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Avoid a malfunction that could occur if the same correlated column reference appears in both the GROUP BY and the HAVING clause of a sub-select. dbsqlfuzz a779227f721a834df95f4f42d0c31550a1f8b8a2.

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FossilOrigin-Name: 1e35cc6d5c2f563c6bb163bb150d7bc6ede4c993efa828af1face3261bf65a2c
This commit is contained in:
dan
2021-07-20 14:57:49 +00:00
parent 53fa02507b
commit d59f983501
4 changed files with 59 additions and 9 deletions
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42
test/aggnested.test
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@ -306,6 +306,48 @@ do_execsql_test 5.5 {
b, b;
}
#-------------------------------------------------------------------------
# dbsqlfuzz a779227f721a834df95f4f42d0c31550a1f8b8a2
#
reset_db
do_execsql_test 6.0 {
CREATE TABLE t1(a);
CREATE TABLE t2(b);
INSERT INTO t1 VALUES('x');
INSERT INTO t2 VALUES(1);
}
do_execsql_test 6.1.1 {
SELECT (
SELECT t2.b FROM (SELECT t2.b AS c FROM t1) GROUP BY 1 HAVING t2.b
)
FROM t2 GROUP BY 'constant_string';
} {1}
do_execsql_test 6.1.2 {
SELECT (
SELECT c FROM (SELECT t2.b AS c FROM t1) GROUP BY c HAVING t2.b
)
FROM t2 GROUP BY 'constant_string';
} {1}
do_execsql_test 6.2.0 {
UPDATE t2 SET b=0
}
do_execsql_test 6.2.1 {
SELECT (
SELECT t2.b FROM (SELECT t2.b AS c FROM t1) GROUP BY 1 HAVING t2.b
)
FROM t2 GROUP BY 'constant_string';
} {{}}
do_execsql_test 6.2.2 {
SELECT (
SELECT c FROM (SELECT t2.b AS c FROM t1) GROUP BY c HAVING t2.b
)
FROM t2 GROUP BY 'constant_string';
} {{}}