VB.NET & System.Data.OracleClient - Parameter Query (OleDbParameter) - How to learn Connector/NET ADO.NET component System.Data.OracleClient namespace is the .NET Framework Data Provider for Oracle data source, Using the OracleParameter for mapping to a DataSet column (Oracle Server Database)
ShotDev Focus:
- VB.NET & System.Data.OracleClient - Parameter Query (OleDbParameter)
Example
ParameterQuery.aspx
<%@ Import Namespace="System.Data"%>
<%@ Import Namespace="System.Data.OracleClient"%>
<%@ Page Language="VB" %>
<script runat="server">
Sub Page_Load(sender As Object, e As EventArgs)
Sample1()
End Sub
Sub Sample1()
Dim objConn As System.Data.OracleClient.OracleConnection
Dim objCmd As System.Data.OracleClient.OracleCommand
Dim strConnString,strSQL As String
strConnString = "Data Source=TCDB;User Id=myuser;Password=mypassword;"
objConn = New System.Data.OracleClient.OracleConnection(strConnString)
objConn.Open()
'*** FOR INSERT ***'
strSQL = "INSERT INTO customer (CustomerID,Name,Email,CountryCode,Budget,Used) " & _
"VALUES (:sCustomerID,:sName,:sEmail,:sCountryCode,:sBudget,:sUsed)"
objCmd = New System.Data.OracleClient.OracleCommand(strSQL,objConn)
With objCmd
.Parameters.Add(new OracleParameter(":sCustomerID", "C005"))
.Parameters.Add(new OracleParameter(":sName", "Weerachai Nukitram"))
.Parameters.Add(new OracleParameter(":sEmail", "webmaster@shotdev.com"))
.Parameters.Add(new OracleParameter(":sCountryCode", "TH"))
.Parameters.Add(new OracleParameter(":sBudget", "2000000"))
.Parameters.Add(new OracleParameter(":sUsed", "100000"))
End With
objCmd.ExecuteNonQuery()
lblText.Text = "Record Insert Sucessful."
'*** FOR UPDATE ***'
'strSQL = "UPDATE customer SET Budget = :sBudget " & _
'" WHERE CustomerID = :sCustomerID "
'objCmd = New System.Data.OracleClient.OracleCommand(strSQL,objConn)
'With objCmd
' .Parameters.Add(new OracleParameter(":sBudget", "4000000"))
' .Parameters.Add(new OracleParameter(":sCustomerID", "C005"))
'End With
'objCmd.ExecuteNonQuery()
'*** FOR DELETE ***'
'strSQL = "DELETE FROM customer " & _
'" WHERE CustomerID = :sCustomerID "
'objCmd = New System.Data.OracleClient.OracleCommand(strSQL,objConn)
'With objCmd
' .Parameters.Add(new OracleParameter(":sCustomerID", "C005"))
'End With
'objCmd.ExecuteNonQuery()
objCmd = Nothing
objConn.Close()
objConn = Nothing
End Sub
</script>
<html>
<head>
<title>ShotDev.Com Tutorial</title>
</head>
<body>
<form id="form1" runat="server">
<asp:Label id="lblText" runat="Server"></asp:Label>
</form>
</body>
</html>
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