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Add new test cases that (current) get an incorrect answer.

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FossilOrigin-Name: fe5c37736444e397ace387b761ec2491229785d7a437f3f60232aedf9d1f00ec
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drh
2022-09-20 21:07:52 +00:00
parent 4c5c941b6e
commit 0cc6f78bcf
3 changed files with 25 additions and 7 deletions
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18
test/join.test
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@ -1155,6 +1155,24 @@ do_execsql_test join-27.8 {
ON c IN (SELECT x FROM t3)) AS t99 ON b IN (1,2,3);
} {}
do_execsql_test join-27.9 {
DELETE FROM t1;
DELETE FROM t2;
DELETE FROM t3;
INSERT INTO t1 VALUES(4,3,5);
INSERT INTO t2 VALUES(1,2);
INSERT INTO t3 VALUES(5);
SELECT * FROM t2 JOIN (SELECT b FROM t2 LEFT JOIN t1
ON c IN (SELECT x FROM t3)) AS t99 ON b IS NULL;
} {}
do_execsql_test join-27.10 {
WITH t99(b) AS (
SELECT coalesce(b,3) FROM t2 AS x LEFT JOIN t1 ON c IN (SELECT x FROM t3)
)
SELECT d, e, b FROM t2 JOIN t99 ON b IN (1,2,3);
} {}
# 2022-09-19 https://sqlite.org/forum/forumpost/96b9e5709cf47cda
# Performance regression relative to version 3.38.0 that resulted from
# a new query flattener restriction that was added to fixes the join-27.*