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Author SHA1 Message Date
dan
583611df65 Fix a problem handling OOM conditions within fts5 queries that feature synonyms. 
FossilOrigin-Name: 11fa980897c6c7be218bbd9c4cd8253272d2c300
 2015-09-02 14:17:38 +00:00
dan
df998c3d4f Fix a problem with fts5 synonyms and the xQueryPhrase() auxiliary function API. 
FossilOrigin-Name: cf3e45e76d23e10ee06296c3561a341591597a04
 2015-09-02 08:22:41 +00:00
drh
02bf8b45b7 Very minor optimizations in the unix VFS. 
FossilOrigin-Name: 6db3ff45bc15ece29cb2c7a736e5c6d005dde200
 2015-09-01 23:51:53 +00:00
drh
59a5364cf9 Performance improvement in sqlite3VarintLen(). 
FossilOrigin-Name: adf9fefb00ae1dbb07a921c6796cb0a9505c6d19
 2015-09-01 22:29:07 +00:00
drh
054bbabc76 Small size reduction and performance increase in sqlite3DbMallocSize(). 
FossilOrigin-Name: 8a80967f849eed002a701235ed7fb406099d566e
 2015-09-01 20:09:33 +00:00
drh
3c0c43191a Reduce the number of calls to sqlite3BeginBenignMalloc(). 
FossilOrigin-Name: 0bee6583665782fac5d9e82bdf19b6f07e7bd03f
 2015-09-01 19:51:37 +00:00
dan
d917ad019c Fix a problem that occurs when more than 4 synonyms for a term appear within a single row. 
FossilOrigin-Name: cd359550bdc2bf7be4c294b60130c9fc3f583902
 2015-09-01 18:44:33 +00:00
dan
3faa07ee04 Add tests for fts5 synonyms implemented by adding extra terms to queries. And fixes for the same. 
FossilOrigin-Name: dbcb73802b88f76be17f09f3eb83ffac542de633
 2015-09-01 18:08:36 +00:00
drh
a7f910b549 Rename SQLITE_FUNC_VARYING to SQLITE_FUNC_SLOCHNG - a more descriptive name 
for what that bit means.

FossilOrigin-Name: ff5137a6dd8cb2a9b629b3a244f52665e9c9ebce
 2015-09-01 13:17:17 +00:00
drh
7d3d9daea2 Remove unreachable branches. 
FossilOrigin-Name: fd4da2318cc032d7c355376e440d4a05d7ab8793
 2015-09-01 00:42:52 +00:00
drh
8b57642259 Fix a bug in error reporting when a UNIQUE index on expressions fails its 
uniqueness test.

FossilOrigin-Name: 5a2c0e90a1933545b4768d91d8f7c42c8f391019
 2015-08-31 23:09:42 +00:00
drh
03bf26d90d Not only date/time functions, but also functions like sqlite_version() and 
changes() need to be prohibited from use inside of indexes.

FossilOrigin-Name: 487131303980f15dd5e1b6695b4f29efda229eb8
 2015-08-31 21:16:36 +00:00
dan
cb8b58caf7 Begin changes to allow synonym support by adding multiple terms to a query (an alternative to adding multiple terms to the FTS index). 
FossilOrigin-Name: ad7feaed4cd6b1d6e6376bb82d1f5664ddd083f3
 2015-08-31 20:06:06 +00:00
drh
8492653c37 Always assume that indexed expressions can generate a NULL. Get 
indexed expressions working for the case of two or more expressions in
the same index.

FossilOrigin-Name: cc60321a67bf9f169c090b47afb505f589a6925e
 2015-08-31 19:38:42 +00:00
drh
390b88a448 Case should not be significant when comparing function names. 
FossilOrigin-Name: e2f1caf117b0a9632d52246717ab202852982339
 2015-08-31 18:13:01 +00:00
drh
1d85e405e6 Make the distinction between truly deterministic functions and date/time 
functions which only return the same answer for a single query.  Only truly
deterministic functions are allowed in indexes.  Add new expression index
test cases.

