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			120 lines
		
	
	
	
		
			2.5 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			120 lines
		
	
	
	
		
			2.5 KiB
		
	
	
	
		
			Text
		
	
	
	
	
	
DROP PROCEDURE IF EXISTS proc_19194_codegen;
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DROP PROCEDURE IF EXISTS bug_19194_simple;
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DROP PROCEDURE IF EXISTS bug_19194_searched;
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CREATE PROCEDURE proc_19194_codegen(
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IN proc_name VARCHAR(50),
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IN count INTEGER,
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IN simple INTEGER,
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OUT body MEDIUMTEXT)
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BEGIN
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DECLARE code MEDIUMTEXT;
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DECLARE i INT DEFAULT 1;
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SET code = concat("CREATE PROCEDURE ", proc_name, "(i INT)\n");
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SET code = concat(code, "BEGIN\n");
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SET code = concat(code, "  DECLARE str CHAR(10);\n");
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IF (simple)
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THEN
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SET code = concat(code, "  CASE i\n");
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ELSE
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SET code = concat(code, "  CASE\n");
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END IF;
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WHILE (i <= count)
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DO
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IF (simple)
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THEN
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SET code = concat(code, "    WHEN ", i, " THEN SET str=\"", i, "\";\n");
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ELSE
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SET code = concat(code, "    WHEN i=", i, " THEN SET str=\"", i, "\";\n");
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END IF;
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SET i = i + 1;
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END WHILE;
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SET code = concat(code, "    ELSE SET str=\"unknown\";\n");
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SET code = concat(code, "  END CASE;\n");
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SET code = concat(code, "  SELECT str;\n");
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SET code = concat(code, "END\n");
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SET body = code;
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END|
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set @body="";
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call proc_19194_codegen("test_simple", 10, 1, @body);
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select @body;
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@body
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CREATE PROCEDURE test_simple(i INT)
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BEGIN
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  DECLARE str CHAR(10);
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  CASE i
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    WHEN 1 THEN SET str="1";
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    WHEN 2 THEN SET str="2";
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    WHEN 3 THEN SET str="3";
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    WHEN 4 THEN SET str="4";
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    WHEN 5 THEN SET str="5";
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    WHEN 6 THEN SET str="6";
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    WHEN 7 THEN SET str="7";
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    WHEN 8 THEN SET str="8";
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    WHEN 9 THEN SET str="9";
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    WHEN 10 THEN SET str="10";
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    ELSE SET str="unknown";
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  END CASE;
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  SELECT str;
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END
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call proc_19194_codegen("test_searched", 10, 0, @body);
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select @body;
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@body
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CREATE PROCEDURE test_searched(i INT)
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BEGIN
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  DECLARE str CHAR(10);
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  CASE
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    WHEN i=1 THEN SET str="1";
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    WHEN i=2 THEN SET str="2";
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    WHEN i=3 THEN SET str="3";
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    WHEN i=4 THEN SET str="4";
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    WHEN i=5 THEN SET str="5";
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    WHEN i=6 THEN SET str="6";
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    WHEN i=7 THEN SET str="7";
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    WHEN i=8 THEN SET str="8";
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    WHEN i=9 THEN SET str="9";
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    WHEN i=10 THEN SET str="10";
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    ELSE SET str="unknown";
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  END CASE;
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  SELECT str;
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END
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CALL bug_19194_simple(1);
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str
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1
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CALL bug_19194_simple(2);
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str
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2
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CALL bug_19194_simple(1000);
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str
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1000
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CALL bug_19194_simple(4998);
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str
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4998
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CALL bug_19194_simple(4999);
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str
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4999
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CALL bug_19194_simple(9999);
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str
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unknown
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CALL bug_19194_searched(1);
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str
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1
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CALL bug_19194_searched(2);
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str
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2
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CALL bug_19194_searched(1000);
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str
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1000
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CALL bug_19194_searched(4998);
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str
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4998
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CALL bug_19194_searched(4999);
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str
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4999
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CALL bug_19194_searched(9999);
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str
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unknown
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DROP PROCEDURE proc_19194_codegen;
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DROP PROCEDURE bug_19194_simple;
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DROP PROCEDURE bug_19194_searched;
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