VB.NET & MySql.Data.MySQLClient - Parameter Query (OleDbParameter) - How to learn Connector/NET ADO.NET component MySql.Data.MySqlClient namespace is the .NET Framework Data Provider for MySql data source, Using the MySqlParameter for mapping to a DataSet column (MySQL Server Database)
ShotDev Focus:
- VB.NET & MySql.Data.MySQLClient - Parameter Query (OleDbParameter)
Example
ParameterQuery.aspx
<%@ Import Namespace="System.Data"%>
<%@ Import Namespace="MySql.Data.MySqlClient"%>
<%@ Page Language="VB" %>
<script runat="server">
Sub Page_Load(sender As Object, e As EventArgs)
Sample1()
End Sub
Sub Sample1()
Dim objConn As MySql.Data.MySqlClient.MySqlConnection
Dim objCmd As MySql.Data.MySqlClient.MySqlCommand
Dim strConnString,strSQL As String
strConnString = "Server=localhost;User Id=root; Password=root; Database=mydatabase; Pooling=false"
objConn = New MySql.Data.MySqlClient.MySqlConnection(strConnString)
objConn.Open()
'*** FOR INSERT ***'
strSQL = "INSERT INTO customer (CustomerID,Name,Email,CountryCode,Budget,Used) " & _
"VALUES (?sCustomerID,?sName,?sEmail,?sCountryCode,?sBudget,?sUsed)"
objCmd = New MySql.Data.MySqlClient.MySqlCommand(strSQL,objConn)
With objCmd
.Parameters.Add(new MySqlParameter("sCustomerID", "C005"))
.Parameters.Add(new MySqlParameter("sName", "Weerachai Nukitram"))
.Parameters.Add(new MySqlParameter("sEmail", "[email protected]"))
.Parameters.Add(new MySqlParameter("sCountryCode", "TH"))
.Parameters.Add(new MySqlParameter("sBudget", "2000000"))
.Parameters.Add(new MySqlParameter("sUsed", "100000"))
End With
objCmd.ExecuteNonQuery()
lblText.Text = "Record Insert Sucessful."
'*** FOR UPDATE ***'
'strSQL = "UPDATE customer SET Budget = ?sBudget " & _
'" WHERE CustomerID = ?sCustomerID "
'objCmd = New MySql.Data.MySqlClient.MySqlCommand(strSQL,objConn)
'With objCmd
' .Parameters.Add(new MySqlParameter("sBudget", "4000000"))
' .Parameters.Add(new MySqlParameter("sCustomerID", "C005"))
'End With
'objCmd.ExecuteNonQuery()
'*** FOR DELETE ***'
'strSQL = "DELETE FROM customer " & _
'" WHERE CustomerID = ?sCustomerID "
'objCmd = New MySql.Data.MySqlClient.MySqlCommand(strSQL,objConn)
'With objCmd
' .Parameters.Add(new MySqlParameter("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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