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Code Activity
21,092 Commits 1,607 Branches 185 Tags
d901b168b58bb82192bcfc5dcb3b7ae316af1497
Commit Graph

14444 Commits

Author SHA1 Message Date
mistachkin
065f3bf4f2 Fix various harmless compiler warnings seen with MSVC. 
FossilOrigin-Name: 1c0fe5b5763fe5cbace9773dcdab742e126d0bd035ab13d61f9d134afa0afc0c
 2019-03-20 05:45:03 +00:00
drh
d0f820a7e6 Enhance the VACUUM INTO command so that it works on read-only databases. 
FossilOrigin-Name: 55be6d0a9fa8a64b9c9c5ed51a2b9144304f7f0870a13b92d5864ac4d54491b6
 2019-03-19 20:42:42 +00:00
dan
6603342f12 Fix a problem with EXCLUDE clauses on window frames with no ORDER BY. 
FossilOrigin-Name: e0255063799a2a8531f0eaa8790334509591a5ababc5b915035b46d2faa80363
 2019-03-19 19:19:53 +00:00
dan
1d4b25fa50 Add missing VdbeCoverage() macros to new code in window.c. 
FossilOrigin-Name: 4f9b93e6cfa0b3b6ab8a126299c2b2a242f840453dc450e84d3df87576cf6cf8
 2019-03-19 16:49:15 +00:00
drh
f012dc4eb9 When computing the amount of scratch memory needed during a rebalance operation, 
assume the worst case for the number of cells per page, rather than relying
on the BtPage.nCell value, which might be incorrect for a corrupt database.

FossilOrigin-Name: a420ebd08f5a96b9e61a37cb42e1b3f346c23505630d9c33fe30ce7882959b36
 2019-03-19 15:36:46 +00:00
dan
e5166e070a Revert the OP_MustBeInt opcode implementation on this branch so that it again matches trunk. The extra functionality is no longer required. 
FossilOrigin-Name: c02f77b1b4d025d4243f883d6f3a2b3abcaf4944e0209f641b62c576415343dc
 2019-03-19 11:56:39 +00:00
dan
d430c2eb46 Update this branch with latest trunk changes. 
FossilOrigin-Name: 98cc26598718e5557ee00aa77336024c91e483ec6de650e172ad1b44a6f0a77b
 2019-03-19 11:17:28 +00:00
dan
ced89124d8 Ensure that all the new window-function keywords can still be used as SQL identifiers. 
FossilOrigin-Name: a6d61dfd4780eccfce5f7a5ead6c04e3b78bc4a461551fd7dd602550e0d51084
 2019-03-19 06:40:29 +00:00
dan
0525b6f47f Add further tests for new window function functionality. 
FossilOrigin-Name: 1fbddf01b1c3fff95b05e2f2f709754e2b514296060b4846518791e7161d9ddb
 2019-03-18 21:19:40 +00:00
dan
108e6b2c87 Always evaluate window functions using the alternative path usually only used by EXCLUDE frames if the SQLITE_QueryFlattener test flag is set. 
FossilOrigin-Name: 2879a691aca9304aea5acb46bab8e82bb2e08eb54201f3679d60bfc0e8383845
 2019-03-18 18:55:35 +00:00
dan
bdabe742da Fixes for RANGE windows and NULL values. 
FossilOrigin-Name: 723c84be3ec5ae941b7abd2442cdb76ca3bd76a5ce2d830b0e648c6e1424885a
 2019-03-18 16:51:24 +00:00
drh
610f11de25 Fix a typo in a comment. No changes to code. 
FossilOrigin-Name: c2f50aa4e7bad8821e91a7490283dd53e44047d10a8cfebc3e2da26c770a5218
 2019-03-18 10:30:00 +00:00
dan
1e7cb19be3 Fix problems with RANGE windows and string, blob and NULL values. 
FossilOrigin-Name: cebe09e11cc91d9776f259dd9b87e9c760a460f53ba6fa36481dfe58f77ad417
 2019-03-16 20:29:54 +00:00
dan
bf84515a2b In order to identify the first row of each partition, check if the rowid in the ephemeral table is 1 instead of using a dedicated flag register. 
FossilOrigin-Name: f2d5f7a24c7aa483c579706c5bd7268a74da6d53025d78fa8642908c2aed1707
 2019-03-16 10:15:24 +00:00
dan
c782a81aa5 Implement the EXCLUDE clause for window frames. 
FossilOrigin-Name: 9b43c3ee2e054b05715573f4f3893b84aabc5100832333c9a0f2a1628552a978
 2019-03-15 20:46:19 +00:00
drh
aadf8327be Back out the change to support Fuchsia, since it turns out fuchsia does not 
like dot-file locks.

