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19920 Commits

Author SHA1 Message Date
drh
5a1ce4369f Fix a problem with bytecode generation when a query involves two or more 
indexes on expressions connected by OR.
Ticket [d96eba87698a428c1ddd0790ea04]

FossilOrigin-Name: 7e4ed8b5c2047b69bbb037497111e56e465a4d9f8afca3b337f9ac744471dc4a
 2018-12-14 11:16:52 +00:00
dan
7525b87b6c Posible fix for [d96eba87]. 
FossilOrigin-Name: 89a25abfcd069aebdf817890e5c27f46de3000fb858ae01029e4528f9d677567
 2018-12-14 08:40:11 +00:00
drh
d8cc8b30b4 Fix a bug in fuzzcheck that cause it to overlook a pointer-map bug that was 
trigger by the fuzzcheck test data, and also fix the pointer-map bug.

FossilOrigin-Name: cc42dd15100db28a9796254f69a4e367ea5eae29f546be055017cf3e12aa66ba
 2018-12-14 03:16:17 +00:00
drh
203b1ea0f5 Detect when an attempt is made to write to a pointer map page that is also 
being used as a btree page and report corruption.

FossilOrigin-Name: 3036fd71ac7063359b04a0ed54a6c63a380eb7ff75cd29ed27486d4259066aee
 2018-12-14 03:14:18 +00:00
drh
e45985b595 Fix a bug in the custom in-memory VFS used by fuzzcheck. This bug masks 
other bugs that should have caused some existing fuzzdata7.db entries to
fail, and so this fix is initially on a branch until those other bugs can
be repaired.

FossilOrigin-Name: e0994e99955cf11f23dba029b5ed7f150f467887558848d5f03510e2fb5855f9
 2018-12-14 02:29:56 +00:00
drh
f354e77f3d Fix the dbtotxt decoder in the CLI so that it ignores excess bytes. 
FossilOrigin-Name: 18740bd448887d618fafee0b5a7c004aa2f2632244f7d29e2428772baa36b828
 2018-12-13 22:58:52 +00:00
drh
6301c43f23 dbfuzz2 found a NEVER() that is sometimes true. 
FossilOrigin-Name: 1201615cbbd3070158ea5fab3d2c8c95f41b25d6da096a44cb9257a7b7405efc
 2018-12-13 21:52:18 +00:00
drh
8061ad8abd Add extra tests for database corruption inside the defragmentPage() routine, 
as dbfuzz2 has found ways for corruption to leak into that point.  Add test
cases in fuzzdata7.db.

FossilOrigin-Name: 997b65117f8c12dba5fb85434fde9765cdb0d2a49cc3e31979abba3e21350086
 2018-12-13 21:11:22 +00:00
drh
1641f11f4c Fix a problem in sqlite3BtreeDelete() in which deleting an entry from a 
corrupt database can leave a btree page with zero cells.

FossilOrigin-Name: 682053d1e603c21b8085c39db618a39b23ec8d2c4d822fd19634db0e03038ea2
 2018-12-13 21:05:45 +00:00
drh
f7e74904cc Add the "decode_hexdb" TCL command to testfixture. Add the dbfuzz001.test 
module to demonstration how to use decode_hexdb to deserialize a dbtotxt
database description for use in a corruption test.

FossilOrigin-Name: 1f583c53f3b7318c69f6e235934d97ef9493278feeab0837217076d7d071c35b
 2018-12-13 20:49:43 +00:00
drh
2c8ee026ba Fix the CLI to keep proper track of input line numbers for use in error 
messages, even after processing in-line hex database inputs using
".open --hexdb".

FossilOrigin-Name: 7ffa9858162774cba03a565a7b65135d9e8bfea726af1a29de6898f66c4b1261
 2018-12-13 18:59:30 +00:00
drh
60379d4243 Fix the CLI so that the ".open --hexdb" command works even if it is contained 
in a subscript that is read using ".read".

