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Code Activity
11,691 Commits 1,607 Branches 185 Tags
dad19c320475942a449ac6f9817a4d06dfddf392
Commit Graph

678 Commits

Author SHA1 Message Date
danielk1977
b1c685b0c8 Allow INDEXED BY and NOT INDEXED to be used in UPDATE and DELETE statements. (CVS 5772) 
FossilOrigin-Name: 83a7e446b2d4846a6f92bd831a2adaa265f5a786
 2008-10-06 16:18:39 +00:00
danielk1977
85574e31cb Allow INDEXED BY and NOT INDEXED clauses in SELECT statements. (CVS 5766) 
FossilOrigin-Name: 98ca5580f5acd2e7b3ce512520ec0527f221505e
 2008-10-06 05:32:18 +00:00
drh
9606781667 Fix for ticket #3382 was mistakenly removed by (5712). Add an assert to 
prevent it from being removed again. (CVS 5733)

FossilOrigin-Name: 01d26b3df7029f7fa09231c18a7b9f9a1a967916
 2008-09-23 09:36:10 +00:00
drh
d176611b44 Fix for tickets #3378 and #3381 that preserves the aliasing optimization. 
And yet, this fix feels uncomfortable.  Seeking an alternative... (CVS 5712)

FossilOrigin-Name: f8b759f1977915c314be874840ebf18e6bc69b57
 2008-09-17 00:13:12 +00:00
danielk1977
05edfb62d9 Initialize variable pKeyDup in multiSelectOrderBy(). Technically it doesn't need to be initialized, but the reasoning required to come to that conclusion is too complicated for some automated systems. So it is initialized to keep some compilers happy. Ticket #3382. (CVS 5710) 
FossilOrigin-Name: bd58be6ecf0a22f3c8404bd7094ab5e13e19b1c4
 2008-09-16 15:55:55 +00:00
drh
f018cc2ef0 Fix issues with bizarrely quoted column names. Tickets #3370, #3371, 
and #3372. (CVS 5696)

FossilOrigin-Name: ced6bbd228b4a324ddb9c5ff15fd027811c8806a
 2008-09-13 01:20:14 +00:00
drh
588a9a1a1c Defer deleting Table objects associated with flattened subqueries until 
all code has been generated, in case some expression node still references
the Table object.  Ticket #3346. (CVS 5650)

FossilOrigin-Name: d04d70336727a0db959c672e6c22cdaa0505dce5
 2008-09-01 15:52:10 +00:00
drh
229cf702f0 Do not flatten subqueries where the subquery has a LIMIT and the outer 
query has a WHERE clause.  Ticket #3334. (CVS 5613)

FossilOrigin-Name: 4995a1d1c9530be9ce647d338169620cd95a72eb
 2008-08-26 12:56:14 +00:00
drh
0a846f96ef Fix bug in the premutation testing that was causing many permutations from 
begin skipped.  There are now 16 errors reported by the permutation test. (CVS 5610)

FossilOrigin-Name: 4ad096bda1fc5c7b66f71ff5b32a4085c9a40574
 2008-08-25 17:23:29 +00:00
drh
9d8b3072ce Enhanced test coverage. (CVS 5598) 
FossilOrigin-Name: cc36b4e016a1f519ca81d591de3a551ee8aa6813
 2008-08-22 16:29:51 +00:00
drh
f0209f7410 Make sure "rowid" columns in views are named correctly. Ticket #3308. (CVS 5580) 
FossilOrigin-Name: 8593218c7c8016fbdbcc223db951751eaba9c0dd
 2008-08-21 14:54:28 +00:00
drh
6a012f04d5 Reinsert an SCopy operation that was removed in (5523) because coverage 
testing indicated that it was dead code.  Ticket #3324 shows that the
code was not as dead as we thought it was. (CVS 5578)

FossilOrigin-Name: 6855711595b58d4b6fbaf9480720b788904d0e2d
 2008-08-21 14:15:59 +00:00
drh
7d10d5a6e1 Refactor the name resolution procedures in the code generator. (CVS 5569) 
FossilOrigin-Name: daf730d1defa78fb8b80a78f9108ac35a13e09f6
 2008-08-20 16:35:10 +00:00
drh
2b300d5d6f Do not flatten the right term of a LEFT join. Ticket #3300. (CVS 5565) 
FossilOrigin-Name: 8947c72f93d0b79c8061a3bfd5ab595edfb155a5
 2008-08-14 00:19:48 +00:00
drh
bc10377a40 Move a variable initialization earlier to work around MS compiler complaints. (CVS 5549) 
FossilOrigin-Name: 02232e71441efc75e0729423f635ce21809fe412
 2008-08-08 18:06:25 +00:00
danielk1977
de3e41e304 Fix (make test) with SQLITE_OMIT_COMPOUND_SELECT. Ticket #3235. (CVS 5530) 
FossilOrigin-Name: 9ca975c8fdeaae7d5af8fe62e097d8d251362cfe
 2008-08-04 03:51:24 +00:00
drh
701bb3b4f0 Additional coverage testing. Fix a segfault following OOM in 
sqltie3_load_extension(). (CVS 5523)

