vb.net SQL 查询超时
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SQL Query TimeOut
提问by Shmewnix
I have a vb.net program that runs a stored function and fills a dataset. However, due to the amount of information pulled, sometimes it times out on certain databases.
我有一个运行存储函数并填充数据集的 vb.net 程序。但是,由于提取的信息量很大,有时会在某些数据库上超时。
How can I increase the timeout of the query so as not to get hit with a timeout?
如何增加查询的超时时间以免被超时击中?
In my form button I have the following code that is NOT working (it still times out and the program errors)
在我的表单按钮中,我有以下代码不起作用(它仍然超时并且程序错误)
Me.1TableAdapter.Connection.ConnectionString = "Data Source=10.0.1.1;Initial Catalog=Database;Persist Security Info=True;User ID=USER;Password=PASSWORD; Connection Timeout = 120"
Me.1TableAdapter.Fill(Me.Dataset.1, TodayDt, TodayEnd)
Me.2TableAdapter.Fill(Me.Dataset.1, TodayDt, TodayEnd)
I get the error message:
我收到错误消息:
System.Data.SQLClient.SQLException: Timeout expired. The timeout period elapsed piror to the completion of the operation or the server is not responding.
System.Data.SQLClient.SQLException:超时已过期。操作完成前超时时间已过或服务器未响应。
回答by Eli Gassert
A connection has a timeout, but so does the command running against the connection. That timeout is for how long to wait just trying to establish the connection. See http://msdn.microsoft.com/en-us/library/system.data.sqlclient.sqlconnection.connectiontimeout.aspx
连接有超时,但针对连接运行的命令也有超时。该超时是等待多长时间尝试建立连接。请参阅http://msdn.microsoft.com/en-us/library/system.data.sqlclient.sqlconnection.connectiontimeout.aspx
So assuming you're using a SqlCommandthen set the CommandTimeoutproperty of the command.
因此,假设您正在使用SqlCommand然后设置CommandTimeout命令的属性。
http://msdn.microsoft.com/en-us/library/system.data.sqlclient.sqlcommand.commandtimeout.aspx
http://msdn.microsoft.com/en-us/library/system.data.sqlclient.sqlcommand.commandtimeout.aspx