FossilOrigin-Name: 67a87399b8ad8f1ce3052ee3159906f5c6df3d7b5691b3acac856bd2f1c82088
 2018-12-13 18:30:01 +00:00
drh
51caa04836 Merge the dbtotxt enhancement from trunk. 
FossilOrigin-Name: b386fce9a23e628dce7362dcca2904b8d0af6da58a6fe6eb7f12f058a8363e49
 2018-12-13 15:52:31 +00:00
drh
3374648545 Add the "dbtotxt" utility program and the ability to read "dbtotxt" output 
as a deserialized input database in the CLI, using the --hexdb option to
the ".open" command.

FossilOrigin-Name: e3bf1d3ea5f748c5142c2403813fdace5aedc1fc68f0dcd5eae40a2fe763fedb
 2018-12-13 15:06:26 +00:00
drh
69a66a7be1 Include OPTS in the build of dbfuzz2. 
FossilOrigin-Name: eac9c0c49650b008951318a2225b932709a0a8dffbb01ed57684c40357b2e25c
 2018-12-13 12:37:13 +00:00
drh
bc1be957c1 Fix the Makefile so that it honors CFLAGS when building sessionfuzz. 
FossilOrigin-Name: 54231ac4ca506e6c34c31bc02bb8d3db22f14e1b01679bc70529b165d7dabb83
 2018-12-13 12:28:01 +00:00
drh
5881dfea2c New database corruption test cases discovered by dbfuzz2. The new cases 
have been added to test/fuzzdata7.db, but have not yet all been fixed,
so tests will not currently pass.

FossilOrigin-Name: b4210d320c6426d2838d4cc08709fdfd015c1c95fcad9a5f9e8fd390c23b9fad
 2018-12-13 03:36:13 +00:00
drh
cb0e04f929 Fix another problem found by Matthew Denton's new fuzzer. 
FossilOrigin-Name: 2b690dbdffe144bd69ca0aa291c230faf3d9d73f7a2985d50f016fe54003f9a9
 2018-12-12 21:34:17 +00:00
drh
89b6de0357 Remove an ALWAYS() from a branch that is not always taken. The test case 
found by OSSFuzz has been added to TH3.

FossilOrigin-Name: 5c7dab85535ac42c021977dbd4a39cef5a72e3d9dccff1c5ca5570a1780516cd
 2018-12-12 20:11:23 +00:00
drh
03c5c21328 OSSFuzz found a case where an assert() inside sqlite3ExprCompare() can be 
true.  Test case added to TH3.

FossilOrigin-Name: 23b62fb160d86dc9d9073bcc714601f5b7695f96abd893eafecf4b2e565b87f2
 2018-12-12 11:23:40 +00:00
drh
cfc078318c Small performance improvement in sqlite3_step(). 
FossilOrigin-Name: d1db8d5894450b24bb0335983503d9bbf6cc48a0ae4b83291283fb2d32b6b25b
 2018-12-11 12:51:46 +00:00
drh
368bfe8b00 Small performance improvement in the sqlite3_bind() family of interfaces. 
FossilOrigin-Name: 1dc0c3df32572f09265fc73eeaa0748159e0e9523b9b2d6768b834a29c909968
 2018-12-11 12:20:41 +00:00
drh
1a6c2b1d38 Further refinements to the sqlite3_normalized_sql() interface. TH3 now 
gives 100% MC/DC on that interface.

FossilOrigin-Name: c96bf6cca220e363b099455ce35195ce7e89d374a52dc787f56e7b11e587bced
 2018-12-10 20:01:40 +00:00
drh
21b9225ff5 Refactor the sqlite3_normalized_sql() implementation. 
FossilOrigin-Name: 06e955e5d2b857b9ce94a73fb174b620c101bdb160842f9a0e958bdb48e8c987
 2018-12-10 18:15:44 +00:00
drh
9042ff214b Fix issues with the new normalizer. 
FossilOrigin-Name: 057d7d40c56b7416a59a79cb627b2b3e5837eca2d6dbcb50127baaadf1941f51
 2018-12-10 16:49:33 +00:00
drh
643d855da9 Refactor the sqlite3_normalized_sql() implementation. This is a 
work-in-progress. There are still issues.

