Database.EndExecuteScalar Method

Finishes asynchronous execution of a Transact-SQL statement, returning the first column of the first row in the result set returned by the query. Extra columns or rows are ignored.

Namespace: Microsoft.Practices.EnterpriseLibrary.Data
Assembly: Microsoft.Practices.EnterpriseLibrary.Data (in Microsoft.Practices.EnterpriseLibrary.Data.dll) Version: 6.0.0.0 (6.0.1304.0)

Syntax

public virtual Object EndExecuteScalar(
    IAsyncResult asyncResult
)

'Declaration
Public Overridable Function EndExecuteScalar ( 
    asyncResult As IAsyncResult
) As Object

public:
virtual Object^ EndExecuteScalar(
    IAsyncResult^ asyncResult
)

Parameters

• asyncResult
  Type: System.IAsyncResult

  The IAsyncResult returned by a call to any overload of BeginExecuteScalar.

Return Value

Type: Object

The value of the first column of the first row in the result set returned by the query. If the result didn't have any columns or rows nulla null reference (Nothing in Visual Basic) (Nothing in Visual Basic).

See Also

Database Class

Database Members

Microsoft.Practices.EnterpriseLibrary.Data Namespace

Database.ExecuteScalar(DbCommand)

Database.BeginExecuteScalar(DbCommand, AsyncCallback, Object)

Database.BeginExecuteScalar(DbCommand, DbTransaction, AsyncCallback, Object)