ij> AUTOCOMMIT OFF;
ij> -- MODULE  YTS798  

-- SQL Test Suite, V6.0, Interactive SQL, yts798.sql
-- 59-byte ID
-- TEd Version #

-- AUTHORIZATION CTS1              
   set schema CTS1;
0 rows inserted/updated/deleted
ij> --O   SELECT USER FROM HU.ECCO;
  VALUES USER;
1                                                                                                                               
--------------------------------------------------------------------------------------------------------------------------------
CTS1                                                                                                                            
ij> -- RERUN if USER value does not match preceding AUTHORIZATION comment
   ROLLBACK WORK;
ij> DELETE FROM TV;
5 rows inserted/updated/deleted
ij> INSERT INTO TV VALUES (1,'a');
1 row inserted/updated/deleted
ij> INSERT INTO TV VALUES (2,'b');
1 row inserted/updated/deleted
ij> INSERT INTO TV VALUES (3,'c');
1 row inserted/updated/deleted
ij> INSERT INTO TV VALUES (4,'d');
1 row inserted/updated/deleted
ij> INSERT INTO TV VALUES (5,'e');
1 row inserted/updated/deleted
ij> DELETE FROM TW;
5 rows inserted/updated/deleted
ij> INSERT INTO TW VALUES ('b',2);
1 row inserted/updated/deleted
ij> INSERT INTO TW VALUES ('g',1);
1 row inserted/updated/deleted
ij> INSERT INTO TW VALUES ('f',2);
1 row inserted/updated/deleted
ij> INSERT INTO TW VALUES ('h',4);
1 row inserted/updated/deleted
ij> INSERT INTO TW VALUES ('i',5);
1 row inserted/updated/deleted
ij> -- date_time print

-- TEST:7559 <scalar subquery> in <select list> of single-row select!

   SELECT DISTINCT A,
            (SELECT D FROM TW
             WHERE E = X.A)
--O             FROM TV AS X, TW AS Y
             FROM TV  X, TW  Y
--O             WHERE 1 <
--O                     (SELECT COUNT (*) FROM TV, TW
             WHERE exists
                     (SELECT * FROM TV, TW
                      WHERE A = X.A
                      AND A = E);
ERROR 21000: Scalar subquery is only allowed to return a single row.
ij> -- PASS:7559 If ERROR - cardinality violation?

   SELECT DISTINCT A,
              (SELECT D FROM TW
               WHERE E = X.A)
--O         FROM TV AS X, TW AS Y
         FROM TV  X, TW  Y
         WHERE A = 1;
A          |2   
----------------
1          |g   
ij> -- PASS:7559 If A = 1 and D = 'g'?

   SELECT DISTINCT A,
             (SELECT D FROM TW
              WHERE E = X.A)
--O         FROM TV AS X, TW AS Y
         FROM TV  X, TW  Y
         WHERE A = 3;
A          |2   
----------------
3          |NULL
ij> -- PASS:7559 If A = 3 and D = NULL?

   ROLLBACK WORK;
ij> -- END TEST >>> 7559 <<< END TEST
-- *********************************************
-- *************************************************////END-OF-MODULE
;
ij>