# Change Log
All notable changes to this project will be documented in this file.
See [Conventional Commits](Https://conventionalcommits.org) for commit guidelines.
<!-- changelog -->
## [v2.1.15](https://github.com/ash-project/ash_postgres/compare/v2.1.14...v2.1.15) (2024-07-23)
### Bug Fixes:
* use a subquery if any exists aggregates are in play
* properly convert tenant to string when building lateral join
* update ash & ash_sql for fixes, test atomic alidations in destroys
* properly add prod config in installer
* properly perform or don't perform configuration modification code
* allow non-unique has_many source_attributes (#355)
* allow non-unique has_many source_attributes
* update `ash_sql` for `parent_as` binding fix
* update to latest ash version for aggregate fix
* update ash_sql for include_nil? fix and test it
* ensure synthesized query aggregates have context set
### Improvements:
* update ash_sql dependencies for bug fixes
* prepend `:postgres` to section order
* pluralize table name in extender
* update ash/igniter dependencies
* add `binding()` expression
* use latest type casting code from ash
* support new type determination code
## [v2.1.14](https://github.com/ash-project/ash_postgres/compare/v2.1.13...v2.1.14) (2024-07-22)
### Bug Fixes:
- [multitenancy] properly convert tenant to string when building lateral join
## [v2.1.13](https://github.com/ash-project/ash_postgres/compare/v2.1.12...v2.1.13) (2024-07-22)
### Bug Fixes:
- [atomic validations] update ash & ash_sql for fixes, test atomic validations in destroys
## [v2.1.12](https://github.com/ash-project/ash_postgres/compare/v2.1.11...v2.1.12) (2024-07-19)
### Bug Fixes:
- [`mix ash_postgres.install`] properly add prod config in installer
### Bug Fixes:
- [`mix ash_postgres.install`] properly perform or don't perform configuration modification code
- [`has_many` relationships] allow non-unique has_many source_attributes (#355)
### Improvements:
- [`mix ash_postgres.install`] prepend `:postgres` to section order
- [`mix ash.patch.extend`] pluralize table name in extender
## [v2.1.10](https://github.com/ash-project/ash_postgres/compare/v2.1.9...v2.1.10) (2024-07-18)
### Bug Fixes:
- [lateral joins] allow non-unique has_many source_attributes (#355)
## [v2.1.9](https://github.com/ash-project/ash_postgres/compare/v2.1.8...v2.1.9) (2024-07-18)
### Bug Fixes:
### Improvements:
- [`mix ash.gen.resource`] pluralize table name in extender
## [v2.1.8](https://github.com/ash-project/ash_postgres/compare/v2.1.7...v2.1.8) (2024-07-17)
### Bug Fixes:
- [aggregates] update ash_sql & ash for include_nil? fix (and test it)
- [aggregates] ensure synthesized query aggregates have context set
### Improvements:
- [installers] update igniter dependencies
- [expressions] add `binding()` expression, for referring to the current table
## [v2.1.7](https://github.com/ash-project/ash_postgres/compare/v2.1.6...v2.1.7) (2024-07-17)
### Bug Fixes:
- update to latest ash version for aggregate fix
- update ash_sql for include_nil? fix and test it
- ensure synthesized query aggregates have context set
### Improvements:
- update ash/igniter dependencies
- add `binding()` expression
- use latest type casting code from ash
- support new type determination code
## [v2.1.6](https://github.com/ash-project/ash_postgres/compare/v2.1.5...v2.1.6) (2024-07-16)
### Bug Fixes:
- ensure synthesized query aggregates have context set
### Improvements:
- update ash/igniter dependencies
- add `binding()` expression
- use latest type casting code from ash
- support new type determination code
## [v2.1.5](https://github.com/ash-project/ash_postgres/compare/v2.1.4...v2.1.5) (2024-07-15)
### Bug Fixes:
- ensure synthesized query aggregates have context set
### Improvements:
- [`Ash.Expr`] add `binding()` expression to refer to current table
- [`Ash.Expr`] use latest type casting code from ash
## [v2.1.4](https://github.com/ash-project/ash_postgres/compare/v2.1.3...v2.1.4) (2024-07-14)
### Improvements:
- [`Ash.Expr`] use latest type casting code from ash
## [v2.1.3](https://github.com/ash-project/ash_postgres/compare/v2.1.2...v2.1.3) (2024-07-14)
### Improvements:
- [`Ash.Expr`] support new type determination code
## [v2.1.2](https://github.com/ash-project/ash_postgres/compare/v2.1.1...v2.1.2) (2024-07-13)
- [query builder] update ash & improve type casting behavior
## [v2.1.1](https://github.com/ash-project/ash_postgres/compare/v2.1.0...v2.1.1) (2024-07-10)
### Bug Fixes:
- [mix ash_postgres.install] properly interpolate module names in installer
## [v2.1.0](https://github.com/ash-project/ash_postgres/compare/v2.0.12...v2.1.0) (2024-07-10)
### Features:
- [AshPostgres.DataLayer] add `storage_types` configuration (#342)
- [generators] add `mix ash_postgres.install` (`mix igniter.install ash_postgres`)
### Bug Fixes:
- [AshPostgres.DataLayer] ensure that `from_many?` relationships in lateral join have a limit applied
- [migration generator] properly delete args passed from migrate to ecto
### Improvements:
- [Ash.Type.UUIDv7] add support for `:uuid_v7` type (#333)
- [migration generator] order keys in snapshot json (#339)
## [v2.0.12](https://github.com/ash-project/ash_postgres/compare/v2.0.11...v2.0.12) (2024-06-20)
### Bug Fixes:
- [migration generator] only add references indexes if they've changed
## [v2.0.11](https://github.com/ash-project/ash_postgres/compare/v2.0.10...v2.0.11) (2024-06-19)
### Bug Fixes:
- [AshPostgres.DataLayer] rework expression type detection
- [migration generator] ensure index keys are atoms in generated migrations (#332)
## [v2.0.10](https://github.com/ash-project/ash_postgres/compare/v2.0.9...v2.0.10) (2024-06-18)
### Bug Fixes:
- [AshPostgres.DataLayer] update ash_sql to fix query generation issues
- [migration generator] ensure that parens are always added to calculation generated SQL
- [migration generator] properly get calculation sql
### Improvements:
- [AshPostgres.DataLayer] better type handling using new type inference
- [identities] identities w/ calculations and where clauses in upserts
## [v2.0.9](https://github.com/ash-project/ash_postgres/compare/v2.0.8...v2.0.9) (2024-06-13)
### Features:
- [migration generator] autogenerate index in references (#321)
### Bug Fixes:
- [AshPostgres.DataLayer] fix invalid select on sorting by some calculations
- [AshPostgres.DataLayer] fix error message displaying in identity verifier
- [lateral joining] ensure that context multitenancy is properly applied to lateral many-to-many joins
- [migration generator] don't assume old snapshots have `index?` key for attributes
- [ash.rollback] `list_tenants` -> `all_tenants`
- [ash.rollback] when checking for roll back-able migrations, only check `Path.basename`
### Improvements:
- [migration generator] don't sort identity keys.
