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Author SHA1 Message Date
dan
c9a8668ac7 Allow min() and max() to be used as window functions. 
FossilOrigin-Name: c16125a884a9131b707ac20033968c4c3177ea79625a15efb64d754568c6c7a0
 2018-05-30 20:44:58 +00:00
dan
d6f784ef92 Further window frame tests and fixes. 
FossilOrigin-Name: e74c6e91859ec395c12ba2742542ff176a1d8364dcfb66b862240746bef54efc
 2018-05-28 18:30:45 +00:00
dan
79d4544d53 More fixes for different window frame types. 
FossilOrigin-Name: 2c85668a0f86bcfd3de4c65847ac252e136ce97409a2249c5f4f58e3756e9a69
 2018-05-26 21:17:29 +00:00
dan
09590aaa1b Fix "RANGE BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING" window frame 
processing.

FossilOrigin-Name: b4e9c686697a5211a3bfa47e63f0684e3d4241d8c292cffe1a967bc39ad7cd8f
 2018-05-25 20:30:17 +00:00
dan
83023a3357 Merge latest trunk changes into this branch. 
FossilOrigin-Name: 6232519899efc568465d8fcc9fcd79d46a2ce4ec05109d26d5eb1ebd239cd596
 2018-05-25 09:36:27 +00:00
dan
e105dd7622 Fixes for "ROWS BETWEEN <expr> FOLLOWING AND <expr> FOLLOWING" and "ROWS 
BETWEEN <expr> FOLLOWING AND UNBOUNDED FOLLOWING"

FossilOrigin-Name: 5ac44872fd5c4f92851e7bf57d7207bb4d67de88ea2b5c746ff97f20bd6352e1
 2018-05-25 09:29:11 +00:00
drh
338e311acb When doing a one-pass UPDATE or DELETE on virtual tables, close the cursor 
prior to running VUpdate.  This allows one-pass to work on virtual tables
that do not allow concurrent reads and writes.  Enhance rtree to take
advantage of this new capability.

FossilOrigin-Name: b816023ce07d01024d5769e16db924374a49bf909edd12dc1344a0a1ef693db5
 2018-05-24 23:51:57 +00:00
drh
30fc7f8009 New test case for reading and writing the same rtree concurrently. 
FossilOrigin-Name: 3ba08e53d54165f5541756ad13a4c2f0b18516cb612a256e056ed1ff76c1fa83
 2018-05-24 22:42:27 +00:00
drh
c8c9cdd9dd Do not allow RTree writes when a read cursor is active on the same virtual 
table, as the writes might rebalance and disrupt the read cursors.  Return
the new SQLITE_LOCKED_VTAB error code if this happens.

FossilOrigin-Name: d4ce66610851c825cb712f985216b63e015c753fdd5521f929c67ad18bfd7664
 2018-05-24 22:31:01 +00:00
dan
31f5639fb7 Allow "<expr> PRECEDING" to be used to specify the end of a window frame. 
FossilOrigin-Name: 7b709a989c188dbcf429989a0785294b36c8a7e89b5de8cefc25decf1f5b7f5a
 2018-05-24 21:10:57 +00:00
dan
99652dda3c Support other frame types that use "<expr> PRECEDING" or "<expr> FOLLOWING" as 
start or end conditions.

FossilOrigin-Name: ec7b648c7f0ee266653561bbb9daa45b9be0d8a1a14f11dc93bce467c35154e6
 2018-05-24 17:49:14 +00:00
drh
b9cd2c4536 In the OOM testing logic, add the sqlite3FirstFault() routine as a place to 
set a breakpoint the first time any simulated OOM fault occurs for a single
test case.

FossilOrigin-Name: b4d80bd287ca7f3a6d182ba2435273266035b94fdf6a44047a64a4eff931c571
 2018-05-24 17:38:00 +00:00
drh
bbd574bc37 Fix a typo in a comment used to generate VDBE opcode documentation. No 
code changes.

FossilOrigin-Name: 36cdfbf2ce1811691c790fde3eaeed0238c03b4dc97dc3a20d1e0397520145d1
 2018-05-24 17:25:35 +00:00
drh
cf8784cd8f Addition cases for rtree preformance testing in speedtest1.c. Add the 
--nodiff option to the speed-check.sh script.

FossilOrigin-Name: 95f2d62cf3cf8dbe0f12b652b47fe1f8e0f52bc269e269955fafdf802afc47c1
 2018-05-24 16:18:35 +00:00
drh
7458a9f3f7 Updates to the sqlite3_vtab_nochange() documentation. No changes to code. 
FossilOrigin-Name: 5bd99abc10b8153aadff5f815ae15fbe375f34f043c65def4be03014d2efdb50
 2018-05-24 13:59:45 +00:00
dan
c3a20c19a8 Add support for "ROWS BETWEEN <expr> PRECEDING AND <expr> FOLLOWING" window 
frames.

