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INFORMATICA MEDICA

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Metodi Open e Close<br />

• Dichiarazione di un oggetto connessione<br />

• Dim myConn as SqlClinet.SqlConnection (VB)<br />

• SqlClient.SqlConnection myConn; (C#)<br />

• Istanzia un oggetto connessione:<br />

• myConn = New SqlConnection()<br />

• Assegnare i valori alla stringa di connessione<br />

• myConn.ConnectionString.DataSource = …<br />

• Apertura della connessione<br />

• myConn.Open<br />

• Esecuzione di operazioni<br />

• Chiusura della connessione<br />

• myConn.Close<br />

Inf. Med. - 4. ADO.NET - A.A.<br />

2013/14

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