OdbcDataAdapter Oluşturucular

Başvuru

Tanım

Ad Alanı:: System.Data.Odbc

Bütünleştirilmiş Kod:: System.Data.Odbc.dll

Bütünleştirilmiş Kod:: System.Data.dll

Paket:: System.Data.Odbc v8.0.1

Paket:: System.Data.Odbc v9.0.0-rc.2.24473.5

Önemli

Bazı bilgiler ürünün ön sürümüyle ilgilidir ve sürüm öncesinde önemli değişiklikler yapılmış olabilir. Burada verilen bilgilerle ilgili olarak Microsoft açık veya zımni hiçbir garanti vermez.

OdbcDataAdapter sınıfının yeni bir örneğini başlatır.

Aşırı Yüklemeler

OdbcDataAdapter()	OdbcDataAdapter sınıfının yeni bir örneğini başlatır.
OdbcDataAdapter(OdbcCommand)	Belirtilen SQL SELECT deyimiyle sınıfının yeni bir örneğini OdbcDataAdapter başlatır.
OdbcDataAdapter(String, OdbcConnection)	SQL SELECT deyimi ve OdbcConnectionile sınıfının yeni bir örneğini OdbcDataAdapter başlatır.
OdbcDataAdapter(String, String)	SQL SELECT deyimi ve bağlantı dizesi ile sınıfının yeni bir örneğini OdbcDataAdapter başlatır.

OdbcDataAdapter()

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

OdbcDataAdapter sınıfının yeni bir örneğini başlatır.

public:
 OdbcDataAdapter();

public OdbcDataAdapter ();

Public Sub New ()

Örnekler

Aşağıdaki örnek bir OdbcDataAdapter oluşturur ve bazı özelliklerini ayarlar.

public static OdbcDataAdapter CreateDataAdapter(
    OdbcConnection connection)
{
    string selectCommand =
        "SELECT CustomerID, CompanyName FROM Customers";

    OdbcDataAdapter adapter = new OdbcDataAdapter(
        selectCommand, connection);
    adapter.MissingSchemaAction = MissingSchemaAction.AddWithKey;

    // Create the Insert, Update and Delete commands.
    adapter.InsertCommand = new OdbcCommand(
        "INSERT INTO Customers (CustomerID, CompanyName) " +
        "VALUES (?, ?)");

    adapter.UpdateCommand = new OdbcCommand(
        "UPDATE Customers SET CustomerID = ?, CompanyName = ? " +
        "WHERE CustomerID = ?");

    adapter.DeleteCommand = new OdbcCommand(
        "DELETE FROM Customers WHERE CustomerID = ?");

    // Create the parameters.
    adapter.InsertCommand.Parameters.Add("@CustomerID",
        OdbcType.Char, 5, "CustomerID");
    adapter.InsertCommand.Parameters.Add("@CompanyName",
        OdbcType.VarChar, 40, "CompanyName");

    adapter.UpdateCommand.Parameters.Add("@CustomerID",
        OdbcType.Char, 5, "CustomerID");
    adapter.UpdateCommand.Parameters.Add("@CompanyName",
        OdbcType.VarChar, 40, "CompanyName");
    adapter.UpdateCommand.Parameters.Add("@oldCustomerID",
        OdbcType.Char, 5, "CustomerID").SourceVersion =
        DataRowVersion.Original;

    adapter.DeleteCommand.Parameters.Add("@CustomerID",
        OdbcType.Char, 5, "CustomerID").SourceVersion =
        DataRowVersion.Original;

    return adapter;
}

Public Function CreateDataAdapter( _
    ByVal connection As OdbcConnection) As OdbcDataAdapter

    Dim selectCommand As String = _
        "SELECT CustomerID, CompanyName FROM Customers"
    Dim adapter As OdbcDataAdapter = _
        New OdbcDataAdapter(selectCommand, connection)

    adapter.MissingSchemaAction = MissingSchemaAction.AddWithKey

    ' Create the Insert, Update and Delete commands.
    adapter.InsertCommand = New OdbcCommand( _
        "INSERT INTO Customers (CustomerID, CompanyName) " & _
         "VALUES (?, ?)")

    adapter.UpdateCommand = New OdbcCommand( _
        "UPDATE Customers SET CustomerID = ?, CompanyName = ? " & _
        "WHERE CustomerID = ?")

    adapter.DeleteCommand = New OdbcCommand( _
        "DELETE FROM Customers WHERE CustomerID = ?")

