Mysql update in报错 解决方案: [Err] 1093 - You can't specify target table 'company_info' for update in FROM clause 意思是不能在同一语句中更新select出的同一张表元组的属性值 解决方法:将select出的结果通过中间表再select一遍即可. 错误sql: update company_info set email = 'ttt@163.com' ) 修改后可执行的sql: update c
这次在配置xml文件时,出现错误提示( The reference to entity “useSSL” must end with the ‘;’ delimiter.) 报错行为 <property name="url" value="jdbc:mysql://www.xxxx.com:3306/db?characterEncoding=utf8&useSSL=false"/> 链接jdbc时,路径链接参数之前一直是使用&符号连接,但
在刷新下载进度时 Xcode报错误: Terminating app due to uncaught exception 'NSInternalInconsistencyException', reason: 'Invalid update: invalid number of items in section 0. The number of items contained in an existing section after the update (107) must be equal