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Diffstat (limited to 'activerecord/CHANGELOG.md')
-rw-r--r-- | activerecord/CHANGELOG.md | 221 |
1 files changed, 217 insertions, 4 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index f53cb6ad51..4e6d7900ff 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,3 +1,210 @@ +* Generate subquery for `Relation` if it passed as array condition for `where` + method. + + Example: + + # Before + Blog.where('id in (?)', Blog.where(id: 1)) + # => SELECT "blogs".* FROM "blogs" WHERE "blogs"."id" = 1 + # => SELECT "blogs".* FROM "blogs" WHERE (id IN (1)) + + # After + Blog.where('id in (?)', Blog.where(id: 1).select(:id)) + # => SELECT "blogs".* FROM "blogs" + # WHERE "blogs"."id" IN (SELECT "blogs"."id" FROM "blogs" WHERE "blogs"."id" = 1) + + Fixes #12415. + + *Paul Nikitochkin* + +* For missed association exception message + which is raised in `ActiveRecord::Associations::Preloader` class + added owner record class name in order to simplify to find problem code. + + *Paul Nikitochkin* + +* `has_and_belongs_to_many` is now transparently implemented in terms of + `has_many :through`. Behavior should remain the same, if not, it is a bug. + +* `create_savepoint`, `rollback_to_savepoint` and `release_savepoint` accept + a savepoint name. + + *Yves Senn* + +* Make `next_migration_number` accessible for third party generators. + + *Yves Senn* + +* Objects instantiated using a null relationship will now retain the + attributes of the where clause. + + Fixes #11676, #11675, #11376. + + *Paul Nikitochkin*, *Peter Brown*, *Nthalk* + +* Fixed `ActiveRecord::Associations::CollectionAssociation#find` + when using `has_many` association with `:inverse_of` and finding an array of one element, + it should return an array of one element too. + + *arthurnn* + +* Callbacks on has_many should access the in memory parent if a inverse_of is set. + + *arthurnn* + +* `ActiveRecord::ConnectionAdapters.string_to_time` respects + string with timezone (e.g. Wed, 04 Sep 2013 20:30:00 JST). + + Fixes #12278. + + *kennyj* + +* Calling `update_attributes` will now throw an `ArgumentError` whenever it + gets a `nil` argument. More specifically, it will throw an error if the + argument that it gets passed does not respond to to `stringify_keys`. + + Example: + + @my_comment.update_attributes(nil) # => raises ArgumentError + + *John Wang* + +* Deprecate `quoted_locking_column` method, which isn't used anywhere. + + *kennyj* + +* Migration dump UUID default functions to schema.rb. + + Fixes #10751. + + *kennyj* + +* Fixed a bug in `ActiveRecord::Associations::CollectionAssociation#find_by_scan` + when using `has_many` association with `:inverse_of` option and UUID primary key. + + Fixes #10450. + + *kennyj* + +* ActiveRecord::Base#<=> has been removed. Primary keys may not be in order, + or even be numbers, so sorting by id doesn't make sense. Please use `sort_by` + and specify the attribute you wish to sort with. For example, change: + + Post.all.to_a.sort + + to: + + Post.all.to_a.sort_by(&:id) + + *Aaron Patterson* + +* Fix: joins association, with defined in the scope block constraints by using several + where constraints and at least of them is not `Arel::Nodes::Equality`, + generates invalid SQL expression. + + Fixes #11963. + + *Paul Nikitochkin* + +* Deprecate the delegation of Array bang methods for associations. + To use them, instead first call `#to_a` on the association to access the + array to be acted on. + + *Ben Woosley* + +* `CollectionAssociation#first`/`#last` (e.g. `has_many`) use a `LIMIT`ed + query to fetch results rather than loading the entire collection. + + *Lann Martin* + +* Make possible to run SQLite rake tasks without the `Rails` constant defined. + + *Damien Mathieu* + +* Allow Relation#from to accept other relations with bind values. + + *Ryan Wallace* + +* Fix inserts with prepared statements disabled. + + Fixes #12023. + + *Rafael Mendonça França* + +* Setting a has_one association on a new record no longer causes an empty + transaction. + + *Dylan Thacker-Smith* + +* Fix `AR::Relation#merge` sometimes failing to preserve `readonly(false)` flag. + + *thedarkone* + +* Re-use `order` argument pre-processing for `reorder`. + + *Paul Nikitochkin* + +* Fix PredicateBuilder so polymorphic association keys in `where` clause can + accept objects other than direct descendants of `ActiveRecord::Base` (decorated + models, for example). + + *Mikhail Dieterle* + +* PostgreSQL adapter recognizes negative money values formatted with + parentheses (eg. `($1.25) # => -1.25`)). + Fixes #11899. + + *Yves Senn* + +* Stop interpreting SQL 'string' columns as :string type because there is no + common STRING datatype in SQL. + + *Ben Woosley* + +* `ActiveRecord::FinderMethods#exists?` returns `true`/`false` in all cases. + + *Xavier Noria* + +* Assign inet/cidr attribute with `nil` value for invalid address. + + Example: + + record = User.new + record.logged_in_from_ip # is type of an inet or a cidr + + # Before: + record.logged_in_from_ip = 'bad ip address' # raise exception + + # After: + record.logged_in_from_ip = 'bad ip address' # do not raise exception + record.logged_in_from_ip # => nil + record.logged_in_from_ip_before_type_cast # => 'bad ip address' + + *Paul Nikitochkin* + +* `add_to_target` now accepts a second optional `skip_callbacks` argument + + If truthy, it will skip the :before_add and :after_add callbacks. + + *Ben Woosley* + +* Fix interactions between `:before_add` callbacks and nested attributes + assignment of `has_many` associations, when the association was not + yet loaded: + + - A `:before_add` callback was being called when a nested attributes + assignment assigned to an existing record. + + - Nested Attributes assignment did not affect the record in the + association target when a `:before_add` callback triggered the + loading of the association + + *Jörg Schray* + +* Allow enable_extension migration method to be revertible. + + *Eric Tipton* + * Type cast hstore values on write, so that the value is consistent with reading from the database. @@ -17,6 +224,12 @@ *Yves Senn* +* Fixes bug when using includes combined with select, the select statement was overwritten. + + Fixes #11773 + + *Edo Balvers* + * Load fixtures from linked folders. *Kassio Borges* @@ -68,13 +281,13 @@ to allow the connection adapter to properly determine how to quote the value. This was affecting certain databases that use specific column types. - Fixes: #6763 + Fixes #6763. *Alfred Wong* * rescue from all exceptions in `ConnectionManagement#call` - Fixes #11497 + Fixes #11497. As `ActiveRecord::ConnectionAdapters::ConnectionManagement` middleware does not rescue from Exception (but only from StandardError), the Connection @@ -96,7 +309,7 @@ * Remove extra decrement of transaction deep level. - Fixes: #4566 + Fixes #4566. *Paul Nikitochkin* @@ -116,7 +329,7 @@ * Remove extra select and update queries on save/touch/destroy ActiveRecord model with belongs to reflection with option `touch: true`. - Fixes: #11288 + Fixes #11288. *Paul Nikitochkin* |