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-rw-r--r--activerecord/lib/active_record/associations/association_scope.rb16
-rw-r--r--activerecord/lib/active_record/associations/collection_proxy.rb4
-rw-r--r--activerecord/lib/active_record/associations/join_dependency.rb2
-rw-r--r--activerecord/lib/active_record/associations/join_dependency/join_association.rb27
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb10
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb25
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract_adapter.rb10
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb9
-rw-r--r--activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb2
-rw-r--r--activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb4
-rw-r--r--activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb14
-rw-r--r--activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb9
-rw-r--r--activerecord/lib/active_record/migration.rb49
-rw-r--r--activerecord/lib/active_record/railties/databases.rake22
-rw-r--r--activerecord/lib/active_record/reflection.rb83
-rw-r--r--activerecord/lib/active_record/relation/calculations.rb2
-rw-r--r--activerecord/lib/active_record/relation/finder_methods.rb202
-rw-r--r--activerecord/lib/active_record/schema_dumper.rb2
-rw-r--r--activerecord/lib/active_record/schema_migration.rb6
-rw-r--r--activerecord/lib/active_record/transactions.rb2
-rw-r--r--activerecord/lib/active_record/type/decimal_without_scale.rb4
-rw-r--r--activerecord/lib/rails/generators/active_record/migration.rb2
22 files changed, 255 insertions, 251 deletions
diff --git a/activerecord/lib/active_record/associations/association_scope.rb b/activerecord/lib/active_record/associations/association_scope.rb
index badde9973f..120d75416c 100644
--- a/activerecord/lib/active_record/associations/association_scope.rb
+++ b/activerecord/lib/active_record/associations/association_scope.rb
@@ -25,7 +25,7 @@ module ActiveRecord
chain_head, chain_tail = get_chain(reflection, association, alias_tracker)
scope.extending! Array(reflection.options[:extend])
- add_constraints(scope, owner, klass, reflection, chain_head, chain_tail)
+ add_constraints(scope, owner, reflection, chain_head, chain_tail)
end
def join_type
@@ -60,8 +60,8 @@ module ActiveRecord
table.create_join(table, table.create_on(constraint), join_type)
end
- def last_chain_scope(scope, table, reflection, owner, association_klass)
- join_keys = reflection.join_keys(association_klass)
+ def last_chain_scope(scope, table, reflection, owner)
+ join_keys = reflection.join_keys
key = join_keys.key
foreign_key = join_keys.foreign_key
@@ -80,8 +80,8 @@ module ActiveRecord
value_transformation.call(value)
end
- def next_chain_scope(scope, table, reflection, association_klass, foreign_table, next_reflection)
- join_keys = reflection.join_keys(association_klass)
+ def next_chain_scope(scope, table, reflection, foreign_table, next_reflection)
+ join_keys = reflection.join_keys
key = join_keys.key
foreign_key = join_keys.foreign_key
@@ -120,10 +120,10 @@ module ActiveRecord
[runtime_reflection, previous_reflection]
end
- def add_constraints(scope, owner, association_klass, refl, chain_head, chain_tail)
+ def add_constraints(scope, owner, refl, chain_head, chain_tail)
owner_reflection = chain_tail
table = owner_reflection.alias_name
- scope = last_chain_scope(scope, table, owner_reflection, owner, association_klass)
+ scope = last_chain_scope(scope, table, owner_reflection, owner)
reflection = chain_head
while reflection
@@ -132,7 +132,7 @@ module ActiveRecord
unless reflection == chain_tail
foreign_table = next_reflection.alias_name
- scope = next_chain_scope(scope, table, reflection, association_klass, foreign_table, next_reflection)
+ scope = next_chain_scope(scope, table, reflection, foreign_table, next_reflection)
end
# Exclude the scope of the association itself, because that
diff --git a/activerecord/lib/active_record/associations/collection_proxy.rb b/activerecord/lib/active_record/associations/collection_proxy.rb
index 55bf2e0ff0..bc2f359c65 100644
--- a/activerecord/lib/active_record/associations/collection_proxy.rb
+++ b/activerecord/lib/active_record/associations/collection_proxy.rb
@@ -78,7 +78,7 @@ module ActiveRecord
# # #<Pet id: nil, name: "Choo-Choo">
# # ]
#
- # person.pets.select(:id, :name )
+ # person.pets.select(:id, :name)
# # => [
# # #<Pet id: 1, name: "Fancy-Fancy">,
# # #<Pet id: 2, name: "Spook">,
@@ -1121,7 +1121,7 @@ module ActiveRecord
SpawnMethods,
].flat_map { |klass|
klass.public_instance_methods(false)
- } - self.public_instance_methods(false) + [:scoping]
+ } - self.public_instance_methods(false) - [:select] + [:scoping]
