2aa1086cab
Preserve the COLLATE operator on an index on an expression when resolving
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the use of that expression into a reference to the index. See
[forum:/info/7efabf4b03328e57|forum thread 7efabf4b03328e57] for details.
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2022-04-30 12:35:51 +00:00
a25bbaf74a
Further improvements to codeEqualityTerm() for cases when an IN operator with
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a right-hand side subquery is used as a constraint that needs to be processed
by the RIGHT JOIN non-matched logic.
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2022-04-30 00:06:52 +00:00
c64f0e71c1
Enhance the TreeView debugging output for Expr with opcode TK_IN so as to
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show the RHS table and the subroutine address.
FossilOrigin-Name: aec1e4cd59ae874b66335e4f87322fbe31fbb752429e68bf41338db316d0a9ed
2022-04-30 00:05:37 +00:00
3d5665366f
Enhance the codeEqualityTerm() routine inside the code generator so that it is
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able to reuse an IN operator that has an invariant subquery on its right-hand
side while coding the non-matched loop of a RIGHT JOIN.
dbsqlfuzz 19f1102a70cf966ab249de56d944fc20dbebcfcf
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2022-04-29 19:00:11 +00:00
8e8e9de87e
With TreeView, only show the table columns for a SrcItem if the data source
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is a subquery rather than a persistent table.
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2022-04-29 17:45:39 +00:00
0c0d0526dc
Multiple enhancements to the TreeView output for SrcItem, cherrypicked from
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the right-join experimental branch.
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2022-04-29 17:13:52 +00:00
07fd1bf323
Fix problem with SQLITE_OMIT_VIRTUALTABLE builds.
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2022-04-28 18:33:02 +00:00
22b541b55a
Fix a harmless typo in a comment.
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2022-04-27 18:38:46 +00:00
609959285b
When computing STAT1 values using ANALYZE, if a ratio comes out to be between
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1.0 and 1.1, then round it down to 1 rather than the using the default rounding
rule of changing it to 2. The reduces the estimation error for the
case where a column value is very nearly, but not quite unique.
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2022-04-27 16:41:56 +00:00
0e464b5f51
Do not allow the push-down optimization on the right table of a RIGHT JOIN.
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2022-04-25 20:47:58 +00:00
5eb6e09795
The pushDownWhereTerms() routine should be using
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sqlite3ExprIsTableConstraint(), not sqlite3ExprIsTableConstant(). This fixes
many problems, but still an error persists in join7.test.
FossilOrigin-Name: 10bf0e613809f71cc1a47ad40b517e2a66671212a6464e179c9d377e8b70d499
2022-04-25 20:38:42 +00:00
a9cdb90421
Fix a problem with automatic indexes introduced by
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check-in [664b461bb5063d980] and reported by
[forum:/forumpost/0d3200f4f3bcd3a3|forum post 0d3200f4f3bcd3a3].
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2022-04-25 19:40:33 +00:00
95fe38f2fc
Add a new optimizer disabling bit to disable just the UNION ALL branch of the
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query flattener.
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2022-04-25 14:59:59 +00:00
7f417569f7
Avoid unintended side-effects on Parse.nSelect in the
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sqlite3ViewGetColumnNames() routine.
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2022-04-25 14:49:48 +00:00
1a6bac0d2f
Remove NEVER() on branches formerly thought to unreachable
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(see check-in [71272caff5874137]) in order to fix the first bug reported
by [forum:/forumpost/28821db852|forum post 28821db852].
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2022-04-25 10:43:19 +00:00
ecb386b71f
Prevent the ORDER BY LIMIT optimization from running if the innermost loop
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is a right-join, as doing so will get an incorrect answer.
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2022-04-23 19:21:47 +00:00
6c7e89b48a
Fix false-positives in sqlite3VdbeNoJumpsOutsideSubrtn(). All tests pass now.
