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-rw-r--r--activerecord/lib/active_record/associations.rb1
-rw-r--r--activerecord/lib/active_record/enum.rb2
-rw-r--r--activerecord/lib/active_record/migration.rb48
-rw-r--r--activerecord/lib/active_record/relation/merger.rb3
4 files changed, 35 insertions, 19 deletions
diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb
index 462b3066ab..f6d8e8a342 100644
--- a/activerecord/lib/active_record/associations.rb
+++ b/activerecord/lib/active_record/associations.rb
@@ -1164,6 +1164,7 @@ module ActiveRecord
# Adds one or more objects to the collection by setting their foreign keys to the collection's primary key.
# Note that this operation instantly fires update SQL without waiting for the save or update call on the
# parent object, unless the parent object is a new record.
+ # This will also run validations and callbacks of associated object(s).
# [collection.delete(object, ...)]
# Removes one or more objects from the collection by setting their foreign keys to +NULL+.
# Objects will be in addition destroyed if they're associated with <tt>dependent: :destroy</tt>,
diff --git a/activerecord/lib/active_record/enum.rb b/activerecord/lib/active_record/enum.rb
index 04519f4dc3..8655f68308 100644
--- a/activerecord/lib/active_record/enum.rb
+++ b/activerecord/lib/active_record/enum.rb
@@ -187,7 +187,7 @@ module ActiveRecord
# scope :active, -> { where status: 0 }
klass.send(:detect_enum_conflict!, name, value_method_name, true)
- klass.scope value_method_name, -> { klass.where name => value }
+ klass.scope value_method_name, -> { where(name => value) }
end
end
defined_enums[name.to_s] = enum_values
diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb
index 4a6e9c12fe..f5b29c7f2e 100644
--- a/activerecord/lib/active_record/migration.rb
+++ b/activerecord/lib/active_record/migration.rb
@@ -1170,45 +1170,58 @@ module ActiveRecord
private
+ # Used for running a specific migration.
def run_without_lock
migration = migrations.detect { |m| m.version == @target_version }
raise UnknownMigrationVersionError.new(@target_version) if migration.nil?
- unless (up? && migrated.include?(migration.version.to_i)) || (down? && !migrated.include?(migration.version.to_i))
- begin
- execute_migration_in_transaction(migration, @direction)
- rescue => e
- canceled_msg = use_transaction?(migration) ? ", this migration was canceled" : ""
- raise StandardError, "An error has occurred#{canceled_msg}:\n\n#{e}", e.backtrace
- end
- end
+ execute_migration_in_transaction(migration, @direction)
+
+ record_environment
end
+ # Used for running multiple migrations up to or down to a certain value.
def migrate_without_lock
- if !target && @target_version && @target_version > 0
+ if invalid_target?
raise UnknownMigrationVersionError.new(@target_version)
end
runnable.each do |migration|
- Base.logger.info "Migrating to #{migration.name} (#{migration.version})" if Base.logger
-
- begin
- execute_migration_in_transaction(migration, @direction)
- rescue => e
- canceled_msg = use_transaction?(migration) ? "this and " : ""
- raise StandardError, "An error has occurred, #{canceled_msg}all later migrations canceled:\n\n#{e}", e.backtrace
- end
+ execute_migration_in_transaction(migration, @direction)
end
+
+ record_environment
+ end
+
+ # Stores the current environment in the database.
+ def record_environment
+ return if down?
+ ActiveRecord::InternalMetadata[:environment] = ActiveRecord::Migrator.current_environment
end
def ran?(migration)
migrated.include?(migration.version.to_i)
end
+ # Return true if a valid version is not provided.
+ def invalid_target?
+ !target && @target_version && @target_version > 0
+ end
+
def execute_migration_in_transaction(migration, direction)
+ return if down? && !migrated.include?(migration.version.to_i)
+ return if up? && migrated.include?(migration.version.to_i)
+
+ Base.logger.info "Migrating to #{migration.name} (#{migration.version})" if Base.logger
+
ddl_transaction(migration) do
migration.migrate(direction)
record_version_state_after_migrating(migration.version)
end
+ rescue => e
+ msg = "An error has occurred, "
+ msg << "this and " if use_transaction?(migration)
+ msg << "all later migrations canceled:\n\n#{e}"
+ raise StandardError, msg, e.backtrace
end
def target
@@ -1238,7 +1251,6 @@ module ActiveRecord
else
migrated << version
ActiveRecord::SchemaMigration.create!(version: version.to_s)
- ActiveRecord::InternalMetadata[:environment] = ActiveRecord::Migrator.current_environment
end
end
diff --git a/activerecord/lib/active_record/relation/merger.rb b/activerecord/lib/active_record/relation/merger.rb
index cb971eb255..396638d74d 100644
--- a/activerecord/lib/active_record/relation/merger.rb
+++ b/activerecord/lib/active_record/relation/merger.rb
@@ -141,6 +141,9 @@ module ActiveRecord
end
def merge_single_values
+ if relation.from_clause.empty?
+ relation.from_clause = other.from_clause
+ end
relation.lock_value ||= other.lock_value
unless other.create_with_value.blank?