FossilOrigin-Name: 1d801a3b2c48dc8a918d6da047bc877acf033d5f5c4e1d4b412ba7678ed6f8b3
 2019-03-15 19:08:23 +00:00
dan
1f3b284b11 Ensure that ALTER TABLE commands open statement transactions. Fix for [596d059a]. 
FossilOrigin-Name: 0f2129f59f7df929106e2af876c2976dea6528c1dc1850d64cddb256f20e121a
 2019-03-15 16:17:32 +00:00
dan
d35300f9b6 Parse EXCLUDE clauses in window frames. They do not yet work. 
FossilOrigin-Name: d03c7533a1e993f1b12392a5193b2127484307b27072236a1255e7a30849a381
 2019-03-14 20:53:21 +00:00
dan
a0f6b83300 Add things to this branch that will be required to support the EXCLUDE clause. 
FossilOrigin-Name: 7d66cd2013206ebad50c7cdb7dab9211fa8b47f5cb7067dcb314b3e0180875f8
 2019-03-14 16:36:20 +00:00
drh
a49774f478 Technical improvements to the documentation for sqlite3_bind_blob() and 
sqlite3_bind_text().  No changes to code.

FossilOrigin-Name: fb60150aeedc3898cb249c75c98a7cb48fcec090f94ded7896b634e436c7daa5
 2019-03-14 00:01:23 +00:00
drh
2e41b99ea9 Improvements to the sqlite3_db_filename() API documentation. No code changes. 
FossilOrigin-Name: 711f5ec4dc2635e3102a607510cbbe0b468d9f0af935e09d3454e6e925c8dcb2
 2019-03-13 23:51:05 +00:00
dan
db7d895e9d Merge latest trunk changes into this branch. 
FossilOrigin-Name: 0b904517bd6c4c59082381577246d3d2351b4265fc9151438ee4c33cf16f2eb1
 2019-03-13 17:31:20 +00:00
dan
b6f2deac3c Avoid allocating excessive registers for the PARTITION BY expressions when processing window functions. 
FossilOrigin-Name: 180be266238e18c01f8bd52c75dd9aa3e26e553620258141cd95189a0ae59ddb
 2019-03-13 17:20:27 +00:00
dan
b560a7194d Remove rows from the ephemeral table used by window functions once they are no longer required. 
FossilOrigin-Name: 6ad553192051eaa0c6d929baacde2de07b93c6d09de861028bbce55a2c9bfdd3
 2019-03-13 15:29:14 +00:00
dan
fcb02429ec When deserializing a database (sqlite3_deserialize()), do not attempt to parse the schema before the data is loaded. 
FossilOrigin-Name: 4e1b005e8b397a22161a6b89cbd3f17bda70a6e0a86d8abdc61856edf2a74da4
 2019-03-13 11:40:30 +00:00
drh
2a934d75d9 Detect zero-length free slots on btree pages and report that as corruption. 
FossilOrigin-Name: c4f0568fde1d4070e7522ec36c0958be7426076002a7fa2da12a46411ab2e92d
 2019-03-13 10:29:16 +00:00
dan
d446165f7d Minor optimization in sqlite3WindowCodeStep(). 
FossilOrigin-Name: b1322ffb6e63a110998068bf4f0a903028bd4fc0464ae1e517d745fb46423f39
 2019-03-13 08:28:51 +00:00
dan
bb40727857 Allow real values to be used in PRECEDING and FOLLOWING expressions for RANGE window frames. 
FossilOrigin-Name: 25ff7091cb12c63b1864ce68a9151f8432af5804b5ae905a2175761ab4b9fdd8
 2019-03-12 18:28:51 +00:00
dan
935d9d8260 Expand on header comment for sqlite3WindowCodeStep(). Further simplify the implementation of the same. 
FossilOrigin-Name: 5129bcc996b3c9f78ab6b674a4364787e7b353b90f15f027cad4431012022c30
 2019-03-12 15:21:51 +00:00
dan
9e24439c2f Fix a crash that could occur if the RHS of an IN expression is a correlated sub-query that refers to the outer query from within a window frame definition only. 
FossilOrigin-Name: 0524aaaf45681437c2dca3d31ff26a65bee7bd2074730277c29136635ee0be0f
 2019-03-12 09:49:10 +00:00
dan
cc7a850f2e Remove "cache mode" from the window frame code generator. Handle the same cases by editing the window frame specification itself. 
FossilOrigin-Name: 081263538332bb9c07e62630629007ccbba31bef5dc890f60b4ba58a355f70ac
 2019-03-11 19:50:54 +00:00
dan
a786e453a4 Simplify the windows frame code some. Add a comment explaining some of the VM code generated by sqlite3WindowCodeStep(). 
FossilOrigin-Name: 6bd1a07949ff3d394056bfcc813444401ef00806e3f0e0423ff6962541e84bdb
 2019-03-11 18:17:04 +00:00
dan
71fddaf195 Fix problems with "RANGE ... ORDER BY <expr> DESC" window frames. 
FossilOrigin-Name: e7bced731aa071c95bc398cdecd53c939841bf0c52fbcd06e47ba68f8c5cc35a
 2019-03-11 11:12:34 +00:00
dan
72b9fdcf20 Add support for RANGE window frames. Some cases still do not work. 
FossilOrigin-Name: ffc32b246d92d53c66094afe11950b53ffab6a1c230c602eebbfedafb2eb57f4
 2019-03-09 20:49:17 +00:00
dan
f7b846e4ed Merge latest trunk changes into this branch. 
FossilOrigin-Name: 53ea550ce759ae4683bcf0ae3af655bfe04f85db70f74edee6bcab56d83bb041
 2019-03-09 07:38:16 +00:00
dan
6c75b39614 Finish consolidation of window frame code. Add untested support for GROUPS frames. 
FossilOrigin-Name: 954bf369935083c188c3b14e77ed89fc5ec4323cc5b0c67e4a2e48fcc278df45
 2019-03-08 20:02:52 +00:00
drh
4b986b2a47 Patch makes balance_nonroot() slightly smaller and faster and more robust 
against corrupt databases.