FossilOrigin-Name: c77554b5c42327106a7b90334e9cc3c07b007c76
 2015-08-31 17:34:41 +00:00
drh
47991425cb Improved analysis and usage of indexed expressions in the query planner. 
FossilOrigin-Name: f8893696387cba9d293a05a68dc38228077b3dc5
 2015-08-31 15:58:06 +00:00
drh
087f83b662 Merge the latest enhancements from trunk. 
FossilOrigin-Name: 7bde6d4d8cf05e1beb9bdf20b85760dc3e7a76c9
 2015-08-31 14:27:29 +00:00
drh
3ad93bba84 Enhance the json_extract() function so that if given multiple PATH arguments 
it will return a JSON array with all of the answers.  Also update comments
within the json1 extension to reflect stricter interpretation of JSON and PATH
arguments.

FossilOrigin-Name: 1da60c3dda4254620052a83c853c2d2b6dd5009f
 2015-08-29 19:41:45 +00:00
drh
3be094df69 Link the json1 extension into the command-line shell by default. 
FossilOrigin-Name: 2e8e239cec5a12ac81cf62c0fbe94fb5713c31b1
 2015-08-29 19:03:33 +00:00
dan
0cb01f5c2c Add a test for an fts5 tokenizer that supports synonyms by adding multiple entries to the fts index. 
FossilOrigin-Name: 98d07d16cab92f1e7001afbe370df3ec6343fc1f
 2015-08-29 18:46:12 +00:00
drh
20b3b6109b New test cases for the json1 extension. 
FossilOrigin-Name: daff4832af963f98bcc1d2c2f84bd815d384f850
 2015-08-29 18:30:30 +00:00
drh
d29759288e Fix the build with -DSQLITE_OMIT_VIRTUALTABLE. 
FossilOrigin-Name: 752918def7231f7846b3e985c9953a1cc825ab6b
 2015-08-29 17:22:33 +00:00
drh
d1f0068d19 Do not consider an empty string to be valid JSON. Add some additional 
JSON test cases.

FossilOrigin-Name: fd19ff029f128f478f69910352a6f8b84262ce1d
 2015-08-29 16:02:37 +00:00
dan
ee0c0a8de3 Another change to the fts5 tokenizer API. 
FossilOrigin-Name: fc71868496f45f9c7a79ed2bf2d164a7c4718ce1
 2015-08-29 15:44:27 +00:00
drh
a771402e55 Change the json1.c module so that it throws an error if any of the 
JSON selector paths are malformed.

FossilOrigin-Name: 3aa0855fd463076fc3277f1d9fe00d2f30e6b449
 2015-08-29 00:54:49 +00:00
drh
f2df7e71d6 Back out the json_check() routine. Instead, throw an error if the input to 
a json function (other than json_valid()) is not valid JSON.

FossilOrigin-Name: dc9ce7b18cbe23d065317757234ef9fb8792da7a
 2015-08-28 20:07:40 +00:00
dan
57e0add3f9 Change the fts5 tokenizer API to allow more than one token to occupy a single position within a document. 
FossilOrigin-Name: 90b85b42f2b2dd3e939b129b7df2b822a05e243d
 2015-08-28 19:56:47 +00:00
dan
2798f0b54b Fix compiler warnings in rbu code. 
FossilOrigin-Name: 0fdc36fe35ae2fc8e9688fe6c53437f4d47502d9
 2015-08-28 16:41:45 +00:00
dan
3b05828ea8 When searching the wal file for a frame, do not search that part that was already checkpointed when the transaction was opened. 
FossilOrigin-Name: a84cf4f5d326270a61faf4ff867260f2dd1e68a6
 2015-08-28 16:18:45 +00:00
dan
8f9ea2dc70 Merge latest trunk into this branch. 
FossilOrigin-Name: ab93024da7bd577d8850b417aff8597a8b3807fc
 2015-08-28 15:50:24 +00:00
drh
f6ec8d4f4c Add the json_check() function, which returns its argument if the argument 
is well-formed JSON or which throws an error otherwise.

FossilOrigin-Name: 64abb65d4df11e5b3bcc4afc8e7c18e907c6080a
 2015-08-28 03:48:04 +00:00
drh
ecb5fedb3f Enhance the json_insert(), json_replace(), and json_set() functions with the 
ability to add JSON instead of text if the argument is text and if the PATH
begins with '$$' instead of just '$'.

