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155 lines
4.1 KiB
Plaintext
155 lines
4.1 KiB
Plaintext
# Test for REPLACE...RETURNING
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CREATE TABLE t1(id1 INT PRIMARY KEY, val1 VARCHAR(1));
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CREATE TABLE t2(id2 INT PRIMARY KEY, val2 VARCHAR(1));
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INSERT INTO t2 VALUES (1,'a'),(2,'b'),(3,'c');
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CREATE FUNCTION f(arg INT) RETURNS INT
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BEGIN
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RETURN (SELECT arg+arg);
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END|
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#
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# Simple replace statement...RETURNING
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#
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REPLACE INTO t1 (id1, val1) VALUES (1, 'a');
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REPLACE INTO t1 (id1, val1) VALUES (1, 'b') RETURNING *;
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id1 val1
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1 b
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REPLACE INTO t1 (id1, val1) VALUES (1, 'c') RETURNING id1+id1 AS total,
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id1&&id1, id1|id1,UPPER(val1),f(id1);
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total id1&&id1 id1|id1 UPPER(val1) f(id1)
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2 1 1 C 2
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REPLACE INTO t1(id1,val1) VALUES (1,'d') RETURNING (SELECT GROUP_CONCAT(val2)
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FROM t2 WHERE id2=1);
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(SELECT GROUP_CONCAT(val2)
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FROM t2 WHERE id2=1)
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a
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REPLACE INTO t1(id1,val1) VALUES(1,'e') RETURNING (SELECT GROUP_CONCAT(val2)
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FROM t2 GROUP BY id2 HAVING id2=id2+1);
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(SELECT GROUP_CONCAT(val2)
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FROM t2 GROUP BY id2 HAVING id2=id2+1)
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NULL
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PREPARE stmt FROM "REPLACE INTO t1 (id1,val1) VALUES (1,'f') RETURNING
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id1,(SELECT id2 FROM t2 WHERE val2='b')";
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EXECUTE stmt;
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id1 (SELECT id2 FROM t2 WHERE val2='b')
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1 2
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DEALLOCATE PREPARE stmt;
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SELECT * FROM t1;
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id1 val1
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1 f
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TRUNCATE TABLE t1;
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#
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# Multiple values in one replace statement...RETURNING
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#
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REPLACE INTO t1 VALUES (1,'a'),(2,'b');
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REPLACE INTO t1 VALUES (1,'c'),(2,'d') RETURNING *;
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id1 val1
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1 c
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2 d
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REPLACE INTO t1 VALUES (1,'e'),(2,'f') RETURNING id1+id1 AS total,
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id1&&id1, id1|id1,UPPER(val1),f(id1);
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total id1&&id1 id1|id1 UPPER(val1) f(id1)
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2 1 1 E 2
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4 1 2 F 4
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REPLACE INTO t1 VALUES (1,'o'),(2,'p') RETURNING (SELECT GROUP_CONCAT(val2)
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FROM t2 WHERE id2=1);
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(SELECT GROUP_CONCAT(val2)
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FROM t2 WHERE id2=1)
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a
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a
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REPLACE INTO t1 VALUES (1,'q'),(2,'r') RETURNING (SELECT GROUP_CONCAT(val2)
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FROM t2 GROUP BY id2 HAVING id2=id2+1);
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(SELECT GROUP_CONCAT(val2)
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FROM t2 GROUP BY id2 HAVING id2=id2+1)
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NULL
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NULL
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PREPARE stmt FROM "REPLACE INTO t1 VALUES (1,'s'),(2,'t') RETURNING id1,
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(SELECT id2 FROM t2 WHERE val2='b')";
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EXECUTE stmt;
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id1 (SELECT id2 FROM t2 WHERE val2='b')
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1 2
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2 2
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DEALLOCATE PREPARE stmt;
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SELECT * FROM t1;
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id1 val1
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1 s
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2 t
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TRUNCATE TABLE t1;
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#
