OleDbCommand.ExecuteNonQuery方法 [ ^ ]执行SQL语句并返回受影响的行数。因此，如果您使用 INSERT ， UPDATE ， DELETE sql语句，您需要使用： OleDbCommand.ExecuteReader Method [ ^ ]或 OleDbCommand.ExecuteScalar Method [ ^ ]



如果您想了解更多详情，请提供查询正文。



另一方面，请看：解决操作必须使用可更新的查询错误 [ ^ ]

OleDbCommand.ExecuteNonQuery Method [^] executes an SQL statement and returns the number of rows affected. So, if you use other than INSERT, UPDATE, DELETE sql statement, you need to use: OleDbCommand.ExecuteReader Method[^] or OleDbCommand.ExecuteScalar Method[^]

If you want more details, please provide the body of query.

On the other hand, please see this: Solving the Operation Must Use An Updateable Query error[^]