Commit Graph

17744 Commits

Author SHA1 Message Date
drh
f7fa4e71f4 Negative N values in sqlite3_get_auxdata() and sqlite3_set_auxdata() can be
used to access an auxiliary data cache over all functions in a single prepared 
statement.

FossilOrigin-Name: ff5306752e83e760255a10f20168c0f090929a4fee2a5f720dfab36f0ee72fae
2017-05-11 15:20:18 +00:00
drh
9418921c59 New requirements marks and documentation for the authorizer.
FossilOrigin-Name: 3980ea0911b3ad3f86d7a7bdc6503f233315c274f473e18831e13eda2c238eeb
2017-05-11 13:43:57 +00:00
drh
ee92eb80db Improvements to the sqlite3_set_authorizer() documentation.
FossilOrigin-Name: 47629b1911e52445aad8ea969137bddf0019c55b4a4f0de8e77decb6a434c8a2
2017-05-11 12:27:21 +00:00
drh
2336c935af Change the SQLITE_READ authorization call for unreferenced tables to use
an empty string for the column name, as this is less likely to impact legacy
authorization callbacks that assume column names are always non-NULL.

FossilOrigin-Name: 4139953ab528f20fa346409810edcb22adb6c1edc9d22f40b1b077ef842a2441
2017-05-11 12:05:23 +00:00
drh
e694139788 Rename fields of the internal AuxData object to make them unique and easier
to search for.

FossilOrigin-Name: 2be9850cef6492e168243807c34af72119ffbe414027a12c4eda6c421b5b950d
2017-05-10 19:42:52 +00:00
drh
0d236a8bb0 Improved documentation for the SQLITE_READ authorizer callback. No code changes.
FossilOrigin-Name: 92c5ea7047323d10f762877c5f56d20a3e609e8b55efcfe4880ef3048821ac1f
2017-05-10 16:33:48 +00:00
drh
701caf1eb1 Invoke the SQLITE_READ authorizer callback with a NULL column name for any
table referenced by a query but from when no columns are extracted.

FossilOrigin-Name: 92ab1f7257d2866c69eaaf4cf85990677b911ef425e9c5a36a96978cccfb551c
2017-05-10 16:12:00 +00:00
dan
7b458519f2 Fix a couple of test scripts so that they work with
-DSQLITE_DISABLE_FTS4_DEFERRED builds.

FossilOrigin-Name: 30018d31068f3182d713a6cf09753b27b16a6f912d39a5e6c1363da83bec3125
2017-05-10 13:36:04 +00:00
drh
e4eb0497d8 Avoid unnecessary codec operations on in-memory subjournals.
FossilOrigin-Name: 199b2a84992823b4687588a5ba20bec9c42579887068ac21caf08df3895f41ed
2017-05-10 12:58:34 +00:00
drh
614c6a09f7 Do not invoke codec macros for in-memory subjournals.
FossilOrigin-Name: d2bb0066f7c8413ef9992e6b07641cdf40ad260778074bd83cc22dcaba87860b
2017-05-10 12:49:50 +00:00
dan
2617c9bdd8 Do not invoke codec macros when reading or writing an in-memory sub-journal.
FossilOrigin-Name: 2c145ee6c9e7916f022331453384cbe61ee3654c08a1b88467f85235b5bc18c4
2017-05-08 18:29:36 +00:00
drh
ffe280596e Fix an obscure assertion fault that can follow an OOM. The problem
was introduced by check-in [a1cf44763277b6c7].

FossilOrigin-Name: 04e7e5650efffdce759b46999beb67c250af6cf394a7779ab861f210a84c134d
2017-05-06 18:09:36 +00:00
drh
f8a2e8c2d2 Fix requirements marks and harmless compiler warnings.
FossilOrigin-Name: 198ff4c01d86d193a54745764d69376cab8e94747a4daa444690f7e1ec87800b
2017-05-06 17:12:52 +00:00
drh
050b124ce2 Fix a collision of the "B0" identifier name between the termios.h header
file and the SHA3 implementation in the shell.

FossilOrigin-Name: b9a58daca80a815e87e541cb5fff9bc8b93f131d223f322c5b83dd5a5f0c0312
2017-05-04 11:13:50 +00:00
drh
30f01249a3 Remove the unused "sqlite3_stack_used" TCL command from the test harness.
FossilOrigin-Name: e24b73820cdca07eee87853fe6dd9f60d76e039eeb4aebef03654db3c7c94f14
2017-05-03 19:36:50 +00:00
drh
313e6fd222 Fix the sqlite3GetInt32() function so that it correctly returns 0 on a
zero-length input string.

FossilOrigin-Name: 05eba9e3a5f9bb2a40af1dacd885e1915fbcd20b9af4cf0eed79ac16dbeba31b
2017-05-03 17:44:28 +00:00
drh
ad012d09dc Always enable URI filenames when compiling with SQLITE_HAS_CODEC. Also allow
plaintext keys using the key= query parameter.

