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DECLARE <variable>
SET
CASE
FOR
GET DIAGNOSTICS
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ITERATE
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ASSOCIATE LOCATORS
DECLARE <cursor>
DECLARE ...HANDLER
PREPARE
EXECUTE
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LOOP
REPEAT
RESIGNAL
CALL
COMMIT/ROLLBACK 
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--ÄÚÁªSQL PL
BEGIN
DECLARE I INT DEFAULT 1;
DECLARE NUM INT DEFAULT 0;
SET NUM=0;

WHILE I<=10
DO
SET NUM=NUM+I;
SET I=I+1;
END WHILE;
END!

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