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DataAdapter.MissingSchemaAction Property

Determines the action to take when existing DataSet schema does not match incoming data.

Namespace: System.Data.Common
Assembly: System.Data (in

public MissingSchemaAction MissingSchemaAction { get; set; 
/** @property */
public final MissingSchemaAction get_MissingSchemaAction ()

/** @property */
public final void set_MissingSchemaAction (MissingSchemaAction value)

public final function get MissingSchemaAction () : MissingSchemaAction

public final function set MissingSchemaAction (value : MissingSchemaAction)

Property Value

One of the MissingSchemaAction values. The default is Add.

Exception typeCondition


The value set is not one of the MissingSchemaAction values.

The following example creates a derived class, OleDbDataAdapter and sets some of its properties.

// Assumes a valid connection string to an Access database.
static void CreateOleDbAdapter(string connectionString)
    OleDbDataAdapter adapter = new OleDbDataAdapter();
    adapter.SelectCommand =
        new OleDbCommand("SELECT * FROM Categories ORDER BY CategoryID");
    adapter.SelectCommand.Connection =
        new OleDbConnection(connectionString);
    adapter.MissingMappingAction = MissingMappingAction.Error;
    adapter.MissingSchemaAction = MissingSchemaAction.Error;

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0