function comment_schema

Same name in other branches
  1. 7.x modules/comment/comment.install \comment_schema()
  2. 9 core/modules/comment/comment.install \comment_schema()
  3. 10 core/modules/comment/comment.install \comment_schema()
  4. 11.x core/modules/comment/comment.install \comment_schema()

Implements hook_schema().

File

core/modules/comment/comment.install, line 66

Code

function comment_schema() {
    $schema['comment_entity_statistics'] = [
        'description' => 'Maintains statistics of entity and comments posts to show "new" and "updated" flags.',
        'fields' => [
            'entity_id' => [
                'type' => 'int',
                'unsigned' => TRUE,
                'not null' => TRUE,
                'default' => 0,
                'description' => 'The entity_id of the entity for which the statistics are compiled.',
            ],
            'entity_type' => [
                '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' => [
                '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' => [
                'type' => 'int',
                'not null' => TRUE,
                'default' => 0,
                'description' => 'The {comment}.cid of the last comment.',
            ],
            'last_comment_timestamp' => [
                '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' => [
                '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' => [
                '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' => [
                'type' => 'int',
                'unsigned' => TRUE,
                'not null' => TRUE,
                'default' => 0,
                'description' => 'The total number of comments on this entity.',
            ],
        ],
        'primary key' => [
            'entity_id',
            'entity_type',
            'field_name',
        ],
        'indexes' => [
            'last_comment_timestamp' => [
                'last_comment_timestamp',
            ],
            'comment_count' => [
                'comment_count',
            ],
            'last_comment_uid' => [
                'last_comment_uid',
            ],
        ],
        'foreign keys' => [
            'last_comment_author' => [
                'table' => 'users',
                'columns' => [
                    'last_comment_uid' => 'uid',
                ],
            ],
        ],
    ];
    return $schema;
}

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