FossilOrigin-Name: 3a203660f1e4da3b8d2d605c494f4843f6e00752f28042b49e11d7d6550dd406
 2018-05-23 20:55:37 +00:00
drh
4c57e326ef Remove a branch that is no longer used due to the fix to the 
sqlite_sequence schema problem, ticket
[d8dc2b3a58cd5dc2918a1d4acbba4676a23ada4c]

FossilOrigin-Name: 066742692a9e8735b814c6a145545f97a7fb10b29cead78e68e25324e79aabaa
 2018-05-23 17:53:07 +00:00
drh
186ebd41cf Verify that the sqlite_sequence table exists and is in approximately the 
correct format prior to using it to process an autoincrement table.
Fix for ticket [d8dc2b3a58cd5dc2918a1d4a].

FossilOrigin-Name: e199e859ace4f8381c6380175206e7a276e3f2228fadbbca9341bca8d2fc445d
 2018-05-23 16:50:21 +00:00
dan
72779425b5 Merge latest trunk changes into this branch. 
FossilOrigin-Name: cdb68d2c64e453fdcd29437d5915c5c5ab6fbc7b5ffac52f4cb393f35b4a0124
 2018-05-22 20:36:12 +00:00
dan
8471be3311 Add comments to window.c describing how other window frames will be implemented. 
FossilOrigin-Name: 16168146b202915252f9375aef38e65ca20c5d4aa906e851d4d3a484db57562d
 2018-05-22 20:35:37 +00:00
dan
f9eae18b56 Begin adding support for more esoteric window frames. 
FossilOrigin-Name: bc4b81d60d40583de0f929730159011c1a7696802532ebd02220de3ace94a60d
 2018-05-21 19:45:11 +00:00
dan
b6e9f7a4d1 Fix minor problems on this branch. 
FossilOrigin-Name: 19c2e4b2f164521eab84cb0a0e12984be9431eaedd001dd3671e9ea1a6212353
 2018-05-19 14:15:29 +00:00
drh
e8cf689df3 Add support for auxiliary columns to the rtree extension. 
FossilOrigin-Name: c6071ac99cfa4b6272ac4d739fc61a85acb544f6c1c2ae67b31e92aadcc995bd
 2018-05-18 17:58:33 +00:00
drh
16d261b3ef Merge enhancements from trunk, especially the CLI fixes. 
FossilOrigin-Name: a350040a3bb962823f92908fb31cade52baf13eab90ef608ca3a8349e4c28c9d
 2018-05-18 17:17:36 +00:00
drh
9e80403bfc In the CLI, detect and report errors on sqlite3_close(). Clear global 
variables prior to exit to so that valgrind can better detect resource
leaks.

FossilOrigin-Name: e3b2e0a078b82ac6cd3c3312e8ac0983c1375e1052f1e324476d2f8d1b227c30
 2018-05-18 17:11:50 +00:00
drh
a02fd67b99 Avoid unnecessary sqlite3_finalize() operations. 
FossilOrigin-Name: 16f71032a3a2919cb226b25b5256a370adb5c55fa506d4774b7f83dc8868e793
 2018-05-18 16:53:07 +00:00
drh
136c9903bf Fix a prepare-statement leak. 
FossilOrigin-Name: 95fd296ffc8130526a1453cbdca6ce47f22fc5b5c474aa31d66b627d0c7393a1
 2018-05-18 16:46:09 +00:00
drh
252f39619a Improved error messages. Limit the number of auxiliary columns to 100. 
FossilOrigin-Name: 059d20abd57727e6d312f15b640359ef778786f577d9b50b17b57195db2d0aef
 2018-05-18 15:21:43 +00:00
drh
bc30e2023b Improvements to integer/float comparisons on architectures that lack a 
"long double" type.

FossilOrigin-Name: 5139ea62a8a6c6dc6558c337de39bcbadd26f6515742263387be03c862c78cf0
 2018-05-18 14:24:23 +00:00
drh
8d1751b6fa Remove incorrect NEVER() macro added by the previous check-in. 
FossilOrigin-Name: 3d6625111319c0356c57aaf7b7460fd882c3f00ca668dc43c0abe3403c7c2ba3
 2018-05-18 14:19:35 +00:00
drh
6c319e1238 Improvements to the sqlite3IntFloatCompare() routine for systems that 
lack the long double type.

FossilOrigin-Name: ea6a03a89dc23e860e53e79ec3fddf0ae7072a23b73aef3d2d181b426566b677
 2018-05-18 13:39:00 +00:00
drh
be4ccb2838 In the CLI with the -A command, if the file does not previously exist and 
its name looks like a ZIP archive name, then create it as a ZIP archive.

FossilOrigin-Name: 33dc8fad7f2b467f259eb78eb7342a760f01d54d95da7fe4cace10e558788a58
 2018-05-17 20:04:24 +00:00
dan
e2f781b9d1 Evaluate multiple window functions in a single pass if they use the same 
window definition. Add xValue callbacks for other built-in aggregate
functions.

