PouchDB – Retrieving Attachment You can retrieve an attachment from PouchDB using the getAttachment() method. This method always returns blob or buffer objects. Syntax Following is the syntax of the getAttachment(). To this method, we have to pass the document id and attachment id. This method also accepts an optional callback function. db.getAttachment( docId, attachmentId, […]

PouchDB – Deleting Attachment You can delete an attachment from PouchDB using the removeAttachment() method. Syntax Following is the syntax of the removeAttachment() method. To this method, we have to pass the document id, attachment id, and _rev value. This method also accepts an optional callback function. db.removeAttachment ( docId, attachmentId, rev, [callback] ); Example […]

PouchDB – Miscellaneous In this chapter, we will discuss the concepts like, compaction and retrieval of bulk data from PouchDB. Compaction You can reduce the size of a database by removing the unused data using compact() method. You can compact a local database as well as remote database using this method. Following is an example […]