摘要: DROP FUNCTION IF EXISTS rand_string; DELIMITER $$ CREATE FUNCTION rand_string(n INT) RETURNS VARCHAR(255) BEGIN DECLARE chars_str varchar(100) DEFAULT 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQ... 阅读全文
posted @ 2017-11-18 17:26 imklutz 阅读(2109) 评论(0) 推荐(0) 编辑