00:00
drh a71aa00102 More work on optionally removing unused features at compile-time. (CVS 2049)
FossilOrigin-Name: a82980fd70285820c64b42393ef85a9e21addc5d
2004-11-03 13:59:04 +00:00
drh 52fb6d71f5 The makefile now runs mkkeywordhash.c. Keywords that are unused are
omitted from the keyword hash table. (CVS 2045)

FossilOrigin-Name: 007aec11333432e08d1091b728773011e9078bc3
2004-11-03 03:59:57 +00:00
drh b7f9164e98 Insert #ifdefs that can optionally remove features at compiletime resulting
in a database engine with a smaller footprint. (CVS 2034)

FossilOrigin-Name: be661acfa849bb0d5692797dd221f5a8a457f8ad
2004-10-31 02:22:47 +00:00
drh 74ad7fe980 Additional parser optimizations. (CVS 2010)
FossilOrigin-Name: 618dee121e41d8e5c9b4d5c167475b11ddcda2d7
2004-10-07 03:06:28 +00:00
drh 2e3a1f16b6 Size optimization in the parser. (CVS 2004)
FossilOrigin-Name: 8e2ae2449882f70fe4e77c100193c053d7669ae6
2004-10-06 14:39:28 +00:00
drh 684917c269 Add support for DEFERRED, IMMEDIATE, and EXCLUSIVE transactions. (CVS 2000)
FossilOrigin-Name: 81ff8107ad63113782cf5a9ba7a512496114ba08
2004-10-05 02:41:42 +00:00
drh 9a43267ba2 More changes to take advantage of the TK_ and OP_ alignments to avoid
unnecessary translations. (CVS 1999)

FossilOrigin-Name: e8e972ba65fc36171f6b685e8a8f67f93452e031
2004-10-04 13:38:09 +00:00
drh f2bc013c70 Save about 800 bytes of code space by aligning TK_ and OP_ constants so that
we do not have to translate between them. (CVS 1998)

FossilOrigin-Name: 4c817e3f293a9c1365e632f7dc13ae440263332a
2004-10-04 13:19:23 +00:00