like - Facebook Developers

Description

An FQL table that returns the IDs of users who like a given object (video, note, link, photo, or album).

Columns

Name	Description
object_id numeric string	The object_id of a video, note, link, photo, or album. Note: For photos and albums, the object_id is a different field from the photo table pid field and the album table aid field, use the specified object_id from those tables instead.
object_id_cursor string	Cursor on the object_id field
object_type string	The type of the liked object. One of: photo, album, event, group, note, link, video, application, status, check-in, review, comment, post
post_id string	The id of a post on Facebook. This can be a stream post containing a status, video, note, link, photo, or photo album. Note: These post IDs must be queried from the stream FQL table.
post_id_cursor string	Cursor on the post_id field
user_id id	The user who likes this object.Note: Indexable only for the current session user with read_stream permission.
user_id_cursor string	Cursor for the user_id field

Examples

SELECT ... FROM like WHERE post_id = A
SELECT ... FROM like WHERE object_id = A
SELECT ... FROM like WHERE user_id = A

Note: Additional filters on other columns can be specified but they may make the query less efficient.

Permissions

To read the likes table you need

any valid access_token if it is public (visible to anyone on Facebook).
any valid access_token for the current session user if it is not public and is visible to the user.
read_stream [permissions][1] to query user_id as an indexable field.