Regressions
- [Ecto.UUID] Remove UUID version validation as it is not part of the RFC
- [Ecto.Adapters.Postgres] No longer add parens to migration index expression in order to support NULL/ASC/DESC
Enhancements
- [Ecto.Changeset] Add
unsafe_validate_unique/3
which validates uniqueness for faster feedback cycles but without data-integrity guarantees - [Ecto.Query] Support aggregations in
type/2
in select - [Ecto.Schema] Support
@field_source_mapper
inEcto.Schema
as a mechanism to programatically set the:source
option