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Devart.Data.DB2 Namespace / DB2SelectStatement Class / Clear Method
Example

Clear Method (DB2SelectStatement)
Clears all parts of the DB2SelectStatement.
Syntax
'Declaration
 
Public Overrides NotOverridable Sub Clear() 
 
Remarks
Call DB2SelectStatement to empty all properties of the DB2SelectStatement object.
Example
The following example demonstrates how to use the Clear method.
private void RefreshStatement(DB2SelectStatement stmt)
{
  stmt.Clear();
  stmt.Columns.Add(new SelectColumn("ENAME"));
  stmt.Columns.Add(new SelectColumn("", "emp", "JOB", "j"));
  stmt.Columns.Add(new SelectColumn("test", "", "emp", "HIREDATE", "hd"));

  stmt.Tables.Add(new SelectTable("emp"));

  //select ENAME,emp.JOB j,emp.HIREDATE hd from emp
  string queryText = stmt.ToString();
}
Private Sub RefreshStatement(ByVal stmt As DB2SelectStatement)
  stmt.Clear()
  stmt.Columns.Add(New SelectColumn("ENAME"))
  stmt.Columns.Add(New SelectColumn("", "emp", "JOB", "j"))
  stmt.Columns.Add(New SelectColumn("test", "", "emp", "HIREDATE", "hd"))
  stmt.Tables.Add(New SelectTable("emp"))
  'select ENAME,emp.JOB j,emp.HIREDATE hd from emp
  Dim queryText As String = stmt.ToString
End Sub
Requirements

Target Platforms: 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

See Also