docs: protected String consumeIdentifier( DdlTokenStream tokens ) throws ParsingException {
          String value = tokens.consume();
          // This may surrounded by quotes, so remove them ...
          if (value.charAt(0) == '"') {
              int length = value.length();
              // Check for the end quote ...
              value = value.substring(1, length - 1); // not complete!!
          }
          // TODO: Handle warnings elegantly
          // else {
          // // Not quoted, so check for reserved words ...
          // if (tokens.isKeyWord(value)) {
          // // Record warning ...
          // System.out.println("  WARNING:  Identifier [" + value + "] is a SQL 92 Reserved Word");
          // }
          // }
          return value;
      }