mysql报错:Data truncation: Data too long for column XXX at row 1

数据库自定义函数执行失败,查日志看到报错信息:
报错信息:

Attempted to convert SQLException to SQLException. Leaving it alone. [SQLState: 22001; errorCode: 1406]
 com.mysql.jdbc.MysqlDataTruncation: Data truncation: Data too long for column 'sTempChd' at row 190

执行的函数:

DROP FUNCTION IF EXISTS `getChildLst`;
DELIMITER ;;
CREATE DEFINER=`root`@`%` FUNCTION `getChildLst`(rootId VARCHAR(100)) RETURNS varchar(1000) CHARSET utf8
DETERMINISTIC
BEGIN
    DECLARE sTemp VARCHAR(1000);
    DECLARE sTempChd VARCHAR(1000);
    
    SET sTemp = '$';
    SET sTempChd =cast(rootId as CHAR);
    
    WHILE sTempChd is not null DO
    SET sTemp = concat(sTemp,',',sTempChd);
    SELECT group_concat(organid) INTO sTempChd FROM t_admin_organ where FIND_IN_SET(superid,sTempChd)>0;
    END WHILE;
    RETURN sTemp;
 END
;;
DELIMITER ;

原因是:数据库字段设置的长度太小,查询到的数据大小超过了这个值。
因此将自定义函数中的RETURNS varchar(6000)、sTemp VARCHAR(1000) 和sTempChd VARCHAR(1000) 分别设置为RETURNS varchar(6000)、sTemp VARCHAR(6000) 和sTempChd VARCHAR(6000) .

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转载自blog.csdn.net/u013068184/article/details/82964582