    ' Create the parameters.
    adapter.InsertCommand.Parameters.Add( _
        "@CustomerID", OdbcType.Char, 5, "CustomerID")
    adapter.InsertCommand.Parameters.Add( _
        "@CompanyName", OdbcType.VarChar, 40, "CompanyName")

    adapter.UpdateCommand.Parameters.Add( _
        "@CustomerID", OdbcType.Char, 5, "CustomerID")
    adapter.UpdateCommand.Parameters.Add( _
        "@CompanyName", OdbcType.VarChar, 40, "CompanyName")
    adapter.UpdateCommand.Parameters.Add( _
        "@oldCustomerID", OdbcType.Char, 5, "CustomerID").SourceVersion = _
        DataRowVersion.Original

    adapter.DeleteCommand.Parameters.Add( _
        "@CustomerID", OdbcType.Char, 5, "CustomerID").SourceVersion = _
        DataRowVersion.Original

    Return adapter
End Function

Açıklamalar

örneğini OdbcDataAdapteroluşturduğunuzda, aşağıdaki salt yazma ve salt okunur özellikler, tabloda gösterildiği gibi varsayılan değerlerine ayarlanır.

Özellikler	Varsayılan değer
MissingMappingAction	`MissingMappingAction.Passthrough`
MissingSchemaAction	`MissingSchemaAction.Add`

Özelliğine ayrı bir çağrı aracılığıyla bu özelliklerden herhangi birinin değerini değiştirebilirsiniz.

Ayrıca bkz.

DataAdapters ve DataReaders

Şunlara uygulanır

OdbcDataAdapter(OdbcCommand)

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

Belirtilen SQL SELECT deyimiyle sınıfının yeni bir örneğini OdbcDataAdapter başlatır.

public:
 OdbcDataAdapter(System::Data::Odbc::OdbcCommand ^ selectCommand);

public OdbcDataAdapter (System.Data.Odbc.OdbcCommand? selectCommand);

public OdbcDataAdapter (System.Data.Odbc.OdbcCommand selectCommand);

new System.Data.Odbc.OdbcDataAdapter : System.Data.Odbc.OdbcCommand -> System.Data.Odbc.OdbcDataAdapter

Public Sub New (selectCommand As OdbcCommand)

Parametreler

selectCommand: OdbcCommand

SQL OdbcCommand SELECT deyimi veya saklı yordam olan ve özelliği OdbcDataAdapterolarak SelectCommand ayarlanan.

Örnekler

Aşağıdaki örnek bir OdbcDataAdapter oluşturur ve bazı özelliklerini ayarlar.

public static OdbcDataAdapter CreateDataAdapter(
    OdbcConnection connection)
{
    string selectCommand =
        "SELECT CustomerID, CompanyName FROM Customers";

    OdbcDataAdapter adapter = new OdbcDataAdapter(
        selectCommand, connection);
    adapter.MissingSchemaAction = MissingSchemaAction.AddWithKey;

    // Create the Insert, Update and Delete commands.
    adapter.InsertCommand = new OdbcCommand(
        "INSERT INTO Customers (CustomerID, CompanyName) " +
        "VALUES (?, ?)");

    adapter.UpdateCommand = new OdbcCommand(
        "UPDATE Customers SET CustomerID = ?, CompanyName = ? " +
        "WHERE CustomerID = ?");

    adapter.DeleteCommand = new OdbcCommand(
        "DELETE FROM Customers WHERE CustomerID = ?");

    // Create the parameters.
    adapter.InsertCommand.Parameters.Add("@CustomerID",
        OdbcType.Char, 5, "CustomerID");
    adapter.InsertCommand.Parameters.Add("@CompanyName",
        OdbcType.VarChar, 40, "CompanyName");

    adapter.UpdateCommand.Parameters.Add("@CustomerID",
        OdbcType.Char, 5, "CustomerID");
    adapter.UpdateCommand.Parameters.Add("@CompanyName",
        OdbcType.VarChar, 40, "CompanyName");
    adapter.UpdateCommand.Parameters.Add("@oldCustomerID",
        OdbcType.Char, 5, "CustomerID").SourceVersion =
        DataRowVersion.Original;

    adapter.DeleteCommand.Parameters.Add("@CustomerID",
        OdbcType.Char, 5, "CustomerID").SourceVersion =
        DataRowVersion.Original;

    return adapter;
}

Public Function CreateDataAdapter( _
    ByVal connection As OdbcConnection) As OdbcDataAdapter