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FossilOrigin-Name: 1300d978d5a072780e0f16722e42461dc983de9b4dfb2f5a7023c74c92ab9bc8
2022-04-23 18:34:55 +00:00
b77c312956
For debug builds, if the RIGHT JOIN body subroutine contains a jump that
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escapes the subroutine, then abort the prepared statement with a descriptive
error and SQLITE_INTERNAL. This extra sanity check causes many tests to
fail.
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2022-04-23 18:04:31 +00:00
d6bb6000ef
Make use of the "%!S" format when running ExplainSubquery.
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2022-04-22 18:07:38 +00:00
da653b897d
Improve EXPLAIN QUERY PLAN output and comments on bytecode listings by
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distinguishing between "subquery" and "join" and using consistent names
across EQP and bytecode.
FossilOrigin-Name: a2d3ee92420ec564e31eb0005367cf7ff3d00bfaed5a98ffdbe17c91c95d9d97
2022-04-22 17:36:10 +00:00
67f70bea06
Honor the MATERIALIZED keyword on a common table expression by not flattening
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the CTE into an outer query.
FossilOrigin-Name: 8d631a6b9eb06b54b10eda595a4c588ca38f909b4afa653b24d1f720b55d72f7
2022-04-22 16:15:48 +00:00
9c2d7aa7d0
Minor simplification to the result-set wildcard expander for SF_NestedFrom.
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2022-04-22 12:46:46 +00:00
11140addbb
Add support for RIGHT and FULL JOIN.
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2022-04-21 19:38:17 +00:00
6dab33bf40
Fix harmless compiler warnings.
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2022-04-21 19:25:51 +00:00
a74b4c4d45
Fix a harmless uninitialized variable warning in MSVC.
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FossilOrigin-Name: b870d2a2fa54ddab6ffc9b9d95f52420a5a6831aeb73dac75355ca1ab15a190e
2022-04-21 19:20:38 +00:00
7e9a56f70f
Fix harmless compiler warnings in the CLI.
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2022-04-21 19:14:23 +00:00
503ad9c72d
Make sure the code generator knows to invoke row-value subroutines which
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running the right-join post-processing loop.
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2022-04-21 14:48:40 +00:00
825a6bffc4
Ensure correct fg.isNestedFrom values even on crazy parses.
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FossilOrigin-Name: e611e8e62c948d28cd3f28452d3096bab06998a685ed9434061cc2054f5cac32
2022-04-21 14:08:29 +00:00
18f8600fe6
Avoid materializing columns of SF_NestedFrom subqueries that are never used.
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Other code improvements manually imported from the right-join-paren branch.
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2022-04-21 13:11:26 +00:00
6403e77d3b
For CLI, fix how columnar mode fills in empty portions of wrapped row outputs.
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2022-04-20 22:41:10 +00:00
22b410d894
Small correction to the new bUsed logic of sqlite3ProcessJoin().
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2022-04-20 18:12:42 +00:00
e60ffa3350
Merge window function fix from trunk.
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FossilOrigin-Name: b6b9e185f8c44b5f2f51111f7c5e4e2d77c8b853c5be271467ce138e8066340c
2022-04-20 16:54:47 +00:00
910e57b9df
Remove an unnecessary assignment operation.
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FossilOrigin-Name: ed46527aca170ccbe9ed9ea4ae065db72c82dec17da7b99c928fae4495f05c2b
2022-04-20 16:53:23 +00:00
41150bf35b
Fix a problem with using multiple SQLITE_SUBTYPE function as window functions in a single query.
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FossilOrigin-Name: 9430ead7ba433cbfce99f4f364a0c08499230e3a04f167326b0f131f098ffa09
2022-04-20 16:42:57 +00:00
bc656e220f
Comment fixes and improvements in sqlite3ProcessJoin().
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2022-04-20 16:26:22 +00:00
815b782e99
Improved tracking of nested SELECT objects used to implement
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parenthensized FROM terms.
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2022-04-20 15:07:39 +00:00
b465a83353
Also show the ENAME_SPAN value in sqlite3TreeViewExprList(), if there is one.
