ex_sync v0.0.2 ExSync.Store behaviour
Specification for Exsync Stores. Stores are being used to save and retrieve Server Documents
Summary
Callbacks
Retrieves the document from the store by its ID
Similarly to the Elixir get_and_update/2
function (e.g. in Access, Agent,
Doct, …) this function gets the document from storage, applies a function
to it and saves it back to the storage
Types
error :: atom
Callbacks
Similarly to the Elixir get_and_update/2
function (e.g. in Access, Agent,
Doct, …) this function gets the document from storage, applies a function
to it and saves it back to the storage.
Reading and writing should be done in a transaction, as the document changing between the read and the write command will cause trouble that is extremely painful to track down.