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24294 Commits

Author SHA1 Message Date
stephan
0c2b00b0d6 fiddle: modernized the UI based on related code in fossil's /pikchrshow. Changed the color scheme to match sqlite.org. 
FossilOrigin-Name: c4523ffcc076e9cddba62c3b832f9a04d4f3c5595a312ac74099927aae085a52
 2022-06-10 09:31:12 +00:00
drh
65458dc146 Do not allow the subtype of a value to cross a subquery boundary. This 
fixes the problem identified by
[forum:/forumpost/3d9caa45cbe38c78|forum post 3d9caa45cbe38c78].

FossilOrigin-Name: bbaf1f2eb1e1637b356ed7ab1d1cf5bbc8e1fe3bb2fb46a8f37de091726f38af
 2022-06-09 20:26:06 +00:00
drh
e5dea28482 Prevent subtype values from slipping across a subquery boundry when the 
subquery is implemented as a co-routine.

FossilOrigin-Name: 9e51a6c0fbfb1899b2b01888430125fba6d4da9bad9eeaa3ad41e29fca54bbe5
 2022-06-09 17:17:14 +00:00
drh
8878f8a8d3 The subtype of a value should not propagate across a subquery boundary. 
Proposed fix for the problem reported by
[forum:/forumpost/3d9caa45cbe38c78|forum post 3d9caa45cbe38c78].
Additional works is needed as not all cases are covered.

FossilOrigin-Name: 08af1fe27ebd0edf6e0f1ac477deea033e7f7c813f1016b75196836daf02d2e4
 2022-06-09 16:19:01 +00:00
drh
0483668007 Move an #ifdef in shell.c to avoid a harmless "unused function" 
compiler warning.

FossilOrigin-Name: 5abb5ef500f52c52dac33e54d824cf89481fec1643c27943f34f0ca4560a7e00
 2022-06-08 18:29:23 +00:00
dan
0a841a2b85 Avoid zeroing the value returned by sqlite3_changes() when a DML statement is automatically reprepared in sqlite3_step(). 
FossilOrigin-Name: 09c8f9f1970cd5b369d98a2b38f0b04d44ed095cb0bda80f7968bb6be4e0263b
 2022-06-08 18:20:36 +00:00
drh
8a5469b6f5 Improved comments on the new query flattener restriction of the previous 
check-in.  Also a NEVER() macro on an unreachable branch.

FossilOrigin-Name: 8c9e2d6315fde014bd6e25a7fa58ba054f5328c8a56e9d3d1c2d069c025a1b03
 2022-06-08 17:48:14 +00:00
drh
40357f0d5d Fix the query flattener so that it refuses a flattening that might leave both 
an inner-join and outer-join ON-clause constraint (or equivalent) on the same
term of the FROM clause.

FossilOrigin-Name: f6c4fb48b65c2e8659aa0a1119c330e8bad5e42b2db2030850bfc9c04afef5c8
 2022-06-08 15:38:16 +00:00
drh
5c118e3946 Add restriction (29) to the query flattener - do not allow flattening that 
would leave both EP_InnerON and EP_OuterON constraints on the same join term.

FossilOrigin-Name: c585d6a4678b04f4cedc08852d01c44cdf52ae2c8ccd1174c3d5a395088bf528
 2022-06-08 15:30:39 +00:00
drh
a341bae948 New test cases refute check-in [3f45007d544e5f78]. 
FossilOrigin-Name: 12d3c96c39d12f6b01b77456eb874fff445ebfc60f50aada51b06ed37af364ea
 2022-06-08 13:13:12 +00:00
drh
093dd41e97 Do not allow a partial index scan on the left table of a RIGHT JOIN, because 
since the index is partial, some rows will be omitted from the scan, and
those rows will subsequently be picked up by the no-match logic in the
right-join post-processing loop.
[forum:/forumpost/c4676c4956|forum post c4676c4956].

FossilOrigin-Name: 615c0026119f7870c3b6ef9dcb57ce4ecf5acedea3e2b5cfc25aa450eb8f17a0
 2022-06-08 12:46:58 +00:00
drh
f6bee94e22 Minor fix to test/index9.test so that it can be invoked with other 
index tests using a wildcard.

