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20 lines
502 B
SQL
20 lines
502 B
SQL
#
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# Creating various prepared statements.
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# HELPER include/prepared_stmts_setup.inc
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#
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CREATE TABLE t1 (a INT NOT NULL);
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INSERT INTO t1 VALUES (4), (8), (11), (32), (80);
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# Prepared statements
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PREPARE st1 FROM 'SELECT SQRT(POW(?,2) + POW(?,2)) AS hypotenuse';
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SET @table = 't1';
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SET @s = CONCAT('SELECT * FROM ', @table);
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PREPARE st2 FROM @s;
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PREPARE st3 FROM 'INSERT INTO t1 SELECT * FROM t1 WHERE a<=?';
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PREPARE st4 FROM
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'(SELECT a FROM t1) UNION (SELECT a+10 FROM t1) ORDER BY RAND()*0+a';
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