你好,我当前遇到了MySQL的问题!
出了什么问题呢?我是一个用户,我找过一些资料但并没有找到确切的答案。似乎这个问题比其他人遇到的错误代码问题更具体。请给我提供一个详细的回复,方便我跟进解决!顺便说一下,我在使用一个共享主机账户。
DELIMITER $$--
-- Functions
--
CREATE DEFINER = `root`@`localhost` FUNCTION `fnc_calcWalkedDistance` (
`steamid64` BIGINT UNSIGNED
) RETURNS INT( 10 ) UNSIGNEDNO SQL BEGIN DECLARE finished INTEGER DEFAULT 0;
DECLARE distance INTEGER DEFAULT 0;
DECLARE x1, x2, z1, z2 FLOAT;
DECLARE curs CURSOR FOR SELECT x, z
FROM log_positions
WHERE `steamid` = steamid64
ORDER BY `timestamp` DESC ;
DECLARE CONTINUE HANDLER FOR NOT FOUND SET finished =1;
OPEN curs;
FETCH curs INTO x1, z1;
SET x2 = x1;
SET z2 = z1;
calculate : LOOPFETCH curs INTO x1, z1;
IF finished =1 THEN LEAVE calculate;
END IF ;
SET distance = distance + SQRT( POW( x2 - x1, 2 ) + POW( z2 - z1, 2 ) ) ;
-- SET distance = distance + 1;
SET x2 = x1;
SET z2 = z1;
END LOOP calculate;
CLOSE curs;
RETURN distance;
END$$
错误代码如下:
MySQL said: Documentation
#1227 - Access denied; you need (at least one of) the SUPER privilege(s) for this operation
root
@localhost
重命名为serverusername
@localhost
来解决了这个问题。 - JWC May