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FossilOrigin-Name: c1d42861778d65f7014c43fbaf09972a69ff0d81bfc2f4720160a989489cf2c8
2022-04-20 12:15:51 +00:00
d4e9caf987
Improved TreeView output for ExprList: Show the ENAME_TAB value, if there
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is one.
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2022-04-20 12:14:20 +00:00
2627cbd4b5
Add a new comment to the body of lookupName(). No code changes.
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FossilOrigin-Name: 22fa9b9b450fbbf7578597714eb1094f7d7433ac13497dc7d4a9affc4a2652ad
2022-04-20 12:02:52 +00:00
befbb40f44
Merge the ALTER TABLE fix from trunk.
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FossilOrigin-Name: d5ceaef3fca8cb4791ead9cbfe00d0eafa1bdc2b0522c3599c68b40fe6a7efe2
2022-04-19 23:00:32 +00:00
cbde37d8e4
Fix a problem in ALTER TABLE with handling "table.*" expressions within SELECT statements in triggers.
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FossilOrigin-Name: 24755fd0657252e49793bb1fe906973a2dd84a1bde03bea9a762de36cc96c2d2
2022-04-19 20:47:18 +00:00
4d0d071a53
Improved comment on the JF_LTORJ constant definition.
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FossilOrigin-Name: e0744da95fc010dc3a2e030ff491bcfa08a18691ee6ebc7d4e8aab3850f56eec
2022-04-19 19:51:51 +00:00
3117b7b081
Fix a NULL-pointer dereference that can occur on an aggregate query that
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uses FULL JOIN. dbsqlfuzz 496a35dd4eefcd7935aaaeb0c69056bf49785d28.
FossilOrigin-Name: 63b8f8aec2a9ac3fbbd02715aa308eaf43c9ffde9d7c6db026d46edc575e7bdd
2022-04-19 18:23:01 +00:00
e32d6a0bbf
Mark an unreachable "just-in-case" branch as unreachable.
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FossilOrigin-Name: b966d52437f08a6759a83a45cafb0d706a8933a8e55dee38ae78166d1a5b3ba4
2022-04-19 15:56:03 +00:00
2e61588931
Remove unnecessary cases for the resolver.
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FossilOrigin-Name: 5bc9aa68e2f938f6a70dd4b08703fe52416d17efe461ec65d37332b57b827fdd
2022-04-19 09:39:39 +00:00
1c2bf41a12
Fix the query flattener so that it does not flatten a RIGHT or FULL JOIN into
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any position of the outer query other than the first.
FossilOrigin-Name: 837322aa95b1c46201b7dd0c2e6c7b9915b4276d997949f1ecf961fb7f3514cf
2022-04-18 23:20:02 +00:00
f80bb195b3
Disable the unused EU4_EXPR mode for the IdList object.
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FossilOrigin-Name: 5bcf4aa3bf6b1b9f47142bc37683bb3bf0adeffd052d07449af7c9b415add052
2022-04-18 19:48:31 +00:00
25f2ce6e71
Merge the btree bug-fix from trunk.
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FossilOrigin-Name: a333c0b50c3af7cd818470a647d78c7c691ef15418ec7cffe80dd88405393069
2022-04-18 16:23:01 +00:00
7348ca4e0b
Ensure that left-hand side WITHOUT ROWID tables are set to OP_NullRow prior
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to running the right-join loop. This fixes a problem introduced by the
previous check-in.
FossilOrigin-Name: aab7665ce6c004df701a72aef1a5135f2c78f16c6ff728a00076afb66ba9d3a0
2022-04-18 16:20:59 +00:00
2e1bcc9dd0
Fix problems with WHERE clauses that follow multiple FULL JOINs. This
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introduces some new faults in the tests, probably due to something
unrelated.
FossilOrigin-Name: 95b242d4c2fed7c713299565ac1010f8a7534a5695589e87d5a0204c7bf5f3dc
2022-04-18 16:10:07 +00:00
drh