FossilOrigin-Name: 44f103d8862abc2d5613bac04dc2ea8e625b1f40
 2015-08-28 03:33:50 +00:00
drh
31a5d34283 Fix the OR-optimization so that it always ignores subplans that do not use an index. 
FossilOrigin-Name: cf452028d1be2c5578a07f6e21b4d8b613373eb8
 2015-08-27 23:42:43 +00:00
drh
2dc292930d Fix the OR-optimization so that it always ignores subplans that do not 
use an index.

FossilOrigin-Name: 66f92a16866e5825363636b9cc4b8f9b29d9e84d
 2015-08-27 23:18:55 +00:00
drh
c7c4680ffd Fix EXPLAIN QUERY PLAN output for indexed-expressions. Fix another 
obscure fault in the WHERE term scanner.

FossilOrigin-Name: 73d361ce9e4d72c943def8b0b3caa227f9199aed
 2015-08-27 20:33:38 +00:00
drh
29d03f6517 Fix problems in the indexed-expression handling in the optimizer. 
FossilOrigin-Name: 03375017691d5b480e73d712c4318632e835060c
 2015-08-27 19:56:49 +00:00
drh
6860e6fa6f Activate the ability to use expressions in indexes in a query. There are some 
test failures, but mostly this seems to work.

FossilOrigin-Name: 42f93f582eccd8a778189aa6c113874f995ab751
 2015-08-27 18:24:02 +00:00
drh
b377020ca9 Merge changes from trunk. 
FossilOrigin-Name: c80e9e8e8cc1e7676d7c782ee0827726875db79e
 2015-08-27 16:07:02 +00:00
drh
bb52308f3d Adjustments to the WHERE term scanning, to better handle scanning terms of 
an index.

FossilOrigin-Name: 5611130a595e7f0b6d5f21d76f2755e9c09c7810
 2015-08-27 15:58:51 +00:00
drh
a3f108e93d Reduce the size of the WhereScan object by 24 bytes while also clarifying its 
operation.

FossilOrigin-Name: cbc3c9a8bf169ae0b21f26855038502c6cc25cfe
 2015-08-26 21:08:04 +00:00
drh
e14796085a Merge enhancements from trunk. 
FossilOrigin-Name: ec6ddb3d481d005c304a26c948c9c808586750e9
 2015-08-26 18:04:23 +00:00
drh
5579d59fb3 Evaluate expressions only once when the same expression is used in both the 
result set and in the ORDER BY clause.

FossilOrigin-Name: c2f3bbad778504681b39ab9399a1eb3c1a35ab3f
 2015-08-26 14:01:41 +00:00
drh
0576bc59a7 Refactor With.a.zErr into With.a.zCteErr. No logic changes. 
FossilOrigin-Name: 58ba73630ecc4bc58b03a7962dd45b305ef605ef
 2015-08-26 11:40:11 +00:00
drh
1c4505de91 Update the TreeView output for compound SELECT statements so that all entries 
are shown vertically aligned rather than each successive entry being indented.

FossilOrigin-Name: 65a8918776aa395009a690fa86bfc7d99eb973f9
 2015-08-26 11:34:31 +00:00
drh
567cc1e407 Move sqlite3IndexColumnAffinity() inside of SQLITE_ENABLE_STAT3_OR_STAT4. 
FossilOrigin-Name: b3732a4e1b42a86675d89766cb8089914e2fab9a
 2015-08-25 19:42:28 +00:00
drh
760b32dff2 Merge trunk enhancements. 
FossilOrigin-Name: e8b02902c48f3668dcff7b1767347ac7ef3c971e
 2015-08-25 19:24:11 +00:00
drh
e910769817 Use the sqlite3IndexColumnAffinity() routine to quickly and correctly find the 
affinity of an index column.

FossilOrigin-Name: 1ee089a72d789002a0a377347fc51e08ab32fb14
 2015-08-25 19:20:04 +00:00
drh
1f9ca2c84c Add code to maintain indexes with expression arguments across DELETE, INSERT, 
and UPDATE statements.  Legacy tests pass, but the new code paths are still
largely untested.  The query planner currently makes no effort to use
expression indexes.

FossilOrigin-Name: efaabdb71626bdc03768e87e186c72f6f3da75b2
 2015-08-25 16:57:52 +00:00
drh
f8febc1b05 Fix a memory leak that might occur when compiling with SQLITE_OMIT_CHECK. 
FossilOrigin-Name: 8f1d9f1f308518522ebb1eaebb9b184b4ac30924
 2015-08-25 00:34:54 +00:00