# Plucene::Index::SegmentInfo - Information on a Segment - perldoc - [phpMan]

## NAME
    [Plucene::Index::SegmentInfo](https://www.chedong.com/phpMan.php/perldoc/Plucene%3A%3AIndex%3A%3ASegmentInfo/markdown) - Information on a Segment

## SYNOPSIS
            my $segment_info = [Plucene::Index::SegmentInfo](https://www.chedong.com/phpMan.php/perldoc/Plucene%3A%3AIndex%3A%3ASegmentInfo/markdown)->new;

            # get
            my $name = $segment_info->name;
            my $doc_count = $segment_info->doc_count;
            my $dir = $segment_info->dir;

            # set
            $segment_info->name($new_name);
            $segment_info->doc_count($new_doc_count);
            $segment_info->dir($new_dir);

## DESCRIPTION
    This class holds information on a segment.

    The index database is composed of 'segments' each stored in a separate file. When you add
    documents to the index, new segments may be created. You can compact the database and reduce the
    number of segments by optimizing it.

## METHODS
  name / doc_count / dir
    Get / set these attributes.