    Dim selectCommand As String = _
        "SELECT CustomerID, CompanyName FROM Customers"
    Dim adapter As OdbcDataAdapter = _
        New OdbcDataAdapter(selectCommand, connection)

    adapter.MissingSchemaAction = MissingSchemaAction.AddWithKey

    ' Create the Insert, Update and Delete commands.
    adapter.InsertCommand = New OdbcCommand( _
        "INSERT INTO Customers (CustomerID, CompanyName) " & _
         "VALUES (?, ?)")

    adapter.UpdateCommand = New OdbcCommand( _
        "UPDATE Customers SET CustomerID = ?, CompanyName = ? " & _
        "WHERE CustomerID = ?")

    adapter.DeleteCommand = New OdbcCommand( _
        "DELETE FROM Customers WHERE CustomerID = ?")

    ' Create the parameters.
    adapter.InsertCommand.Parameters.Add( _
        "@CustomerID", OdbcType.Char, 5, "CustomerID")
    adapter.InsertCommand.Parameters.Add( _
        "@CompanyName", OdbcType.VarChar, 40, "CompanyName")

    adapter.UpdateCommand.Parameters.Add( _
        "@CustomerID", OdbcType.Char, 5, "CustomerID")
    adapter.UpdateCommand.Parameters.Add( _
        "@CompanyName", OdbcType.VarChar, 40, "CompanyName")
    adapter.UpdateCommand.Parameters.Add( _
        "@oldCustomerID", OdbcType.Char, 5, "CustomerID").SourceVersion = _
        DataRowVersion.Original

    adapter.DeleteCommand.Parameters.Add( _
        "@CustomerID", OdbcType.Char, 5, "CustomerID").SourceVersion = _
        DataRowVersion.Original

    Return adapter
End Function

Açıklamalar

Oluşturucunun OdbcDataAdapter bu uygulaması, özelliğini parametresinde belirtilen değere selectCommand ayarlarSelectCommand.

örneğini OdbcDataAdapteroluşturduğunuzda, aşağıdaki salt yazma ve salt okunur özellikler, tabloda gösterildiği gibi varsayılan değerlerine ayarlanır.

Özellikler	İlk değer
MissingMappingAction	`MissingMappingAction.Passthrough`
MissingSchemaAction	`MissingSchemaAction.Add`

Özelliğine ayrı bir çağrı aracılığıyla bu özelliklerden herhangi birinin değerini değiştirebilirsiniz.

Ayrıca bkz.

DataAdapters ve DataReaders

Şunlara uygulanır

OdbcDataAdapter(String, OdbcConnection)

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

SQL SELECT deyimi ve OdbcConnectionile sınıfının yeni bir örneğini OdbcDataAdapter başlatır.

public:
 OdbcDataAdapter(System::String ^ selectCommandText, System::Data::Odbc::OdbcConnection ^ selectConnection);

public OdbcDataAdapter (string? selectCommandText, System.Data.Odbc.OdbcConnection? selectConnection);

public OdbcDataAdapter (string selectCommandText, System.Data.Odbc.OdbcConnection selectConnection);

new System.Data.Odbc.OdbcDataAdapter : string * System.Data.Odbc.OdbcConnection -> System.Data.Odbc.OdbcDataAdapter

Public Sub New (selectCommandText As String, selectConnection As OdbcConnection)

Parametreler

selectCommandText: String

özelliği OdbcDataAdaptertarafından SelectCommand kullanılacak bir SQL SELECT deyimi veya saklı yordam olan bir dize.

selectConnection: OdbcConnection

OdbcConnection Bağlantıyı temsil eden bir.

Örnekler

Aşağıdaki örnek bir OdbcDataAdapter oluşturur ve bazı özelliklerini ayarlar.

public static OdbcDataAdapter CreateDataAdapter(
    OdbcConnection connection)
{
    string selectCommand =
        "SELECT CustomerID, CompanyName FROM Customers";

    OdbcDataAdapter adapter = new OdbcDataAdapter(
        selectCommand, connection);
    adapter.MissingSchemaAction = MissingSchemaAction.AddWithKey;

    // Create the Insert, Update and Delete commands.
    adapter.InsertCommand = new OdbcCommand(
        "INSERT INTO Customers (CustomerID, CompanyName) " +
        "VALUES (?, ?)");

    adapter.UpdateCommand = new OdbcCommand(
        "UPDATE Customers SET CustomerID = ?, CompanyName = ? " +
        "WHERE CustomerID = ?");

    adapter.DeleteCommand = new OdbcCommand(
        "DELETE FROM Customers WHERE CustomerID = ?");