FossilOrigin-Name: c9f0f140941660ff368e5bb5752d54feb1964b7a9eac986d4bfb8f24a1c20d86
 2018-05-17 19:24:08 +00:00
dan
2e362f9775 Handle multiple window-functions in a single query. 
FossilOrigin-Name: 35af0b750e70dcf0f343b115f4bbd0860a7e8064be204d4dfba1a43c22ff07b1
 2018-05-17 14:26:27 +00:00
drh
d0f9cdcc63 Improved error and help messages for the ".archive" command and "-A" option 
to the CLI. If a memory leak in --list processing.

FossilOrigin-Name: 02541ac6f919a8a8b18ef0525c4ee24fdbc5c1883171fb1a492434cd0f006f7c
 2018-05-17 14:09:06 +00:00
drh
1f22f62582 Fix memory errors associated with argv in the CLI when it is 
compiled on Windows.

FossilOrigin-Name: 4474d69b5c21b4e6f0d1376fbceca0f18c715ff673aea63053a02bfbe041d03b
 2018-05-17 13:29:14 +00:00
dan
86fb6e1738 Start of experimental implementation of SQL window functions. Does not yet 
work.

FossilOrigin-Name: 3781e520854808fe02ad3fe77dd11fc917448c58ff1fd79123289dd91937decd
 2018-05-16 20:58:07 +00:00
drh
26fb126622 Fix an issue with rtreecheck() and auxiliary data columns. 
FossilOrigin-Name: 46715136078a51ca7dd08b83214d6ad0e85728af8a26cd342077b8dd4ada1d60
 2018-05-16 19:56:20 +00:00
drh
7578456c25 Do not allow auxiliary columns in the rtree to interfere with query planning. 
Begin adding test cases.

FossilOrigin-Name: 9abe023e1afa7dc1a7eba7fbb3128401de129873d86b7c71c221decca26a821c
 2018-05-16 19:07:07 +00:00
drh
1e76c22b4a Fix the OOM issue mentioned in the previous check-in. 
FossilOrigin-Name: c489d8e44eac4cd355096ab66bb40f13ef662f31e080c9f1f2ee379fe55b207a
 2018-05-16 18:18:24 +00:00
drh
e297196524 Initial implementation of the ability to have auxiliary columns in an rtree 
virtual table that store arbitrary content.  It mostly works, but there are
some minor issues in OOM corner cases.

FossilOrigin-Name: 0c87fec970221f954e0a92f3ef0437b382255479fac5b403ee37b1bb5ab29719
 2018-05-16 17:57:30 +00:00
drh
f80bba9d8d Enhance the sqlite3_str_new() interface so that it always returns a valid 
and non-NULL pointer even in an OOM condition.

FossilOrigin-Name: ed5b09680fd6659ebbe5ace3c1c56f3962bbd75cfdf65c7565651900cf87917a
 2018-05-16 15:35:03 +00:00
drh
dd7460f0fd Correct output for the fullkey column of json_each() when the total JSON 
input is a simple value, not an array or object.

FossilOrigin-Name: b45b18850c59f22a163ee482f529f578a8798f96d0e26b5a061d336d480a1540
 2018-05-16 12:19:11 +00:00
dan
a44005af4f Fix a test case problem in wherelimit.test. 
FossilOrigin-Name: 3012df8b2c0b19d27260f389147a96c501aee9a4aee3813834cc9e438dbacede
 2018-05-15 09:09:00 +00:00
drh
492ad131bd Make more aggressive use of automatic indexes when processing materalized 
views and subqueries.

FossilOrigin-Name: 172f5bd27e47cbdaaab54fe4383a5ee505d285257af6153ed626d9493a4adab3
 2018-05-14 22:46:11 +00:00
drh
a090ab90d6 Convert the schema creation logic in the rtree extension to use the 
new sqlite3_str interface.

FossilOrigin-Name: fd8b8c4196d3f0f6cb129f43ebf473ada86eefdf16181fa70ceee21e1232b5e1
 2018-05-14 15:26:05 +00:00
mistachkin
a3926f4bbf Fix typo in the shell.c source file. 
FossilOrigin-Name: 389dc0a901b0ce54c3c773d63e5b288f6dd28b96dffc4b77861db89b275b57d6
 2018-05-14 12:23:04 +00:00
drh
fc97c1c8cb Export the deduceDatabaseType() function the shell.c source file. 
FossilOrigin-Name: d0f35739af3b226c8eef39676407293650cde551acef06fe8628fdd5b59bd66a
 2018-05-14 00:41:12 +00:00
drh
69ed38a822 Add the --append option to the ".backup" command in the CLI. 
FossilOrigin-Name: 0dfdbdee527b0c429703bc2696bf8d8e44a852aafe0aca742b9d7152eb1f932e
 2018-05-14 00:23:08 +00:00
drh
1615c37e48 In the CLI, allow comment lines that begin with '#', but only in a context 
where a dot-command is allowed.  In other words, '#' at the beginning of a
line in the middle of an SQL statement is just part of the SQL.

FossilOrigin-Name: 4ee136d6d2e029dad8371faf659d3a0bc0ac6ae76940db81d333848545bc990f
 2018-05-12 23:56:22 +00:00