Method hasNext

src/query/expression/ExpressionIterator.java:309–312

Checks to see if we have another value in any of the series. Make sure to call #compile() first. @return True if there is more data to process, false if not

()

   * @return True if there is more data to process, false if not
   */
  @Override
  public boolean hasNext() {
    return iterator.hasNext();
  }
  
  /**
   * Fetches the next set of data and computes a value for the expression.