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|
/* Formatted on 2011/06/10 11:31 (Formatter Plus v4.8.8) */
DROP TABLE a;
DROP TABLE b;
CREATE TABLE a (stid NUMBER, c1 NUMBER, c2 NUMBER, c3 NUMBER);
INSERT INTO a
VALUES (1, 20, 30, 40);
INSERT INTO a
VALUES (2, 40, 50, 60);
INSERT INTO a
VALUES (3, 90, 80, 100);
CREATE TABLE b AS SELECT *
FROM a WHERE 1 = 0;
INSERT INTO b
VALUES (1, 10, 30, 40);
INSERT INTO b
VALUES (2, 40, 40, 70);
INSERT INTO b
VALUES (3, 90, 90, 100);
COMMIT ;
SELECT stid, c1, c2, c3
FROM (SELECT a.*, 1 src1, TO_NUMBER (NULL) src2
FROM a
UNION ALL
SELECT b.*, TO_NUMBER (NULL) src1, 2 src2
FROM b)
GROUP BY stid, c1, c2, c3
HAVING COUNT (src1) != COUNT (src2)
ORDER BY stid; |
