Method on a deleted row , an exception is thrown with the message , " a deleted row cannot be updated " 方法,将引发异常,并显示消息“无法更新已删除的行” 。
For example , you can run an sql statement that inserts , updates , or deletes rows in a database table 例如,您可以运行sql语句以在数据库表中插入、更新或删除行。
Gets the zero - based index of the row deleted , or the first deleted row if multiple rows were deleted 获取被删除行从零开始的索引,或第一个被删除的行(如果多个行被删除) 。
You can modify the database by editing values in the cells of the grid , and you can add or delete rows 可以通过编辑该网格单元格中的值对数据库进行修改,而且可以添加或删除行。
Truncate table is faster than delete and uses fewer system and transaction log resources . deleting rows from a heap Truncate table比delete速度快,且使用的系统和事务日志资源少。