Tuesday, October 09, 2012

SQL Connection and Command Example

Private Function IsClientAdmitted(ClientID As Integer) As BooleanDim conn As SqlConnectionDim cmd As New SqlCommandDim passOrFail As StringpassOrFail = Falseconn = New SqlConnection(ConfigurationManager.ConnectionStrings("conn_string").ConnectionString())
Trycmd.CommandText = "csp_validate_progress_notes_entry"cmd.CommandType = CommandType.StoredProcedurecmd.Connection = conn
cmd.Parameters.Add(
"@ClientID", SqlDbType.Int).Value = ClientIDcmd.Connection.Open()
passOrFail = cmd.ExecuteScalar()

Return passOrFail
Catch ex As ExceptionRaiseEvent StatusMessageChanged(New StatusMessageEventArgs("Error Connecting to Database", StatusMessageEventArgs.StatusMessageType.ErrorMsg))
Return passOrFail
FinallyIf Not conn Is Nothing Thenconn.Close()End IfEnd TryEnd Function

AWS Solutions Architect Guide

AWS Solutions Architect Guide Introduction to AWS Solutions Architecture AWS Solutions Architecture involves designing and deploying ...