Clear Method (DB2SelectStatement)

On this page

Clears all parts of the DB2SelectStatement.

Syntax

Visual Basic
C#


'Declaration Public Overrides NotOverridable Sub Clear()


public override void Clear()

Remarks

Call DB2SelectStatement to empty all properties of the DB2SelectStatement object.

Example

The following example demonstrates how to use the Clear method.

csharp


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 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();
}

Visual Basic


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

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

Reference

DB2SelectStatement Class
DB2SelectStatement Members

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