批量插入数据

drop procedure if exists jyf_test;
DELIMITER ;;
CREATE PROCEDURE jyf_test()
BEGIN
    DECLARE a INT UNSIGNED DEFAULT 1;
    WHILE a <= 20 DO
        INSERT INTO 。。。。。。;
        
        SET a= a+1;
    END WHILE;
    COMMIT;
END ;;
DELIMITER ;
CALL jyf_test();
drop procedure if exists jyf_test;