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# REPLACE...SET...RETURNING
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#
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REPLACE INTO t1 SET id1=1, val1 = 'a';
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REPLACE INTO t1 SET id1=2, val1 = 'b' RETURNING *;
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id1 val1
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2 b
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REPLACE INTO t1 SET id1=3, val1 = 'c' RETURNING id1+id1 AS total,
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id1&&id1, id1|id1,UPPER(val1),f(id1);
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total id1&&id1 id1|id1 UPPER(val1) f(id1)
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6 1 3 C 6
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REPLACE INTO t1 SET id1=1, val1 = 'i' RETURNING (SELECT GROUP_CONCAT(val2)
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FROM t2 WHERE id2=1);
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(SELECT GROUP_CONCAT(val2)
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FROM t2 WHERE id2=1)
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a
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REPLACE INTO t1 SET id1=2, val1='j' RETURNING (SELECT GROUP_CONCAT(val2)
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FROM t2 GROUP BY id2 HAVING id2=id2+1);
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(SELECT GROUP_CONCAT(val2)
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FROM t2 GROUP BY id2 HAVING id2=id2+1)
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NULL
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PREPARE stmt FROM "REPLACE INTO t1 SET id1=3, val1='k' RETURNING id1,
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(SELECT id2 FROM t2 WHERE val2='b')";
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EXECUTE stmt;
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id1 (SELECT id2 FROM t2 WHERE val2='b')
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3 2
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DEALLOCATE PREPARE stmt;
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SELECT * FROM t1;
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id1 val1
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1 i
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2 j
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3 k
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#
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# REPLACE...SELECT...RETURNING
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#
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TRUNCATE TABLE t2;
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REPLACE INTO t2(id2,val2) SELECT * FROM t1;
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REPLACE INTO t2 SELECT * FROM t1 WHERE id1=1 RETURNING *;
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id2 val2
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1 i
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REPLACE INTO t2 SELECT * FROM t1 WHERE id1=2 RETURNING id2+id2 AS total,
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id2&&id2, id2|id2,UPPER(val2),f(id2);
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total id2&&id2 id2|id2 UPPER(val2) f(id2)
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4 1 2 J 4
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REPLACE INTO t2 SELECT * FROM t1 WHERE id1=3 RETURNING (SELECT
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GROUP_CONCAT(val1) FROM t1 WHERE id1=1);
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(SELECT
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GROUP_CONCAT(val1) FROM t1 WHERE id1=1)
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i
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REPLACE INTO t2 SELECT * FROM t1 WHERE id1=1 RETURNING (SELECT
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GROUP_CONCAT(val1) FROM t1 GROUP BY id1 HAVING id1=id1+1);
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(SELECT
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GROUP_CONCAT(val1) FROM t1 GROUP BY id1 HAVING id1=id1+1)
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NULL
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PREPARE stmt FROM "REPLACE INTO t2 SELECT * FROM t1 WHERE id1=2 RETURNING
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id2,(SELECT id1 FROM t1 WHERE val1='b')";
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EXECUTE stmt;
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id2 (SELECT id1 FROM t1 WHERE val1='b')
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2 NULL
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DEALLOCATE PREPARE stmt;
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REPLACE INTO t2 SELECT * FROM t1 WHERE id1=3 RETURNING (SELECT id1+id2
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FROM t1 WHERE id1=1);
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(SELECT id1+id2
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FROM t1 WHERE id1=1)
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4
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REPLACE INTO t2 SELECT * FROM t1 WHERE id1=1 RETURNING (SELECT id1+id2
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FROM t2 WHERE id2=0);
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(SELECT id1+id2
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FROM t2 WHERE id2=0)
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NULL
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SELECT * FROM t2;
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id2 val2
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1 i
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2 j
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3 k
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DROP TABLE t1;
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DROP TABLE t2;
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DROP FUNCTION f;
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