OdbcDataAdapter 建構函式

參考

定義

命名空間:: System.Data.Odbc

組件:: System.Data.Odbc.dll

組件:: System.Data.dll

套件:: System.Data.Odbc v8.0.0

套件:: System.Data.Odbc v9.0.0-preview.3.24172.9

重要

部分資訊涉及發行前產品，在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊，不做任何明確或隱含的瑕疵擔保。

初始化 OdbcDataAdapter 類別的新執行個體。

多載

OdbcDataAdapter()	初始化 OdbcDataAdapter 類別的新執行個體。
OdbcDataAdapter(OdbcCommand)	使用指定的 SQL SELECT 陳述式來初始化 OdbcDataAdapter 類別的新執行個體。
OdbcDataAdapter(String, OdbcConnection)	使用 SQL SELECT 陳述式和 OdbcDataAdapter 初始化 OdbcConnection 類別的新執行個體。
OdbcDataAdapter(String, String)	使用 SQL SELECT 陳述式和連接字串來初始化 OdbcDataAdapter 類別的新執行個體。

OdbcDataAdapter()

來源:: OdbcDataAdapter.cs

來源:: OdbcDataAdapter.cs

來源:: OdbcDataAdapter.cs

來源:: OdbcDataAdapter.cs

初始化 OdbcDataAdapter 類別的新執行個體。

public:
 OdbcDataAdapter();

public OdbcDataAdapter ();

Public Sub New ()

範例

下列範例會建立並 OdbcDataAdapter 設定其部分屬性。

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

備註

當您建立的 OdbcDataAdapter實例時，下列只讀和只讀屬性會設定為其預設值，如表格所示。

屬性	預設值
MissingMappingAction	`MissingMappingAction.Passthrough`
MissingSchemaAction	`MissingSchemaAction.Add`

您可以透過對屬性的個別呼叫來變更這些屬性的值。

另請參閱

DataAdapter 和 DataReader

適用於

OdbcDataAdapter(OdbcCommand)

來源:: OdbcDataAdapter.cs

來源:: OdbcDataAdapter.cs

來源:: OdbcDataAdapter.cs

來源:: OdbcDataAdapter.cs

使用指定的 SQL SELECT 陳述式來初始化 OdbcDataAdapter 類別的新執行個體。

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)

參數

selectCommand: OdbcCommand

OdbcCommand，其為 SQL SELECT 陳述式或預存程序，且設定成 SelectCommand 的 OdbcDataAdapter 屬性。

範例

下列範例會建立並 OdbcDataAdapter 設定其部分屬性。

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

備註

這個建構函式的實作會將 OdbcDataAdapter SelectCommand 屬性設定為參數中指定的 selectCommand 值。

當您建立的 OdbcDataAdapter實例時，下列只讀和只讀屬性會設定為其預設值，如表格所示。

屬性	初始值
MissingMappingAction	`MissingMappingAction.Passthrough`
MissingSchemaAction	`MissingSchemaAction.Add`

您可以透過對屬性的個別呼叫來變更這些屬性的值。

另請參閱

DataAdapter 和 DataReader

適用於

OdbcDataAdapter(String, OdbcConnection)

來源:: OdbcDataAdapter.cs

來源:: OdbcDataAdapter.cs

來源:: OdbcDataAdapter.cs

來源:: OdbcDataAdapter.cs

使用 SQL SELECT 陳述式和 OdbcDataAdapter 初始化 OdbcConnection 類別的新執行個體。

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)

參數

selectCommandText: String

字串，將由 SelectCommand 的 OdbcDataAdapter 屬性使用的 SQL SELECT 陳述式或預存程序。

selectConnection: OdbcConnection

表示連接的 OdbcConnection。

範例

下列範例會建立並 OdbcDataAdapter 設定其部分屬性。

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

備註

這個實作OdbcDataAdapter在必須針對兩個或多個OdbcDataAdapter物件呼叫 Fill 方法的應用程式中很有用。

另請參閱

DataAdapter 和 DataReader

適用於

OdbcDataAdapter(String, String)

來源:: OdbcDataAdapter.cs

來源:: OdbcDataAdapter.cs

來源:: OdbcDataAdapter.cs

來源:: OdbcDataAdapter.cs

使用 SQL SELECT 陳述式和連接字串來初始化 OdbcDataAdapter 類別的新執行個體。

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)

參數

selectCommandText: String

字串，將由 SelectCommand 的 OdbcDataAdapter 屬性使用的 SQL SELECT 陳述式或預存程序。

selectConnectionString: String

連接字串。

範例

下列範例會建立並 OdbcDataAdapter 設定其部分屬性。

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

備註

建構函式的 OdbcDataAdapter 這個多載會 selectConnectionString 使用參數來設定 SelectCommand 屬性。不過，它不會開啟連線。您仍然必須明確開啟連線。

另請參閱

DataAdapter 和 DataReader

適用於

Share via

OdbcDataAdapter 建構函式

定義

多載

OdbcDataAdapter()

範例

備註

另請參閱

適用於

OdbcDataAdapter(OdbcCommand)

參數

範例

備註

另請參閱

適用於

OdbcDataAdapter(String, OdbcConnection)

參數

範例

備註

另請參閱

適用於

OdbcDataAdapter(String, String)

參數

範例

備註

另請參閱

適用於

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