GetColumns Method (FlatDataSourceAdapterBase)

When overridden in a derived class, returns a list of the columns returned from the specified query string.

Syntax

Visual Basic

'Declaration
 
Public MustOverride Function GetColumns( _
   ByVal queryString As String _
) As IList(Of ColumnDescriptor)

C#

public abstract IList<ColumnDescriptor> GetColumns( 
   string queryString
)

Parameters

queryString

A SQL query string which definbes the record selection criteria.

Return Value

The resulting list of columns or null if the specified query string is invalid.

Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2