A connection to a database is a resource intensive operation that typically comprises a few steps. A channel of communication between the application and the database should be established before the ...

我在程序里需要创建一个新表，可是程序报错：连接无法用于此操作。程序如下 Dim objConn As New ADODB.Connection Dim objComm As New ADODB.Command Dim objRs As New ADODB.Recordset ...

Use profiler.<br><br>SQL leaves them open for a time for the connection pooling of course. -- View image here: http://episteme.arstechnica.com/infopop/emoticons/icon ...

Leverage ADO.Net's ability to work in disconnected mode to enable your application to stay disconnected to the database, conserve the system resources, and reduce the network traffic Microsoft’s ...

Faster performance in business applications comes down to reducing the "critical two" -- disk I/O and trips to the server. Doing that means doing a lot of things right, starting with your database ...

Microsoft would like you to use ADO to access your data, but is it the right solution for you? Follow along with our step-by-step example to learn more about this technology and see what advantages ...