ImportAcessDb.java

private static Table createUniqueTable(Database db, String name,
                                       List<ColumnBuilder> columns,
                                       ResultSetMetaData md, 
                                       ImportFilter filter)
  throws IOException, SQLException
{
  // otherwise, find unique name and create new table
  String baseName = name;
  int counter = 2;
  while(db.getTable(name) != null) {
    name = baseName + (counter++);
  }
  
  return new TableBuilder(name)
    .addColumns(filter.filterColumns(columns, md))
    .toTable(db);
}