comment_schema

comment_schema()

function comment_schema() {
  $schema['comment_entity_statistics'] = array(
    'description' => 'Maintains statistics of entity and comments posts to show "new" and "updated" flags.',
    'fields' => array(
      'entity_id' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
        'description' => 'The entity_id of the entity for which the statistics are compiled.',
      ),
      'entity_type' => array(
        'type' => 'varchar_ascii',
        'not null' => TRUE,
        'default' => 'node',
        'length' => EntityTypeInterface::ID_MAX_LENGTH,
        'description' => 'The entity_type of the entity to which this comment is a reply.',
      ),
      'field_name' => array(
        'type' => 'varchar_ascii',
        'not null' => TRUE,
        'default' => '',
        'length' => FieldStorageConfig::NAME_MAX_LENGTH,
        'description' => 'The field_name of the field that was used to add this comment.',
      ),
      'cid' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'description' => 'The {comment}.cid of the last comment.',
      ),
      'last_comment_timestamp' => array(
        'type' => 'int',
        'not null' => TRUE,
        'default' => 0,
        'description' => 'The Unix timestamp of the last comment that was posted within this node, from {comment}.changed.',
      ),
      'last_comment_name' => array(
        'type' => 'varchar',
        'length' => 60,
        'not null' => FALSE,
        'description' => 'The name of the latest author to post a comment on this node, from {comment}.name.',
      ),
      'last_comment_uid' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
        'description' => 'The user ID of the latest author to post a comment on this node, from {comment}.uid.',
      ),
      'comment_count' => array(
        'type' => 'int',
        'unsigned' => TRUE,
        'not null' => TRUE,
        'default' => 0,
        'description' => 'The total number of comments on this entity.',
      ),
    ),
    'primary key' => array('entity_id', 'entity_type', 'field_name'),
    'indexes' => array(
      'last_comment_timestamp' => array('last_comment_timestamp'),
      'comment_count' => array('comment_count'),
      'last_comment_uid' => array('last_comment_uid'),
    ),
    'foreign keys' => array(
      'last_comment_author' => array(
        'table' => 'users',
        'columns' => array(
          'last_comment_uid' => 'uid',
        ),
      ),
    ),
  );

  return $schema;
}