FossilOrigin-Name: f1e44eb323f05495cbae25113aebcc50d16b40df
 2008-08-02 03:50:39 +00:00
drh
4cfb22f798 Fix problems in test scripts. Add new test cases to improve test coverage. (CVS 5521) 
FossilOrigin-Name: b65f493c7519e8a5ee632a395b57d45269741dda
 2008-08-01 18:47:01 +00:00
drh
633e6d57d9 Implement the "lookaside" memory allocation cache. Use of this cache makes 
the speed1.test script run about 15% faster.  Added new interfaces to
control the cache. (CVS 5488)

FossilOrigin-Name: e48f9697e9fea339e150ddc32940760027dd07d9
 2008-07-28 19:34:53 +00:00
drh
7ce72f6950 Update the implementation of sqlite3ResultSetOfSelect() to (hopefully) make 
it clearer that malloc failures cannot possibly result in a crash.
Ticket #3247. (CVS 5470)

FossilOrigin-Name: 7455310931787ddc72d677ba6c471b67af9418a8
 2008-07-24 15:50:41 +00:00
shane
3514b6f759 flattenSubquery() needed if either SQLITE_OMIT_SUBQUERY or SQLITE_OMIT_VIEW not defined. (CVS 5445) 
FossilOrigin-Name: 1ffe7a995733fe91534a3ed81d2640fd7e6ebaa6
 2008-07-22 05:00:55 +00:00
drh
edaedab238 Update column naming rules. Ticket #3221. Rules for column naming 
are still subject to change (except for the AS rule which we promise to
keep the same) but are more consistent now.  And the rules are tested
using a new test script. (CVS 5416)

FossilOrigin-Name: 61f6e19755b85bcb065f85fc425c2172badea308
 2008-07-15 20:56:17 +00:00
drh
85e9e22b33 Increased test coverage. (CVS 5414) 
FossilOrigin-Name: 7cf91e08c08ce515c24c738c7d079f5b81eebee6
 2008-07-15 00:27:34 +00:00
drh
a34605859d Detect and handles the case where a row is modified or deleted while it 
is being read during SELECT processing. (CVS 5399)

FossilOrigin-Name: c80a5d09935c60a2a50bc262c172a94073355f0d
 2008-07-11 21:02:53 +00:00
danielk1977
80b3c54851 Fix a crash in flattenSubquery(). (CVS 5388) 
FossilOrigin-Name: 9c8b97ef593c17740640a01a7338164d7fbe070e
 2008-07-10 17:59:12 +00:00
drh
93a960a0a8 Remove unused code. Test coverage enhancements. Modify the algorithm used 
to select column names for VIEWs of joins so that the constructed column
names omits the underlying table names. (CVS 5386)

FossilOrigin-Name: 636cd723296a8b1709011fdd99b236ffddf3f1b0
 2008-07-10 00:32:42 +00:00
drh
e49b146f30 Additional test coverage in select.c and expr.c. (CVS 5381) 
FossilOrigin-Name: c6cf08477cc4d622a05ad6706cb9418cf7eea432
 2008-07-09 01:39:44 +00:00
drh
a9671a22b3 Remove obsolete code from select.c, including the "affinity" parameter 
to the sqlite3Select() module. (CVS 5380)

FossilOrigin-Name: cbd3c1585b7a8f8042aa1448fe1be87de056c41a
 2008-07-08 23:40:20 +00:00
drh
f089aa459e Completely rework the sqlite3SetString() primitive so that it honors the 
SQLITE_LIMIT_LENGTH and avoids the use of strlen(). (CVS 5374)

