Enums

A kind of database event. See Database.add(transactionObserver:) and DatabaseWriter.add(transactionObserver:).

A record change, given by a FetchedRecordsController to its change callback.

The move and update events hold a changes dictionary, whose keys are column names, and values the old values that have been changed.

An error thrown by a type that adopts Persistable.

This protocol is an implementation detail of the query interface. Do not use it directly.

See https://github.com/groue/GRDB.swift/#the-query-interface