code: public void addColInfo(final String _colName,
                                final Set<AbstractDatabase.ColumnType> _colTypes,
                                final int _size,
                                final int _scale,
                                final boolean _isNullable)
      {
          this.colMap.put(_colName.toUpperCase(),
                          new ColumnInformation(_colName, _colTypes, _size, _scale, _isNullable));
      }
docs: Appends the column information for given values for column
  <code>_colName</code>.
  
  @param _colName      name of the column
  @param _colTypes     eFaps types of the column
  @param _size         size (for character)
  @param _scale        scale (for number)
  @param _isNullable   is the column nullable?
  @see #colMap