342ef63e63
Improve the accuracy of affinity and collating sequence analysis for
...
NATURAL JOINs to the left of RIGHT JOINs where source tables are views
or subqueries. Initial problem report in
[forum:/forumpost/829306db47|forum post 829306db47].
FossilOrigin-Name: f184d1d236e47962658a4639d9533f67a525b74cfe0f06c93e9b85fdcd02a15f
2025-06-02 18:34:17 +00:00
51e3f855b8
Fix an affinity problem caused by a USING or NATURAL JOIN on the LHS of a FULL JOIN. [forum:/forumpost/5028c785b6|Forum post 5028c785b6].
...
FossilOrigin-Name: 8d393ca07fe09f48d77adb517e2e4baaa58a9251422de62a0504999205d3ea1d
2025-05-31 18:16:21 +00:00
b411c4d69e
Check-in [a9657c87c53c1922] is wrong: the IndexedExpr.bMaybeNullRow flag is
...
required for virtual columns if they are part of an outer join. Add a
test case (derived from dbsqlfuzz b9e65e2f110df998f1306571fae7af6c01e4d92b)
to prove it.
FossilOrigin-Name: 4484ec6d26b31305e31de89bdbae26344d8083a7e7de20861430d31737d9979c
2024-04-05 13:56:05 +00:00
a10c2a9055
Return the error "ambiguous column name: rowid", instead of "no such column: rowid", when a "rowid" reference is ambiguous.
...
FossilOrigin-Name: 021f34fcfed41b607be8169bbda59aef93f130108d944f4741b46e8e345b2bbb
2024-03-19 14:55:49 +00:00
fb28a93f75
Fix another problem with mixed join types and the RIGHT JOIN strength-reduction optimization. [forum:/forumpost/befdab472d | Forum post befdab472d].
...
FossilOrigin-Name: f1eae192315335d7e385b0a801a17700a9718d245bda6628518c5df9a1e9d3d6
2023-11-10 20:55:20 +00:00
0eed27d38b
Fix an obscure problem with the join-strength-reduction optimization that could occur when mixing LEFT and RIGHT joins in the same query. [forum:/forumpost/7f74ce0bee|Forum post 7f74ce0bee].
...
FossilOrigin-Name: 530d10e93a5f63b71aaa94a2b89102d012a2cda815997066beb0f585fe823536
2023-11-10 15:03:18 +00:00
d5e040b6f0
Add string_agg(X,Y) as an alias for group_concat(X,Y), for compatibility
...
with SQLServer and PG.
FossilOrigin-Name: b91c19bf2680f60d7826ab5d9e7902e2dc2a55d847bbea565a6489d47f2cc8f1
2023-10-20 20:19:30 +00:00
2e8edc1d45
Further tests and assert() statements for the change on this branch.
...
FossilOrigin-Name: 1c202d540ac362bfc747a9f8472e83c9d7614e38467f8b48787a669fb34664ba
2023-09-16 14:42:18 +00:00
63702bccaa
Fix resolution of unqualified "rowid" identifiers in queries with nested joins.
...
FossilOrigin-Name: bbcbd3d537d6790373d97f59386b8ce7fa2177db572af0f1babe058a76e25cc3
2023-09-15 20:57:05 +00:00
81b70d97eb
Allow expressions like "<tbl>.rowid" to refer to implicit rowid columns of tables in nested FROM clauses.
...
FossilOrigin-Name: 59a1bbc69f5dbb33418fa4b383393fb13a46bc1e531577da8ad54ae2fad5a10e
2023-09-15 18:36:51 +00:00
4ffcce88ad
Fix the OUTER JOIN strength reduction theorem prover's handling of the CASE
...
operator.
FossilOrigin-Name: 73d7b14b1713d93c4ae07995e9aa6485cbad90bd6125584dbaeccb0cc9410ea3
2023-06-02 00:03:28 +00:00
0941ea8a62
Avoid assuming that an expression in an ON() clause that evaluates to zero implies that the query will return zero rows when the query contains a RIGHT JOIN. [forum:95849acbe1|Forum Post 95849acbe1].
...
FossilOrigin-Name: 1783655ea422185e75593b89e4ef452a6f5496aefd389f88ce7fe4b7d41d6a98
2023-04-25 14:37:12 +00:00
7e089d0c40
Add test case for previous commit.
...
FossilOrigin-Name: 535867a9c8719358380f89fd80473c484def9bb72744dd2fd28ada65999ee901
2022-10-20 16:22:39 +00:00
a5ec23a705
In sqlite3WhereBegin, do not proceed with coding the loop if an error is detected as part of WHERE expression analysis.
...
FossilOrigin-Name: db5266dec601a9513bc8dd09a9f8bb4aef55b780d22610946099e8edd4836587
2022-06-24 11:05:36 +00:00
2a7aff93ed
Avoid omitting the rhs of FULL JOINs in cases where it is only correct to omit the rhs of a LEFT JOIN.
...
FossilOrigin-Name: f23a429d4153518d37387e121f22a30b22e2b31e126ad168e72049a96be86269
2022-06-17 11:39:24 +00:00
