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Fix a problem with the handling of NULL values in the min() window function.

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FossilOrigin-Name: b76f35b09235d44dc3d176377bbb9c18b7cdc9392800103ff53c54730a427a5c
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dan
2018-07-07 17:30:44 +00:00
parent e4984a2bf4
commit d4fc49f735
5 changed files with 37 additions and 10 deletions
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12
test/window4.tcl
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@ -340,5 +340,17 @@ execsql_float_test 9.7 {
SELECT cume_dist() OVER () FROM t1
}
execsql_test 10.0 {
DROP TABLE IF EXISTS t7;
CREATE TABLE t7(id INTEGER PRIMARY KEY, a INTEGER, b INTEGER);
INSERT INTO t7(id, a, b) VALUES
(1, 1, 2), (2, 1, NULL), (3, 1, 4),
(4, 3, NULL), (5, 3, 8), (6, 3, 1);
}
execsql_test 10.1 {
SELECT id, min(b) OVER (PARTITION BY a ORDER BY id) FROM t7;
}
finish_test