DbDataAdapter.InsertCommand Properti
Definisi
Penting
Beberapa informasi terkait produk prarilis yang dapat diubah secara signifikan sebelum dirilis. Microsoft tidak memberikan jaminan, tersirat maupun tersurat, sehubungan dengan informasi yang diberikan di sini.
Mendapatkan atau mengatur perintah yang digunakan untuk menyisipkan rekaman baru ke dalam sumber data.
public:
property System::Data::Common::DbCommand ^ InsertCommand { System::Data::Common::DbCommand ^ get(); void set(System::Data::Common::DbCommand ^ value); };
[System.ComponentModel.Browsable(false)]
public System.Data.Common.DbCommand? InsertCommand { get; set; }
[System.ComponentModel.Browsable(false)]
public System.Data.Common.DbCommand InsertCommand { get; set; }
[<System.ComponentModel.Browsable(false)>]
member this.InsertCommand : System.Data.Common.DbCommand with get, set
Public Property InsertCommand As DbCommand
Nilai Properti
yang IDbCommand digunakan selama Update(DataSet) menyisipkan rekaman di sumber data untuk baris baru dalam himpunan data.
- Atribut
Contoh
Contoh berikut membuat kelas OleDbDataAdapter turunan dan mengatur beberapa propertinya.
public static OleDbDataAdapter CreateCustomerAdapter(
OleDbConnection connection)
{
OleDbDataAdapter adapter = new OleDbDataAdapter();
OleDbCommand command;
// Create the SelectCommand.
command = new OleDbCommand("SELECT CustomerID FROM Customers " +
"WHERE Country = ? AND City = ?", connection);
command.Parameters.Add("Country", OleDbType.VarChar, 15);
command.Parameters.Add("City", OleDbType.VarChar, 15);
adapter.SelectCommand = command;
// Create the InsertCommand.
command = new OleDbCommand(
"INSERT INTO Customers (CustomerID, CompanyName) " +
"VALUES (?, ?)", connection);
command.Parameters.Add(
"CustomerID", OleDbType.Char, 5, "CustomerID");
command.Parameters.Add(
"CompanyName", OleDbType.VarChar, 40, "CompanyName");
adapter.InsertCommand = command;
return adapter;
}
Public Shared Function CreateCustomerAdapter( _
connection As OleDbConnection) As OleDbDataAdapter
Dim adapter As New OleDbDataAdapter()
Dim command As OleDbCommand
' Create the SelectCommand.
command = New OleDbCommand("SELECT CustomerID FROM Customers " & _
"WHERE Country = ? AND City = ?", connection)
command.Parameters.Add("Country", OleDbType.VarChar, 15)
command.Parameters.Add("City", OleDbType.VarChar, 15)
adapter.SelectCommand = command
' Create the InsertCommand.
command = New OleDbCommand( _
"INSERT INTO Customers (CustomerID, CompanyName) " & _
"VALUES (?, ?)", connection)
command.Parameters.Add( _
"CustomerID", OleDbType.Char, 5, "CustomerID")
command.Parameters.Add( _
"CompanyName", OleDbType.VarChar, 40, "CompanyName")
adapter.InsertCommand = command
Return adapter
End Function
Keterangan
Selama Update, jika properti ini tidak diatur dan informasi kunci primer ada di DataSet, InsertCommand akan dibuat secara otomatis.