FossilOrigin-Name: 174da3c32c9caebd642c31cb594597ccd5bb2a7fc501b1f49aef0b7b4765bfca
 2019-03-08 14:02:11 +00:00
drh
9a518843f5 Detect an attempt to drop a btree that is not within the bounds of the 
database file and abort early with an SQLITE_CORRUPT error, to avoid
problems later on in the process.

FossilOrigin-Name: 235a9698f5e9b3c21dc51c9c5042becfb82fc1762a7519a46b9f9fdafe9b0f13
 2019-03-08 01:52:30 +00:00
dan
54975cdff9 Fix other "ROWS BETWEEN" cases on this branch. 
FossilOrigin-Name: a5f68f66472610b5beb4fe28669fbbfe83a32742be73cecad9b2ae28f8a17b30
 2019-03-07 20:47:46 +00:00
dan
c813750b7b Modify new window functions function so that cursors are stepped immediately after each operation, instead of immediately before. 
FossilOrigin-Name: 093d2b25f1b656bba57d665aac68109436861b157a5769432b612176dae3f6eb
 2019-03-07 19:26:17 +00:00
dan
00267b8a7b Simplify the window function code generator some more. 
FossilOrigin-Name: 45cbd3b4498cea8856f189e9d0a192556d4f15212055b8328a1beca6083fc47a
 2019-03-06 21:04:11 +00:00
dan
b33487b0b6 Improvements to the way built-in window functions are handled. 
FossilOrigin-Name: e8eee566dfca6f4c8af074731dfe91f7fbcd9ca72f0303235b52e4e2e80d5b71
 2019-03-06 17:12:32 +00:00
drh
39c5c4ae06 Add the sqlite3_stmt_isexplain() interface. 
FossilOrigin-Name: ee642d3e2775ba4c73627ac71d0abf7a0f7a4ab3151d88e0076e9992f4814983
 2019-03-06 14:53:27 +00:00
drh
aff0fd483c Add an "|| CORRUPT_DB" term to an assert() that might be false if the database 
is corrupt.  Also add a branch to have sqlite3PagerMovepage() return
SQLITE_CORRUPT in that case.

FossilOrigin-Name: b0d5cf40bba34e459caa7480bc84a1d75496c2ab52029f4bb0a31f2d9369a8ee
 2019-03-06 14:08:41 +00:00
dan
b25a214dec Extend windowCodeStep() to handle any ROWS PRECEDING/FOLLOWING frame specification. 
FossilOrigin-Name: af0ea1363548461b2aad8fd54ee3f2f616111dcae2d6480f5294da44c87a0a5d
 2019-03-05 19:29:36 +00:00
drh
0a31dc201e If the initial byte of a record is a large value, then always used the 
generalized record comparison routine sqlite3VdbeRecordCompare() rather than
one of the specialized versions that are optimized for shorter records.

FossilOrigin-Name: c1ac00706bae45fe9735061ada025880606cdfb8ecfdaa36b4e2d04275820861
 2019-03-05 14:39:00 +00:00
dan
4e72e62f3b Merge trunk changes into this branch. 
FossilOrigin-Name: 9b4d561f68febdab6624d8c567fb4357bf67dda500664cf708d16a76f37b8ec1
 2019-03-04 21:08:53 +00:00
dan
680f6e8e2e Support some "ROWS BETWEEN N PRECEDING AND M FOLLOWING" window functions without caching entire partitions. 
FossilOrigin-Name: e7a91f12282afb5d5d7d78397a11d18e0268ee0c931d85e21fce00d13929494e
 2019-03-04 21:07:11 +00:00
dan
4474e869fe Fix a problem preventing compilation with SQLITE_OMIT_UTF16. 
FossilOrigin-Name: 906d1fd8650874236e0bf5734d5347dcc45ec036164a56570fec37da4ffeaf8f
 2019-03-04 07:15:57 +00:00
drh
e22976c535 Fix the SQLITE_DIRECT_OVERFLOW_READ compile-time option so that it works 
with SQLITE_HAS_CODEC.

FossilOrigin-Name: fd085e9260bec18f968704abb2dd324d954baa121d13b67c3f5b801e9e3834aa
 2019-03-02 15:25:24 +00:00