FossilOrigin-Name: ccbd6e774903f9202f9311954979f6fcc3b13eba1f3402a549a7aee6ed1d55eb
 2022-06-08 12:35:39 +00:00
drh
644817721e Update the routine that determines whether or not a partial index can be used 
so that it is not specific to LEFT JOIN.

FossilOrigin-Name: 5a107fd7fa01554d73fefc0611e5797b8c23e782ce0df3aeba7e2f288675b2ce
 2022-06-08 12:20:49 +00:00
drh
33b2cb9aec Fix the query flattener to deal with a RIGHT JOIN corner case described 
by [forum:/forumpost/323f86cc30|forum post 323f86cc30].

FossilOrigin-Name: 3f45007d544e5f787d5837b4d9f484ba473d69cdba83c229228e9c2f6b972b75
 2022-06-07 13:09:58 +00:00
drh
bb1369037b Test cases for [forum:/forumpost/323f86cc30|forum post 323f86cc30] added 
to join8.test, though commented out so that they do not (yet) run.

FossilOrigin-Name: 7f97cb67d01a11f1b7e5b5f05824f9adbc6e4689d1809d60ceda50a595ba6d4a
 2022-06-07 11:02:43 +00:00
drh
d580bea7d4 Preserve the database encoding on the CAST operator in the 
sqlite3ValueFromExpr() routine.
[forum:/forumpost/800eecf5e6cdc3f4|Forum thread 800eecf5e6cdc3f4].
Test case in TH3.

FossilOrigin-Name: 3f6a442099b8264cc788e8aa2b12cc583439a5263c4fe433fd22b7af1be2458e
 2022-06-07 10:14:22 +00:00
drh
6fdac75127 More precise determination of when a WHERE clause can be used to drive an 
index on an outer join.

FossilOrigin-Name: 318543a91108c6fd0764d7ee7beee49838f54d44c54dae3dc9d4cb8336d52fe1
 2022-06-06 23:22:06 +00:00
drh
16828c8c12 More precise determination of when a WHERE/ON clause term can be used as an 
indexed join constraint.  Testcase macros added to ensure test coverage.

FossilOrigin-Name: f419e98c515e704efa11728192b2594e962cb0e6d2d1837f99a8caf65f4d93cb
 2022-06-06 22:33:44 +00:00
dan
93c4087ffe Extra test cases for outer joins. 
FossilOrigin-Name: c7505765280fb27ec2c8c4da6f87229a4078e3a4a27525226b6bf55864caa04b
 2022-06-06 21:08:27 +00:00
drh
c18fc6134e Do not allow a WHERE clause constraint to be used to drive an index for 
the right operand of a RIGHT JOIN, since this can cause problem if the
constraint implies a not-NULL value for one of the columns for the left
operand of the same join.  See
[forum:/forumpost/206d99a16dd9212f|forum post 206d99a16dd9212f].

