dotConnect for PostgreSQL Documentation
Devart.Common Namespace / DbDataTable Class / Close() Method
Example

Close() Method
Disconnects DbDataTable from the data source and frees server resources allocated for the query.
Syntax
'Declaration
 
Public Sub Close() 
 
Remarks
This method does not clear the data. To close the DbDataTable and free resources use the Clear method.
Example
The following example demonstrates how to use the Close() method.
static void UseDataTable(DbDataTable myDataTable, DbCommand myCommand)
{
  myCommand.CommandText = "SELECT * FROM Test.Dept";
  myDataTable.SelectCommand = myCommand;
  try
  {
    myDataTable.Open();
    foreach(DataRow myRow in myDataTable.Rows)
    {
      foreach(DataColumn myCol in myDataTable.Columns)
      {
        Console.Write(myRow[myCol]+"\t");
      }
      Console.WriteLine();
    }
  }
  finally
  {
    myDataTable.Close();
  }
}
Public Sub UseDataTable(ByVal myDataTable As DbDataTable, ByVal myCommand As DbCommand)
  myCommand.CommandText = "SELECT * FROM Test.Dept"
  myDataTable.SelectCommand = myCommand
  Try
    myDataTable.Open()
    Dim myRow As DataRow
    Dim myCol As DataColumn
    For Each myRow In myDataTable.Rows
      For Each myCol In myDataTable.Columns
        Console.Write(myRow(myCol) & Chr(9))
      Next myCol
      Console.WriteLine()
    Next myRow
  Finally
    myDataTable.Close()
  End Try
End Sub
See Also