FossilOrigin-Name: 8ed04b1e26a55306e4baf3e93fb084514134d603
 2008-07-08 19:34:06 +00:00
drh
0880a74633 Improved testing of the min/max optimization. (CVS 5373) 
FossilOrigin-Name: fa07c360b708324c47c8e9931f1e2b1b24e4faf8
 2008-07-08 18:05:26 +00:00
danielk1977
49fc1f60b0 Prevent the flattening optimization from transforming a to a query with an illegal ORDER BY clause. (CVS 5372) 
FossilOrigin-Name: 6c2adade34fdbe344cf73f6bac951e0c37dd003b
 2008-07-08 17:43:56 +00:00
danielk1977
1f9caa41a0 Fix a memory leak that can occur following a malloc failure. (CVS 5339) 
FossilOrigin-Name: cec4eba1a105396c5fd5d2b664456f6d6be3f215
 2008-07-02 16:10:45 +00:00
danielk1977
524cc21ed6 Call the authorizer callback the same number of times whether or not the query flattening occurs. (CVS 5338) 
FossilOrigin-Name: 8b88b64bb37df4e38cbfe31a14c219688b26e2af
 2008-07-02 13:13:51 +00:00
danielk1977
4914cf92e3 Fix errors in in.test. Also add a few tests to selectB.test. (CVS 5337) 
FossilOrigin-Name: 8f9d1abb315a3d4aa3a580fd5cf3ae572cc330f4
 2008-07-01 18:26:49 +00:00
danielk1977
5e7ad50858 Fix another memory leak related to UNION ALL and sub-selects. (CVS 5336) 
FossilOrigin-Name: 56109b9a1f600ab3f16769aba0d47dcf782bbc95
 2008-07-01 17:39:27 +00:00
danielk1977
eca7e01a71 Fix a memory leak to do with the recent UNION ALL sub-select optimization. (CVS 5333) 
FossilOrigin-Name: 6ee71f4ddb4fa934f58c87dad2d30560af2e55d7
 2008-07-01 16:05:25 +00:00
danielk1977
4b86ef1d87 Fix a problem with LIMIT and OFFSET clauses on the parent query when optimizing a UNION ALL sub-select. (CVS 5332) 
FossilOrigin-Name: a79786a961dba8f4ffaddbe55e6467c14b12f7d6
 2008-07-01 14:39:35 +00:00
danielk1977
f23329a221 Optimize sub-selects and views that use UNION ALL. This optimization isn't very well tested yet. (CVS 5331) 
FossilOrigin-Name: 3ef468e7046b2091b5b6880fe19261ef1ee2887b
 2008-07-01 14:09:13 +00:00
danielk1977
daf79acb68 Call the query flattener while processing the parent query. Previously, it was called while processing the sub-queries. (CVS 5330) 
FossilOrigin-Name: 6fcb3bffe26ae1c21c72ce9019f1db1c118094a4
 2008-06-30 18:12:28 +00:00
drh
6fccc35a91 Remove unused variable. Fix a compiler warning. (CVS 5319) 
FossilOrigin-Name: 0b01ec5cf7725a02d4c12167df125cef578f6219
 2008-06-27 00:52:45 +00:00
drh
66ba23ce86 Tweaks to the IN expression code generator. Fix an an unrelated bug 
in the compound SELECT code generator. (CVS 5318)

FossilOrigin-Name: a4005782690f022e982df4873779a029b28b9306
 2008-06-27 00:47:28 +00:00
danielk1977
0cdc022e88 Fix handling of "x IN (...)" and "x NOT IN (...)" expressions when the set contains an SQL NULL value. (CVS 5314) 
FossilOrigin-Name: d45a97be71fa61ab4a692bd807ab762130f7f5b9
 2008-06-26 18:04:03 +00:00
drh
0acb7e4849 The compound-select merge optimization passes quick.test with no errors. (CVS 5299) 
FossilOrigin-Name: 8bbfa97837a74ef0514e0c92ea2a6576f02cc361
 2008-06-25 00:12:41 +00:00
drh
f6e369a119 Fix a problem in sqlite3ExprIsInteger() causing failures on select1-4.9.2. 
Other bug fixes in compound-merge.  The compound-merge is still disabled
in this check-in using "#if 0" due to additional bugs. (CVS 5295)

FossilOrigin-Name: 95037e6dbf4ed0ffd38790f3270dcaa4c1ae64ed
 2008-06-24 12:46:30 +00:00
drh
92b01d53c2 The compound-select merge optimization is mostly working with this check-in. 
But there are still a few problems and so the optimization is disabled by
and "#if 0".  This check-in is to synchronize with the other changes happening
in parallel. (CVS 5291)

FossilOrigin-Name: e2ba324cbcac0ba35bbde50048677e085abb092b
 2008-06-24 00:32:35 +00:00
drh
b21e7c70f7 Fix a bug in the KEYINFO handling within select.c. Change the OP_Move 
opcode to take a count and to move multiple registers.  Initial code for
the compound-select merge optimization is added but is incomplete
and is commented out. (CVS 5272)

FossilOrigin-Name: 663a590e3086145a57af7569d8f798b6b6a8b76c
 2008-06-22 12:37:57 +00:00
drh
16ee60fff9 Add new Compare and Jump codes to the virtual machine. Use them in the 
implementation of aggregate queries. (CVS 5257)

FossilOrigin-Name: 083113652ff8f69b18cf1611710fdbbe5fbd9fef
 2008-06-20 18:13:25 +00:00
drh
e00ee6eb37 Change the SRT_Subroutine mode into SRT_Coroutine. Use co-routines in 
the INSERT processing logic. (CVS 5255)

FossilOrigin-Name: 6b9d92fc3f265ef75c9182e537812490bb818950
 2008-06-20 15:24:01 +00:00
drh
2eb95377ef Remove the subroutine return stack from the VDBE. Return addresses 
for subroutines are now stored in registers. (CVS 5191)

FossilOrigin-Name: ef1956eebcaf5aca51af8c3b406b1fd4b1f391a7
 2008-06-06 15:04:36 +00:00
drh
e265b08458 Fix harmless compiler warnings. (CVS 5073) 
FossilOrigin-Name: 227a6f67c21c87a7cf98f84b9d57a6dc9da93ebb
 2008-05-01 17:03:49 +00:00