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Changelog for v3.x

v3.7.1 (2021-10-12)

Enhancements

  • [migrations] Add :cascade option to drop
  • [migrations] Support --prefix in mix ecto.migrations
  • [migrations] Add --log-migrator-sql and --log-migrations-sql
  • [mysql] Cache more insert/update queries and allow :cache_statement to be set
  • [mssql] Support more recent tds versions

Bug fixes

  • [migrations] Consider the database prefix when locking tables

v3.7.0 (2021-08-19)

Enhancements

  • [mysql] Support lateral joins

Bug fixes

  • [sql] Fix CTE subqueries not finding parent bindings

v3.6.2 (2021-05-28)

Bug fixes

  • [migration] Improve error message on invalid migration type
  • [postgres] Avoid duplicate order_by with distinct
  • [sql] Implement new checked_out? callback required by latest Ecto

v3.6.1 (2021-04-12)

Bug fixes

  • [migrations] Ensure migration_source option is respected in PostgreSQL adapter

v3.6.0 (2021-04-03)

Bug fixes

  • [migrations] Fix a bug where the migration lock would not apply on the first migration (when the schema migrations table is empty). This fix changes how migration tables are locked, therefore let us know of any possible regressions in your workflow

Enhancements

  • [migrations] Allow generating migrations from within umbrella app
  • [postgres] Add :format option to PostgreSQL explain
  • [postgres] Support :socket_dir connection option when using mix ecto.load or mix ecto.dump
  • [sandbox] Support locally registered processes in allow/3
  • [storage] Do not fail storage_up if the user has access to an already-created database
  • [tds] Support for :inner_lateral and :left_lateral

v3.5.4 (2020-01-20)

Enhancements

  • [mysql] Support defaults for JSON columns
  • [postgres] Allow Postgrex v1.0

v3.5.3 (2020-10-27)

Enhancements

  • [migrations] Pass :schema_migration option to repo operations for prepare_query checks
  • [psql] Support :force_drop configuration to force a DB to be dropped

v3.5.2 (2020-10-24)

Enhancements

  • [migrations] Support :with option in references for composite foreign keys
  • [migrations] Support :match option in references
  • [tds] Support TDS 3-part and 4-part prefixes

v3.5.1 (2020-10-12)

Enhancements

  • [tds] Support explain plan for the TDS adapter

Bug fix

  • [migrations] Reload all migrations once the lock is free to avoid running the same migration more than once
  • [query] Support nested subqueries

v3.5.0 (2020-10-03)

Enhancements

  • [migrations] Add option to skip schema migrations table checks
  • [migrations] Add :migration_repo configuration to allow a different repository to host the schema migrations
  • [migrations] Support validate: false on references and constraints
  • [migrations] Accept :migration_primary_key as false and add :migration_foreign_key repo config
  • [postgres] Support for :identity key types in Postgres 10 or later
  • [postgres] Use IF NOT EXIST when creating index with create_if_not_exists, this requires PG 9.5+ or later
  • [repo] Support Repo.explain(:all | :update_all | :delete_all, query) for Ecto adapters
  • [sandbox] Allow for dynamic repos to be checked out in sandbox

Bug fixes

  • [migrations] Flush migration commands before executing before_commit callback
  • [migrations] Do not swallow errors when migration lock is disabled

v3.4.5 (2020-07-05)

Bug fixes

  • [ecto] Fix warnings on Elixir v1.11
  • [migrations] Migration prefix should have higher preference than default_options

v3.4.4 (2020-05-19)

Enhancements

  • [sandbox] Add Ecto.Adapters.SQL.start_owner!/2 and Ecto.Adapters.SQL.stop_owner/1
  • [myxql] Decode BIT columns when using MyXQL and :boolean type
  • [migrations] Use one line per migration in the schema dump

v3.4.3 (2020-04-27)

Bug fixes

  • [ecto] Support as and parent_as from Ecto v3.4.3+
  • [ecto] Support x in subquery(query) from Ecto v3.4.3+

v3.4.2 (2020-04-02)

Bug fixes

  • [myxql] A binary with size should be a varbinary
  • [mssql] A binary without size should be a varbinary(max)

v3.4.1 (2020-03-25)

Bug fixes

  • [myxql] Assume the reference does not change in MyXQL and prepare for v0.4.0

v3.4.0 (2020-03-24)

Enhancements

  • [adapters] Support Ecto's v3.4 json_extract_path/2
  • [migrations] Support multiple migration paths to be given with --migration-path
  • [mssql] Add built-in support to MSSQL via the TDS adapter
  • [repo] Support custom options on telemetry

v3.3.4 (2020-02-14)

Enhancements

  • [adapters] Support fragments in locks
  • [migration] Add :include option to support covering indexes

v3.3.3 (2020-01-28)

Enhancements

  • [myxql] Allow not setting the encoding when creating a database

Bug fixes

  • [myxql] Removing prefixed table name from constraints on latest MySQL versions
  • [sql] Fix precedence of is_nil when inside a comparison operator

v3.3.2 (2019-12-15)

Bug fixes

  • [adapters] Start StorageSupervisor before using it

v3.3.1 (2019-12-15)

Bug fixes

  • [adapters] Do not leak PIDs on storage commands
  • [migrations] Use :migration_primary_key in create/1

v3.3.0 (2019-12-11)