FossilOrigin-Name: 31a51b4d168065fa59cc0e52ba798bd87ac82160c675bd531442b65133edb401
2017-05-03 15:54:53 +00:00
drh
e780764b4e Fix the fts3EvalAverageDocsize() routine so that it returns errors from
sqlite3_reset() rather than always returning SQLITE_OK.

FossilOrigin-Name: 430f539cbb3f806fb89191e0b759a5f8b49d9e5b6c95fe9a4b55a1aa0875762a
2017-05-02 18:00:31 +00:00
drh
3f4df4c6f3 Reuse the same materialization of a view when that view appears in a query
more than once, such as in a self-join.

FossilOrigin-Name: 9e35c89dbe744312f612e507b51ff9a5bb656def75392d25bc19fc638548cd1e
2017-05-02 17:54:19 +00:00
drh
a1f5c0c90b Move terms of the HAVING clause that reference only columns in the GROUP BY
clause over to the WHERE clause, resulting in a faster query plan.

FossilOrigin-Name: 47cbb471d056c8e1834a5ca72491404a3bfb273b5ff7bdd84b98d263938ea874
2017-05-02 16:55:07 +00:00
drh
ab314001b8 Additional comments on the sqlite3ExprIsConstantOrGroupBy() routine. No
code changes.

FossilOrigin-Name: 8424492eac506866d2918e5fe03c8f65fef960215d56012a3b52ed42789ed35a
2017-05-02 16:46:41 +00:00
mistachkin
8d5cee166e Fix typo in comment. No changes to code.
FossilOrigin-Name: 6674814afb9e763e7f7060776586e26da28040b3208ce06c8a285dd647e5a53d
2017-05-02 01:30:44 +00:00
drh
c478c8daec Remove an unnecessary branch.
FossilOrigin-Name: a33179596f534067a58d68b77160f11ab13272b29f912d7cbe15ea00bbf03ade
2017-05-01 19:53:12 +00:00
dan
4b2667c8b8 Enhance "PRAGMA integrity_check" to detect duplicate rowids within a leaf
page.

FossilOrigin-Name: adcad37b001d255299be716b16003b56ec1fba349ef73261ee0e543186c4f311
2017-05-01 18:24:01 +00:00
dan
874080bbb6 Clear the BTCF_ValidNKey flag set if a cursor is moved by
sqlite3BtreeInsert(). Fix for [f68dc596c4].

FossilOrigin-Name: a6727eef6d757a39ad23e5c8cbe960f5d909e5d37cb4e90bc3bdbb8bf58cd6f8
2017-05-01 18:12:56 +00:00
drh
ed71298085 Futher bug fixes to the function that determines when a materialized view
can be reused.

FossilOrigin-Name: c64fe3a1695925693385d313e9ad2a1d8cb37ddaa8cc19920ae0978c91bc4c2c
2017-05-01 17:04:35 +00:00
drh
33543c237b Minor bug fixes and performance enhancement.
FossilOrigin-Name: b2aae559581d05e4e8caaddfbd137cb275d582e82d58872c6f42e462dc859b1c
2017-05-01 16:37:20 +00:00
drh
e08e8d6b61 Initial implementation of an optimization that attempts to reuse the same
materialization of a view on a self-join of the view.

FossilOrigin-Name: 478c34b9a8b5127d13024e10307aa832f160b89720c46424dd17555bd36f590d
2017-05-01 15:15:41 +00:00
dan
181a1167dc Add extra tests for the optimization on this branch.
FossilOrigin-Name: 4921cd9520080f9baff70e548f64a56e2204b398b8397a2d318a98c32ec4b00c
2017-05-01 14:09:32 +00:00
dan
ab31a8450b Automatically transfer terms from the HAVING clause to the WHERE clause of an
aggregate query in cases where the result of evaluating the term depends only
one one or more of the GROUP BY expressions (and on no other inputs).

FossilOrigin-Name: 5375a3ce56f1d993b13b469fe33ec7679948f53940f62a15ddbaeb8aaa26a22c
2017-04-29 20:53:09 +00:00
drh
7555581fc1 Add a single testcase() macro to the subquery processing logic.
FossilOrigin-Name: 4e1df76e3d85922648e0e1cce73a266c3b1ed4511ace259ec0a01d7693af9e6f
2017-04-29 19:29:49 +00:00
drh
bb6783b86f Improvements to opcode documentation in the bytecode engine.
No changes to code.

FossilOrigin-Name: e54c9f8db5b2fa8ea82c6eab7482255431af16901f7992c9667b56a0e50a9f4f
2017-04-29 18:02:49 +00:00
drh
bc43995f99 Evaluate WHERE clause terms that reference only the index before evaluating
terms that require the table, and thereby avoid seeking the table row if
index terms are false.
This is called the "push-down" optimization in the MySQL world, we are told.