FossilOrigin-Name: 4a31b7942a15c9c4363477365784d6d4ac5b1bbe8ff8aeaf2dd3d6532bf8bc96
 2022-06-06 15:27:42 +00:00
larrybr
8a4d2bc34f In CLI, drop .dbinfo command when build options prevent it from working. 
FossilOrigin-Name: 4b50a55165f4603674a250df89cfc5ac1fef8aabaf433df8400df14d53bfbbe0
 2022-06-06 15:22:11 +00:00
larrybr
0dbb3db431 Sync w/trunk, pickup fts3corrupt6.test change. 
FossilOrigin-Name: 268072f636b25c24ec47e34f2a8356f466ec200b80487b1041e89e0ae909c8bd
 2022-06-06 14:00:41 +00:00
stephan
8fca1c7044 fiddle: replaced the huge file selection widget with a smaller proxy button. 
FossilOrigin-Name: f7c17449ea0685e322f50abe7a59b7afcde0f7e38e03645ec5b13753a6d0dcf3
 2022-06-06 06:29:09 +00:00
dan
fd80fa9b6d Fix a test case in fts3corrupt6.test. Was failing due to [f1dfbc4f]. 
FossilOrigin-Name: 04b2e47784238008ce9057e2761ded91d895dc16d3bc8a3a3508df98a4769602
 2022-06-06 06:17:54 +00:00
stephan
626aa48c26 shell: in WASM mode, permit ATTACH because the filesystem is a virtual sandbox and ATTACH can be used to provide more import/export options. Minor doc updates in sqlite3-api.js. 
FossilOrigin-Name: f28de5b726999b913b442fa51355d020ba1f1662d2f7978380623c16438eb238
 2022-06-06 04:09:44 +00:00
larrybr
f3d6e8fd6e In CLI, drop .dbinfo command when build options prevent it from working. 
FossilOrigin-Name: 2512d2f68dfff4d74c881a4102b63ca528e690ad93ab2b4eb1f03ce1d9ac155c
 2022-06-05 22:58:40 +00:00
larrybr
b61c2424d7 Create new branch named "dbinfo-guard" 
FossilOrigin-Name: 8d942ba72ea995d0e8d1f8694bb428e5f919fc75afd3e059a69547e27991d580
 2022-06-05 22:40:49 +00:00
dan
93a4b411ef Fix to test case in fts3corrupt.test. No changes to source code. 
FossilOrigin-Name: d18818afc6021a32989499c26ab38fa442e5a55e662e39bb06e5c0daa9c65e25
 2022-06-03 14:08:40 +00:00
dan
181d75ef9e Fix a 1-byte overread in fts3 that could occur when processing corrupt records. 
FossilOrigin-Name: f1dfbc4f7452154ca5190ac22e17fdabebb92833967b11f7dae21b8d3a5857bd
 2022-06-03 13:52:53 +00:00
dan
410fac35d7 Fix a problem with flattening and window functions causing an "IS <column>" to be transformed to "IS TRUE" or "IS FALSE" when <column> is a view or sub-select expression that is the literal value "TRUE" or "FALSE". 
FossilOrigin-Name: 2a952c7738d94e70024e06600fee8c3a49f317f2d02774468019bd7cf9488c8b
 2022-06-02 16:26:21 +00:00
mistachkin
bf154369e7 Avoid a direct use of abort() in debug builds to prevent a compilation issue for Windows CE. 
FossilOrigin-Name: 8eb9a7dd07afc0aef0b7c67054d73e7e821138867d115407b71c985e90d44d59
 2022-06-02 02:45:59 +00:00
drh
486191603f New test cases for row values and RIGHT JOIN. 
FossilOrigin-Name: 5f0582b90fab9111e4a645c692549c35480e62635c596f8c7fa3466bd22f7235
 2022-06-01 20:08:22 +00:00
drh
f89f4efb28 Ensure that subqueries associated with row-values are invoked before being 
used when processing a RIGHT JOIN.  Fix for the problem described by
[forum:/forumpost/087de2d9ec87305b|forum post 087de2d9ec87305b].

FossilOrigin-Name: 5a9465dcc0c23fc2c66cd4898bcdfd5086fe4c71ec19a95db7221fdf7c0bbbbd
 2022-06-01 16:05:25 +00:00
stephan
4e5aeb54f2 fiddle: added another UI element to the list of those which are disabled during long-running activities. Added DB.close() binding to the Worker-based wasm binding. 
FossilOrigin-Name: 5933163ed1a8f996e81023c7c5822655dc6411d30016f37fe8863f760530dc5b
 2022-06-01 16:04:29 +00:00
drh
a5d06a3d54 Ensure that all necessary row-value subqueries are invoked while running 
the right-join post processing.

FossilOrigin-Name: e4e71b4cd4c026fc36f0da1703e6237e6ddd8ff2e08dc3c0011632b9e63098cd
 2022-06-01 15:53:11 +00:00
stephan
23aa8ff4de Minor tweaks to, and consolidation of, the wasm-related build flags. 
FossilOrigin-Name: f0ad6b1b324f9c0f4340f6cf9584884d1206b56fe1010db43bcbef324e713ea3
 2022-06-01 14:52:23 +00:00
dan
f74f4ed5b5 Fix a minor problem in the Tcl "incrblob" command. This does not affect the SQLite core. 
FossilOrigin-Name: e96feccc21d9b858f076960e029b615809243d0cc3f95db75180feb01887451f
 2022-06-01 14:32:05 +00:00
drh
0f4b534b60 Candidate fix for the problem with row-value WHERE clause constraints on 
a RIGHT JOIN.