    // Create the parameters.
    adapter.InsertCommand.Parameters.Add("@CustomerID",
        OdbcType.Char, 5, "CustomerID");
    adapter.InsertCommand.Parameters.Add("@CompanyName",
        OdbcType.VarChar, 40, "CompanyName");

    adapter.UpdateCommand.Parameters.Add("@CustomerID",
        OdbcType.Char, 5, "CustomerID");
    adapter.UpdateCommand.Parameters.Add("@CompanyName",
        OdbcType.VarChar, 40, "CompanyName");
    adapter.UpdateCommand.Parameters.Add("@oldCustomerID",
        OdbcType.Char, 5, "CustomerID").SourceVersion =
        DataRowVersion.Original;

    adapter.DeleteCommand.Parameters.Add("@CustomerID",
        OdbcType.Char, 5, "CustomerID").SourceVersion =
        DataRowVersion.Original;

    return adapter;
}

Public Function CreateDataAdapter( _
    ByVal connection As OdbcConnection) As OdbcDataAdapter

    Dim selectCommand As String = _
        "SELECT CustomerID, CompanyName FROM Customers"
    Dim adapter As OdbcDataAdapter = _
        New OdbcDataAdapter(selectCommand, connection)

    adapter.MissingSchemaAction = MissingSchemaAction.AddWithKey

    ' Create the Insert, Update and Delete commands.
    adapter.InsertCommand = New OdbcCommand( _
        "INSERT INTO Customers (CustomerID, CompanyName) " & _
         "VALUES (?, ?)")

    adapter.UpdateCommand = New OdbcCommand( _
        "UPDATE Customers SET CustomerID = ?, CompanyName = ? " & _
        "WHERE CustomerID = ?")

    adapter.DeleteCommand = New OdbcCommand( _
        "DELETE FROM Customers WHERE CustomerID = ?")

    ' Create the parameters.
    adapter.InsertCommand.Parameters.Add( _
        "@CustomerID", OdbcType.Char, 5, "CustomerID")
    adapter.InsertCommand.Parameters.Add( _
        "@CompanyName", OdbcType.VarChar, 40, "CompanyName")

    adapter.UpdateCommand.Parameters.Add( _
        "@CustomerID", OdbcType.Char, 5, "CustomerID")
    adapter.UpdateCommand.Parameters.Add( _
        "@CompanyName", OdbcType.VarChar, 40, "CompanyName")
    adapter.UpdateCommand.Parameters.Add( _
        "@oldCustomerID", OdbcType.Char, 5, "CustomerID").SourceVersion = _
        DataRowVersion.Original

    adapter.DeleteCommand.Parameters.Add( _
        "@CustomerID", OdbcType.Char, 5, "CustomerID").SourceVersion = _
        DataRowVersion.Original

    Return adapter
End Function

Açıklamalar

bu OdbcDataAdapter uygulaması, iki veya daha fazla OdbcDataAdapter nesne için yöntemini çağırması Fill gereken bir uygulamada yararlı olabilir.

Ayrıca bkz.

DataAdapters ve DataReaders

Şunlara uygulanır

OdbcDataAdapter(String, String)

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

Kaynak:: OdbcDataAdapter.cs

SQL SELECT deyimi ve bağlantı dizesi ile sınıfının yeni bir örneğini OdbcDataAdapter başlatır.

public:
 OdbcDataAdapter(System::String ^ selectCommandText, System::String ^ selectConnectionString);

public OdbcDataAdapter (string? selectCommandText, string? selectConnectionString);

public OdbcDataAdapter (string selectCommandText, string selectConnectionString);

new System.Data.Odbc.OdbcDataAdapter : string * string -> System.Data.Odbc.OdbcDataAdapter

Public Sub New (selectCommandText As String, selectConnectionString As String)

Parametreler

selectCommandText: String

özelliği OdbcDataAdaptertarafından SelectCommand kullanılacak bir SQL SELECT deyimi veya saklı yordam olan bir dize.

selectConnectionString: String

Bağlantı dizesi.