FossilOrigin-Name: a4c890b0af9786295e6df05022009d8946550adb873535c610be805c2b7a4083
 2018-12-10 16:00:57 +00:00
dan
dc6214ee39 Fix a problem with using "<db>-vacuum" (the default) as the state database 
when resuming an RBU vacuum.

FossilOrigin-Name: c878d741733a897d47a1a0b57b454bc9095ce302b48cc01089336d5d20e2a24c
 2018-12-10 08:41:32 +00:00
drh
fb34559eb1 Add support for the VACUUM INTO command. 
FossilOrigin-Name: 77f150b8b46761f4f62f9d8926c10a95a70589a4525393fc16b321bd98c083a7
 2018-12-10 01:48:29 +00:00
drh
4d342827d6 Fix the shell1.test test for the new format of the .backup command. 
FossilOrigin-Name: 9748d7995bc1dd632d66d2d326048d50e29c6f5e6993d5a6294d14421d2cb72f
 2018-12-10 00:41:28 +00:00
drh
2134eb5721 Merge fixes from trunk. 
FossilOrigin-Name: ab1e58fac9e3f9d7d90cefb39f8f145d211d38ec0cb393208c4531cc646056c1
 2018-12-10 00:40:43 +00:00
drh
ce706c2cf3 New test case for ticket [1d958d90596593a77420e59]. 
FossilOrigin-Name: b7bf3c9832bde26b359f4d58ebcf7788c500586d311387d022192ed65a126252
 2018-12-09 18:55:05 +00:00
drh
d4a4a36171 Do not use a partial index as a table scan in an IN operator. 
Fix for ticket [1d958d90596593a77420e59].

FossilOrigin-Name: 15bc915dd7ae25bfdfbe357c3792db3639799e4d121c6b5b24297af2d6d7129e
 2018-12-08 20:30:31 +00:00
drh
a50bffb85e Add the --async option to the ".backup" command in the CLI. 
FossilOrigin-Name: 7b6a605b1883dfcbe237b0a58f6f0c233a109e88b521c3b3d97198526c8a0317
 2018-12-08 01:09:14 +00:00
drh
2f6239ed4e Allow the INTO clause of VACUUM to be a text-valued expression. 
FossilOrigin-Name: af172b53b46759f491f522356e14c5e2374d3f25ec70fbc1e100cadded8f9b22
 2018-12-08 00:43:08 +00:00
drh
7464f578ed Do not allow VACUUM INTO into a file that already exists. 
FossilOrigin-Name: 92f70e0fa3c9de7fde046f11cc0a7c2800511bb5ace8e68c845133931607616e
 2018-12-07 23:48:41 +00:00
drh
52993b31e1 Merge the VACUUM simplification from trunk. 
FossilOrigin-Name: 93d92a0a5d21a1856316c0205ecaa253691b6e5349b552d43027005676d14820
 2018-12-07 20:40:12 +00:00
drh
83da91b7bd Remove a line of code from VACUUM that is no longer needed, due to the 
change that allows ATTACH to run within a transaction.

FossilOrigin-Name: a92c398fc5df142ff1459c1be4a6832f2219bc7fabe5789535be3bbd41a4269b
 2018-12-07 20:26:29 +00:00
drh
b0b7db91b8 Prototype implementation for the VACUUM INTO command. 
FossilOrigin-Name: 036e3320a4af36c1311b25b2e504b0079c8b33df8ad7b7e5fddad07150e6f87d
 2018-12-07 17:28:28 +00:00
drh
893bd3751b Fix the sqlite3_normalized_sql() interface so that it renders 
double-quoted string literals as "?".