FossilOrigin-Name: fdd782a7bb217e2aceda97a588c0d7874ee19885abfcf0658472d6c3387da6ee
 2022-06-01 13:32:47 +00:00
drh
6d013d890e Only include the code for sqlite_offset() if compiled with 
-DSQLITE_ENABLE_OFFSET_SQL_FUNC.

FossilOrigin-Name: 382cd7e10b2df4216da8f25b55546bc74a963d9834af240f75ec8b8321ba106e
 2022-06-01 13:32:05 +00:00
drh
1324b2830e Fix a typo in a comment in a test case. No changes to code. 
FossilOrigin-Name: 570efa45dd4c6848dcbd550f78fcaa00b6d84dcffe0a2d12e65ea8ee4468c0e8
 2022-06-01 13:01:57 +00:00
drh
0286cdbca6 Additional enhancements to the test cases. 
FossilOrigin-Name: 55cfad74cace74e541b354228e3ad46e17028213a9f639edf2007c6a8f3ba8fc
 2022-06-01 11:58:11 +00:00
drh
47b4969e2d Fix test cases in the previous check-in to make them postgres-compatible. 
FossilOrigin-Name: f223ba72b6e02a7ccfd894b4b135f4609b1eb79f547ec279b1c52a6996cd5a73
 2022-06-01 11:46:39 +00:00
drh
36c19f7799 Test case for [forum:/forumpost/087de2d9ec|forum post 087de2d9ec] showing 
a problem when a row-value constraint is used with RIGHT JOIN.

FossilOrigin-Name: d1e3e0d26e302587a6cfcb7aa4fcdefe2b3891037732a0df0d0fe10a14454e00
 2022-06-01 11:43:57 +00:00
stephan
ea7a4e4fb3 The Worker-specific variants of the most significant DB-class JS bindings are implemented, most notably various uses of DB.exec(). 
FossilOrigin-Name: 371d6f7497016ca9bf82c8524b4d701ddf1e614b3fb4e69ff63935da0d51ed05
 2022-06-01 11:20:07 +00:00
drh
645682a7c7 Move the sqlite_offset() function implementation to be an in-line function, 
thereby avoiding special case code and freeing up a bit in the
FuncDef.flags field.

FossilOrigin-Name: 1c9812c458bd229c862efe5df1b64fae333da9871c8756b5ae4605a81bcda4b5
 2022-06-01 11:05:59 +00:00
stephan
6ffa895884 Initial proof of concept code for a JavaScript binding which runs in the main window thread but acts on a db handle running in a Worker thread. Expanded the DB.exec() and DB() constructor to simplify certain use cases. 
FossilOrigin-Name: d9efe3e92d1c95aee6f5ae37a8ba28d8cf4891d746744ce4aa2464f766821a0b
 2022-06-01 08:09:06 +00:00
stephan
bff17db433 Initial bits for a JS API variant in which the client operates in the main thread and sqlite3 in a Worker. This is far from complete. 
FossilOrigin-Name: f6d6f969791f0d2367ae5418623b4794f6df657d9d7d9002fb5aec4206dcfd4c
 2022-06-01 00:00:59 +00:00
drh
c7fc08f69a New FULL JOIN test cases. No changes to code. 
FossilOrigin-Name: 13e89ef6649475815d3f4e4aef73a4be1157dd388e55c7f856faeb4b7387774b
 2022-05-31 18:18:09 +00:00
drh
aa03c69591 More JOIN test cases inspired by the problem fixed in [3869fd9a2b9483cb]. 
FossilOrigin-Name: f2d224c5fa06de70f6f22e159a3b7065d4c6b004f9accc13004b9ac1f2fd5549
 2022-05-31 17:24:56 +00:00
drh
f51672a945 Fix an assert that is incorrect for a corrupt database. 
FossilOrigin-Name: fe0a840805b435efd38a953a8aae60e29a35289f9d9955472a8bab2bce7051c8
 2022-05-31 15:18:55 +00:00