## [v2.0.8](https://github.com/ash-project/ash_postgres/compare/v2.0.7...v2.0.8) (2024-06-06)
## [v2.0.7](https://github.com/ash-project/ash_postgres/compare/v2.0.6...v2.0.7) (2024-06-06)
### Bug Fixes:
- [fix] update ash_sql and fix issues retaining lateral join context
- [fix] ensure that all current attribute values are selected on bulk update shifted root query
## [v2.0.6](https://github.com/ash-project/ash_postgres/compare/v2.0.5...v2.0.6) (2024-05-29)
### Bug Fixes:
- [atomic updates] properly support aggregate references in atomic updates
- [migration generator] ensure that identities are dropped when where/nils_distinct? are changed
- [migration generator] ensure that `where` is wrapped in parenthesis
- [ecto compatibility] support old/new parameterized type format
### Improvements:
- [identities] require clarification of index names > 63 characters
- [mix ash_postgres.squash_snapshots] add `ash_postgres.squash_snapshots` mix task (#302)
## [v2.0.5](https://github.com/ash-project/ash_postgres/compare/v2.0.4...v2.0.5) (2024-05-24)
### Improvements:
- [idenities] update `ash` and support new `identity` features
## [v2.0.4](https://github.com/ash-project/ash_postgres/compare/v2.0.3...v2.0.4) (2024-05-23)
### Bug Fixes:
[updates] ensure update's reselect all changing values
## [v2.0.3](https://github.com/ash-project/ash_postgres/compare/v2.0.2...v2.0.3) (2024-05-22)
### Bug Fixes:
[updates] handle complex maps/list on update
[Ash.Query] support anonymous aggregates in sorts
[exists] ensure parent_as bindings properly reference binding names
[migration generator] add and remove custom indexes in tandem properly
### Improvements:
[references] support `on_delete: :nilify` for specific columns (#289)
## [v2.0.2](https://github.com/ash-project/ash_postgres/compare/v2.0.1...v2.0.2) (2024-05-15)
### Bug Fixes:
- [update_query/destroy_query] rework the update and destroy query builder to support multiple kinds of joining
- [mix ash_postgres.migrate] remove duplicate repo flags (#285)
- [Ash.Error.Changes.StaleRecord] ensure filter is included in stale record error messages we return
- [AshPostgres.MigrationGenerator] properly parse previous version from migration generation
## [v2.0.1](https://github.com/ash-project/ash_postgres/compare/v2.0.0...v2.0.1) (2024-05-12)
### Bug Fixes:
- [AshPostgres.MigrationGenerator] properly parse previous version of custom extensions when generating migrations
## [v2.0.0](https://github.com/ash-project/ash_postgres/compare/v2.0.0...2.0)
The changelog is starting over. Please see `/documentation/1.0-CHANGELOG.md` in GitHub for previous changelogs.
### Breaking Changes:
- [Ash.Type.UUID] change defaults in migrations for uuids to `gen_random_uuid()`
- [Ash.Type.DateTime] Use UTC for default generated timestamps (#131)
- [AshPostgres.DataLayer] must now know the min_pg_version that will be used. By default we check this at repo startup by asking the database, but you can also define it yourself.
- [AshPostgres.DataLayer] Now requires postgres version 14 or higher
### Features:
- [AshPostgres.Timestamptz] add timestamptz types (#266)
- [AshPostgres.Repo] add `create?` and `drop?` callbacks to `AshPostgres.Repo` (#143)
- [AshPostgres.DataLayer] support `c:AshDataLayer.calculate/3` capability
### Bug Fixes:
- [AshPostgres.MigrationGenerator] honor dry_run option in extension migrations
- [AshPostgres.MigrationGenerator] don't wait for shell input when checking migrations
- [AshPostgres.DataLayer] ensure limit/offset triggers joining for update/destroy query
- [AshPostgres.DataLayer] properly honor `limit` in bulk operations
- [AshPostgres.DataLayer] ensure that `exists` with a filter paired with `from_many?` functions properly
### Improvements:
- [AshPostgres.Repo] warn on missing ash-functions at compile time
- [AshPostgres.Repo] add default implementation for pg_version, and rename to `min_pg_version`
- [mix ash.rollback] support `mix ash.rollback` with interactive rollback
- [AshSql] move many internals out to `AshSql` package to be shared