FossilOrigin-Name: 0d8e150434bbd179696f1ffe71d1e06cb3d43e6468496c7e481fca8486387bad
 2018-12-07 16:32:11 +00:00
drh
62a88294e8 Fix dbfuzz2.c so that it works with -DSQLITE_OMIT_INIT 
FossilOrigin-Name: 9ad796a8822f1b7e1e99b73c2cc5be59dbfd85e9c27f3e795c29a2c002c611d1
 2018-12-07 03:01:07 +00:00
drh
b9a0e668f3 Fix the sqlite3ExprDup() function so that it correctly duplicates the 
Window object list on a Select that contains window functions.  Fix
for ticket [f09fcd17810f65f717].

FossilOrigin-Name: db5ed2268eda2e6c1df15cd8df4176463d89103b8fda33ba9a0604f0d92bd4da
 2018-12-07 01:56:26 +00:00
drh
a37b6a5e31 Performance improvement: Avoid using sqlite3WalkerSelectExpr() 
and sqlite3WalkerSelectFrom() twice, so that the compiler will in-line their
implementation.

FossilOrigin-Name: 2b9258b8b0342330ebe8c22b59ec276fd042a05547d15b24fdf29e16280868de
 2018-12-06 22:12:18 +00:00
drh
a838997544 Fix the sqlite3ExprDup() routine so that it makes complete duplications of 
subqueries containing window functions.

FossilOrigin-Name: 940174543e87184a0278fcd02e8a096a11510174d9c1d65d21878819790ddaff
 2018-12-06 22:04:19 +00:00
drh
bb383df7c6 New test case that still hits an assertion fault, just to prove that the 
previous checkin merely made the problem more obscure and did not completely
fix it.

FossilOrigin-Name: a9a3b532643b5f106509bb29c3e6bc9d41ec5b2da5a0cd4067898f376eb626a2
 2018-12-06 19:56:20 +00:00
drh
11df7d2839 Simplify the query flattener so that it does not duplicate the WHERE clause 
of subquery that is being incorporated into the outer query - copies it
directly.  This is more efficient.  And it also fixes the specific test case
show for ticket [f09fcd17810f65f71789525] but it does not resolve the more
general problem that sqlite3ExprDup() does not correctly duplicate expressions
that contain subqueries with window functions.

FossilOrigin-Name: f1b18d44ff855573542c1947a42d4025dff54cacc13dac14d044521762ea9736
 2018-12-06 19:15:36 +00:00
drh
d5b44d60c7 When masking bits off of sqlite3.flags, make sure the mask is 64 bits 
in size so as not to accidentally mask of high-order bits.

FossilOrigin-Name: 53d3b169d8e1892163526caff2c843302c92e280fdeff6831e23a9bb15b82be3
 2018-12-06 17:06:02 +00:00
drh
70d5dfba68 When saving off the value of sqlite3.flags, take care to preserve all 64 
bits.

FossilOrigin-Name: 9c6dbcfab5952cf4e54de30cf9cee48f988b91a35dc3f04d64d6d994dd84a076
 2018-12-06 16:50:55 +00:00
drh
ec8fc62c42 Issue a warning whenever a double-quoted string literal is used. 
FossilOrigin-Name: ac9ad5043026b30394812457e1535df2759aea0d4510029561e92e386672796f
 2018-12-06 16:11:14 +00:00
drh
3e2d47d49f Invoking the sqlite3_trace() or sqlite3_trace_v2() interfaces cancels 
any sqlite3_profile() that is running.

FossilOrigin-Name: ec63d3506bd429560077f82a4c5ed9d189780789fe1c134fff4f3b8733be1a3f
 2018-12-06 03:59:25 +00:00
drh
fc08a1aef8 Remove the unused pColHash field from the Table object. 
FossilOrigin-Name: 3a2c047989facc3461c63a2f9eed412014c951035a80da47c52a70139fb552de
 2018-12-06 02:01:17 +00:00