Örnekler

Aşağıdaki örnek bir OdbcDataAdapter oluşturur ve bazı özelliklerini ayarlar.

public static OdbcDataAdapter CreateDataAdapter(
    OdbcConnection connection)
{
    string selectCommand =
        "SELECT CustomerID, CompanyName FROM Customers";

    OdbcDataAdapter adapter = new OdbcDataAdapter(
        selectCommand, connection);
    adapter.MissingSchemaAction = MissingSchemaAction.AddWithKey;

    // Create the Insert, Update and Delete commands.
    adapter.InsertCommand = new OdbcCommand(
        "INSERT INTO Customers (CustomerID, CompanyName) " +
        "VALUES (?, ?)");

    adapter.UpdateCommand = new OdbcCommand(
        "UPDATE Customers SET CustomerID = ?, CompanyName = ? " +
        "WHERE CustomerID = ?");

    adapter.DeleteCommand = new OdbcCommand(
        "DELETE FROM Customers WHERE CustomerID = ?");

    // Create the parameters.
    adapter.InsertCommand.Parameters.Add("@CustomerID",
        OdbcType.Char, 5, "CustomerID");
    adapter.InsertCommand.Parameters.Add("@CompanyName",
        OdbcType.VarChar, 40, "CompanyName");

    adapter.UpdateCommand.Parameters.Add("@CustomerID",
        OdbcType.Char, 5, "CustomerID");
    adapter.UpdateCommand.Parameters.Add("@CompanyName",
        OdbcType.VarChar, 40, "CompanyName");
    adapter.UpdateCommand.Parameters.Add("@oldCustomerID",
        OdbcType.Char, 5, "CustomerID").SourceVersion =
        DataRowVersion.Original;

    adapter.DeleteCommand.Parameters.Add("@CustomerID",
        OdbcType.Char, 5, "CustomerID").SourceVersion =
        DataRowVersion.Original;

    return adapter;
}

Public Function CreateDataAdapter( _
    ByVal connection As OdbcConnection) As OdbcDataAdapter

    Dim selectCommand As String = _
        "SELECT CustomerID, CompanyName FROM Customers"
    Dim adapter As OdbcDataAdapter = _
        New OdbcDataAdapter(selectCommand, connection)

    adapter.MissingSchemaAction = MissingSchemaAction.AddWithKey

    ' Create the Insert, Update and Delete commands.
    adapter.InsertCommand = New OdbcCommand( _
        "INSERT INTO Customers (CustomerID, CompanyName) " & _
         "VALUES (?, ?)")

    adapter.UpdateCommand = New OdbcCommand( _
        "UPDATE Customers SET CustomerID = ?, CompanyName = ? " & _
        "WHERE CustomerID = ?")

    adapter.DeleteCommand = New OdbcCommand( _
        "DELETE FROM Customers WHERE CustomerID = ?")

    ' Create the parameters.
    adapter.InsertCommand.Parameters.Add( _
        "@CustomerID", OdbcType.Char, 5, "CustomerID")
    adapter.InsertCommand.Parameters.Add( _
        "@CompanyName", OdbcType.VarChar, 40, "CompanyName")

    adapter.UpdateCommand.Parameters.Add( _
        "@CustomerID", OdbcType.Char, 5, "CustomerID")
    adapter.UpdateCommand.Parameters.Add( _
        "@CompanyName", OdbcType.VarChar, 40, "CompanyName")
    adapter.UpdateCommand.Parameters.Add( _
        "@oldCustomerID", OdbcType.Char, 5, "CustomerID").SourceVersion = _
        DataRowVersion.Original

    adapter.DeleteCommand.Parameters.Add( _
        "@CustomerID", OdbcType.Char, 5, "CustomerID").SourceVersion = _
        DataRowVersion.Original

    Return adapter
End Function

Açıklamalar

Oluşturucunun OdbcDataAdapter bu aşırı yüklemesi, özelliğini ayarlamak için parametresini SelectCommand kullanırselectConnectionString. Ancak, bağlantıyı açmaz. Yine de bağlantıyı açıkça açmanız gerekir.

Ayrıca bkz.

DataAdapters ve DataReaders

Şunlara uygulanır

Aracılığıyla paylaş

OdbcDataAdapter Oluşturucular

Tanım

Aşırı Yüklemeler

OdbcDataAdapter()

Örnekler

Açıklamalar

Ayrıca bkz.

Şunlara uygulanır

OdbcDataAdapter(OdbcCommand)

Parametreler

Örnekler

Açıklamalar

Ayrıca bkz.

Şunlara uygulanır

OdbcDataAdapter(String, OdbcConnection)

Parametreler

Örnekler

Açıklamalar

Ayrıca bkz.

Şunlara uygulanır

OdbcDataAdapter(String, String)

Parametreler

Örnekler

Açıklamalar

Ayrıca bkz.

Şunlara uygulanır

Ek kaynaklar