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New test cases refute check-in [3f45007d544e5f78].

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FossilOrigin-Name: 12d3c96c39d12f6b01b77456eb874fff445ebfc60f50aada51b06ed37af364ea
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drh
2022-06-08 13:13:12 +00:00
parent 33b2cb9aec
commit a341bae948
3 changed files with 44 additions and 7 deletions
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34
test/join.test
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@ -1067,4 +1067,38 @@ do_catchsql_test join-26.1 {
SELECT * FROM t5 JOIN ((t4 JOIN (t5 JOIN t6)) t7);
} {/1 {.*}/}
# 2022-06-09 Invalid subquery flattening caused by
# check-in 3f45007d544e5f78 and detected by dbsqlfuzz
#
reset_db
do_execsql_test join-27.1 {
CREATE TABLE t1(a INT,b INT,c INT); INSERT INTO t1 VALUES(NULL,NULL,NULL);
CREATE TABLE t2(d INT,e INT); INSERT INTO t2 VALUES(NULL,NULL);
CREATE INDEX x2 ON t1(c,b);
CREATE TABLE t3(x INT); INSERT INTO t3 VALUES(NULL);
}
do_execsql_test join-27.2 {
WITH t99(b) AS MATERIALIZED (
SELECT b FROM t2 LEFT JOIN t1 ON c IN (SELECT x FROM t3)
)
SELECT 5 FROM t2 JOIN t99 ON b IN (1,2,3);
} {}
do_execsql_test join-27.3 {
WITH t99(b) AS NOT MATERIALIZED (
SELECT b FROM t2 LEFT JOIN t1 ON c IN (SELECT x FROM t3)
)
SELECT 5 FROM t2 JOIN t99 ON b IN (1,2,3);
} {}
do_execsql_test join-27.4 {
WITH t99(b) AS (SELECT b FROM t2 LEFT JOIN t1 ON c IN (SELECT x FROM t3))
SELECT 5 FROM t2 JOIN t99 ON b IN (1,2,3);
} {}
do_execsql_test join-27.5 {
SELECT 5
FROM t2 JOIN (
SELECT b FROM t2 LEFT JOIN t1 ON c IN (SELECT x FROM t3)
) AS t99 ON b IN (1,2,3);
} {}
finish_test