Description of the problem: When you tried to drop a user, you got this message: Error: 15138 The database principal owns a schema in the database, and cannot be dropped. Cause: That means, you are trying to drop a user owning a schema. In order to d…
ilovejinglei 原文 C#中保存datagridview中的数据时报错"动态SQL生成失败.找不到关键信息" 问题描述 相关代码 using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Th…
问题说明:使用的MySQL是5.1.37版本,用的mysql-connector-java-5.0.4.jar版本,在java文件中定义的字段是Date类型,MySQL中定义的字段类型是datetime类型的, 尝试了以下方式都不成功,报的错误还是一个,方法如下: 1.第一个方法: // Date date = new Date();// shop.setLastEditTime(date); 2.第二个方法: SimpleDateFormat sdf = new SimpleDateFor…