# name: test/optimizer/pushdown/issue_17042.test
# description: Test left join filter lost in filter pushdown
# group: [pushdown]

statement ok
pragma explain_output = optimized_only

statement ok
CREATE  TABLE  t2(c1 INTEGER);

statement ok
CREATE  TABLE  t0(c1 DOUBLE);

statement ok
INSERT INTO t0(c1) VALUES (0.1);

statement ok
INSERT INTO t2(c1) VALUES (2);

query II
SELECT * FROM t2 LEFT JOIN t0 ON true WHERE ((t0.c1<t2.c1) IS NULL);
----

statement ok
INSERT INTO t2(c1) VALUES (NULL);

query II
SELECT * FROM t2 LEFT JOIN t0 ON true WHERE ((t0.c1<t2.c1) IS NULL);
----
NULL	0.1

query II
explain SELECT * FROM t2 LEFT JOIN t0 ON true WHERE (t0.c1 is distinct from t2.c1) and (t2.c1 > t0.c1);
----
logical_opt	<REGEX>:.*INNER.*CAST\(c1 AS DOUBLE\) > c1.*CAST\(c1 AS DOUBLE\) IS.*DISTINCT FROM c1.*