Enhancements

  • [ecto] Upgrade and support Ecto v3.3
  • [repo] Include :idle_time on telemetry measurements
  • [migration] Support anonymous functions in Ecto.Migration.execute/2

Bug fixes

  • [migration] Ensure that flush() will raise on rollback if called from change/0

v3.2.2 (2019-11-25)

Enhancements

  • [mysql] Support myxql v0.3

v3.2.1 (2019-11-02)

Enhancements

  • [migration] Support anonymous functions in execute

Bug fixes

  • [mix ecto.create] Change default charset in MyXQL to utf8mb4

v3.2.0 (2019-09-07)

This new version requires Elixir v1.6+. Note also the previously soft-deprecated Ecto.Adapters.MySQL has been removed in favor of Ecto.Adapters.MyXQL. We announced the intent to remove Ecto.Adapters.MySQL back in v3.0 and Ecto.Adapters.MyXQL has been tested since then and ready for prime time since v3.1.

Enhancements

  • [sql] Use get_dynamic_repo on SQL-specific functions
  • [sql] Respect Ecto.Type.embed_as/2 choice when loading/dumping embeds (Ecto 3.2+ compat)
  • [sql] Support CTE expressions (Ecto 3.2+ compat)

Bug fixes

  • [sql] Fix generated "COMMENT ON INDEX" for PostgreSQL

v3.1.6 (2019-06-27)

Enhancements

  • [sql] Set cache_statement for insert_all

v3.1.5 (2019-06-13)

Enhancements

  • [migration] Add @disable_migration_lock to be better handle concurrent indexes
  • [mysql] Set cache_statement for inserts

Deprecations

  • [mysql] Deprecate Ecto.Adapters.MySQL

v3.1.4 (2019-05-28)

Enhancements

  • [migrator] Print warning message if concurrent indexes are used with migration lock

v3.1.3 (2019-05-19)

Enhancements

  • [migrator] Add --migrations-path to ecto.migrate/ecto.rollback/ecto.migrations Mix tasks

Bug fixes

  • [migrator] Make sure an unboxed run is performed when running migrations with the ownership pool

v3.1.2 (2019-05-11)

Enhancements

  • [migrator] Add Ecto.Migrator.with_repo/2 to start repo and apps
  • [mix] Add --skip-if-loaded for ecto.load
  • [sql] Add Ecto.Adapters.SQL.table_exists?/2

v3.1.1 (2019-04-16)

Bug fixes

  • [repo] Fix backwards incompatible change in Telemetry metadata

v3.1.0 (2019-04-02)

v3.1 requires Elixir v1.5+.

Enhancements

  • [mysql] Introduce Ecto.Adapters.MyXQL as an alternative library for MySQL
  • [migrations] Run all migrations in subdirectories
  • [repo] Update to Telemetry v0.4.0 (note the measurements value differ from previous versions)

Bug fixes

  • [sandbox] Respect :ownership_timeout repo configuration on SQL Sandbox
  • [migrations] Commit and relock after every migration to avoid leaving the DB in an inconsistent state under certain failures

Backwards incompatible changes

  • [migrations] If you are creating indexes concurrently, you need to disable the migration lock: config :app, App.Repo, migration_lock: nil. This will migrations behave the same way as they did in Ecto 2.0.

v3.0.5 (2019-02-05)

Enhancements

  • [repo] Add :repo and :type keys to telemetry events
  • [migrations] Add :add_if_not_exists and :remove_if_exists to columns in migrations

Bug fixes

  • [migrations] Load all migrations before running them
  • [sandbox] Include :queue_target and :queue_interval in SQL Sandbox checkout

v3.0.4 (2018-12-31)

Enhancements

  • [repo] Bump telemetry dependency
  • [migrations] Perform strict argument parsing in ecto.migrate, ecto.rollback, ecto.load and ecto.dump

Bug fixes

  • [migrations] Do not log migration versions query

Deprecations

  • [repo] Telemetry.attach/5 and Telemetry.attach_many/5 are deprecated in favor of :telemetry.attach/5 and :telemetry.attach_many/5

v3.0.3 (2018-11-29)

Enhancements

  • [migration] Support after_begin and before_commit migration callbacks
  • [migration] Add :prefix option to references/2

Bug fixes

  • [migration] Do not start a transaction for migrated versions if there is no :migration_lock
  • [migration] Fix removing an reference column inside alter table
  • [migration] Warn on removed :pool_timeout option

v3.0.2 (2018-11-20)

Enhancements

  • [query] Support Ecto.Query in insert_all values
  • [migration] Add Ecto.Migration.repo/0

v3.0.1 (2018-11-17)

Enhancements

  • [migrations] Support drop_if_exists for constraints

Bug fixes

  • [migrations] Only commit migration transaction if migration can be inserted into the DB
  • [migrations] Do not run migrations from _build when using Mix
  • [migrations] Improve errors when checking in already committed sandboxes
  • [mysql] Do not pass nil for --user to mysqldump
  • [package] Require Ecto 3.0.2 with bug fixes
  • [package] Require Mariaex 0.9.1 which fixes a bug when used with Ecto 3.0.2
  • [sandbox] Raise when using sandbox on non-sandbox pools

v3.0.0 (2018-10-29)

  • Initial release