FossilOrigin-Name: d7bb79ed3a40419d143fbe35c310e51fe7b384a22f082a61ad788671d2d33ee0
2017-04-29 15:27:04 +00:00
drh
6ab3eb5d0e Minor size and performance improvements to the push-down optimization.
FossilOrigin-Name: 91dfb61a1a25763bb0b5c1e353a9d584bc6de3f6eb445f54202ffe7f6fee6e8d
2017-04-29 14:56:55 +00:00
dan
6f654a40e8 Within a loop that uses a non-covering index test, test non-indexed terms that
can be tested without seeking the main table cursor before those that cannot.

FossilOrigin-Name: afe68f0a8060dc5c92cb1fb32a9f22bd36140cd2c0bb5b6cea853e169c5ed444
2017-04-28 19:59:55 +00:00
dan
4b17369579 Add new test file cachespill.test.
FossilOrigin-Name: 2d0b64316d66a362f5891ceb71a1fd8e4607732274b09b0a8472b97eef68ebc2
2017-04-26 17:21:33 +00:00
dan
b9e6a73866 Replace <fts5.h> with "fts5.h" in test file fts5_test_tok.c.
FossilOrigin-Name: 63d9ca5c7392e1efe3330689fe750310a952287e843b3242178724e8561fae0e
2017-04-26 14:34:04 +00:00
drh
69bfa55279 Fix a subtle bug in Lemon discovered and reported on the mailing list
by Kelvin Sherlock, who also suggested the correct fix.

FossilOrigin-Name: 304689f8acb53d68e1afed6e6c4332e78132e3d57071b8f94df0d13515b3b3d8
2017-04-26 04:32:17 +00:00
dan
a1188d6d93 When building an ephemeral table of integers, do not assume that the table
does not already contain N if the insert cursor points to N-1. Fix for ticket
[61fe9745].

FossilOrigin-Name: 1c1b0862236f564283be08338790d6494e705f1198547a59499e3f8c07f2cd99
2017-04-24 14:16:55 +00:00
drh
0c3233be0b Fix an assertion fault found by OSSFuzz.
FossilOrigin-Name: e39769f442ea86273f8fb7bd2f249b7d760b2fe4bf9ec191ff91def8231f3f35
2017-04-22 00:20:49 +00:00
dan
39c9d3a367 Remove a NEVER macro for a condition that may be true as of [a47efb7c].
Problem reported by OSSFuzz.

FossilOrigin-Name: bdc50d8d127266d02b291f6bfcd4e35eb07994ce23987d6e3921124cd881929a
2017-04-21 17:03:32 +00:00
dan
0619838c55 Fix an FTS5 bug that could cause a prefix-query without a prefix-index on a
database that contains delete-markers to return extra, non-matching, rows.

FossilOrigin-Name: 840042cb2bed2924e2263f21887317f661e5a585c4466c3af25b91ed57a6b49b
2017-04-21 16:04:18 +00:00
dan
dc62daca86 Further improvements to coverage of fts3 module.
FossilOrigin-Name: 6b21d0fdebdccfaf63590d9ca9a279c22b8baec07c1a669b9f617f25bd857384
2017-04-19 13:25:45 +00:00
dan
a059e99ca8 Further modifications and test cases to improve test coverage of fts3.
FossilOrigin-Name: ea8a0d2ce0cb1ca3f4f18c72fb780d1c26792799acc87e6726f9eaccf2f178bf
2017-04-19 07:33:52 +00:00
dan
0027e98b85 Use sqlite3_table_column_metadata() instead of a SELECT statement to check for
the existence of a %_stat table in fts3. This leads to smaller and easier to
test code.

FossilOrigin-Name: dc2a48020a3c856a8b4cfa2309c290f0508b991e92cc0e4de680d19aae7872fc
2017-04-18 13:50:00 +00:00
drh
bff6fe1f40 Improved optimizations of views as the right operand of a LEFT JOIN.
FossilOrigin-Name: 41c27bc0ff1d3135cdb6273ede4595f5bb0c0e1e1d470ea1633cb525674cf431
2017-04-18 11:20:19 +00:00
dan
bda00fbdb7 Refactor the fts3ColumnMethod() function so that all branches can be covered.
FossilOrigin-Name: e47fdb493bd76d85f6f05771ee7a0b3ee31b1eb05839a60d2bdb47149ac692d8
2017-04-18 05:49:23 +00:00
drh
cfcca02765 Defer checking for null in the comparison operators, since that is an
uncommon case.

FossilOrigin-Name: 5684525613961fed9db6a4d10dbe25521201b24f08e011df3a20ac895316957d
2017-04-17 23:23:17 +00:00
drh
e2bc6552fe Do not allow a Mem object to be both NULL and some other type at the same time.
FossilOrigin-Name: e698db1956bb3aba32cd3ec633ec20f5d19b1a10bc68d3772903bca3c87ee158
2017-04-17 20:50:34 +00:00
dan
4bee5599c0 Consolidate two branches of code in the "PRAGMA foreign_key_check"
implementation.

FossilOrigin-Name: 69f51f838abcf57b35e41f7a10fbb45f56536f93825aac865debc3c8315930be
2017-04-17 18:42:33 +00:00