delegate(*delegate_methods, to: :scope)
diff --git a/activerecord/lib/active_record/associations/join_dependency.rb b/activerecord/lib/active_record/associations/join_dependency.rb
index 87e0847ec1..8995b1e352 100644
--- a/activerecord/lib/active_record/associations/join_dependency.rb
+++ b/activerecord/lib/active_record/associations/join_dependency.rb
@@ -171,7 +171,7 @@ module ActiveRecord
chain = child.reflection.chain
foreign_table = parent.table
foreign_klass = parent.base_klass
- child.join_constraints(foreign_table, foreign_klass, child, join_type, tables, chain)
+ child.join_constraints(foreign_table, foreign_klass, join_type, tables, chain)
end
def make_outer_joins(parent, child)
diff --git a/activerecord/lib/active_record/associations/join_dependency/join_association.rb b/activerecord/lib/active_record/associations/join_dependency/join_association.rb
index f5fcba1236..97cfec0302 100644
--- a/activerecord/lib/active_record/associations/join_dependency/join_association.rb
+++ b/activerecord/lib/active_record/associations/join_dependency/join_association.rb
@@ -23,7 +23,7 @@ module ActiveRecord
JoinInformation = Struct.new :joins, :binds
- def join_constraints(foreign_table, foreign_klass, node, join_type, tables, chain)
+ def join_constraints(foreign_table, foreign_klass, join_type, tables, chain)
joins = []
binds = []
tables = tables.reverse
@@ -34,35 +34,16 @@ module ActiveRecord
table = tables.shift
klass = reflection.klass
- join_keys = reflection.join_keys(klass)
+ join_keys = reflection.join_keys
key = join_keys.key
foreign_key = join_keys.foreign_key
constraint = build_constraint(klass, table, key, foreign_table, foreign_key)
predicate_builder = PredicateBuilder.new(TableMetadata.new(klass, table))
- scope_chain_items = reflection.scopes.map do |item|
- if item.is_a?(Relation)
- item
- else
- ActiveRecord::Relation.create(klass, table, predicate_builder)
- .instance_exec(node, &item)
- end
- end
+ scope_chain_items = reflection.join_scopes(table, predicate_builder)
+ klass_scope = reflection.klass_join_scope(table, predicate_builder)
- klass_scope =
- if klass.current_scope
- klass.current_scope.clone.tap { |scope|
- scope.joins_values = []
- }
- else
- relation = ActiveRecord::Relation.create(
- klass,
- table,
- predicate_builder,
- )
- klass.send(:build_default_scope, relation)
- end
scope_chain_items.concat [klass_scope].compact
rel = scope_chain_items.inject(scope_chain_items.shift) do |left, right|
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb
index 5eb7787226..4682afc188 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb
@@ -116,16 +116,12 @@ module ActiveRecord
private
- def as_options(value, default = {})
- if value.is_a?(Hash)
- value
- else
- default
- end
+ def as_options(value)
+ value.is_a?(Hash) ? value : {}
end
def polymorphic_options
- as_options(polymorphic, options)
+ as_options(polymorphic)
end
def index_options
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
index c44215cd43..a497a354f7 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
@@ -334,18 +334,16 @@ module ActiveRecord
# part_id int NOT NULL,
# ) ENGINE=InnoDB DEFAULT CHARSET=utf8
#
- def create_join_table(table_1, table_2, options = {})
+ def create_join_table(table_1, table_2, column_options: {}, **options)
join_table_name = find_join_table_name(table_1, table_2, options)
- column_options = options.delete(:column_options) || {}
- column_options.reverse_merge!(null: false)
- type = column_options.delete(:type) || :integer
+ column_options.reverse_merge!(null: false, index: false)
- t1_column, t2_column = [table_1, table_2].map { |t| t.to_s.singularize.foreign_key }
+ t1_ref, t2_ref = [table_1, table_2].map { |t| t.to_s.singularize }
create_table(join_table_name, options.merge!(id: false)) do |td|
- td.send type, t1_column, column_options
- td.send type, t2_column, column_options
+ td.references t1_ref, column_options
+ td.references t2_ref, column_options
yield td if block_given?
end
end
@@ -993,12 +991,12 @@ module ActiveRecord
end
def dump_schema_information #:nodoc:
- versions = ActiveRecord::SchemaMigration.order("version").pluck(:version)
+ versions = ActiveRecord::SchemaMigration.all_versions
insert_versions_sql(versions)
end
def insert_versions_sql(versions) # :nodoc:
- sm_table = quote_table_name(ActiveRecord::Migrator.schema_migrations_table_name)
+ sm_table = quote_table_name(ActiveRecord::SchemaMigration.table_name)
if versions.is_a?(Array)
sql = "INSERT INTO #{sm_table} (version) VALUES\n"
@@ -1027,12 +1025,11 @@ module ActiveRecord
def assume_migrated_upto_version(version, migrations_paths)
migrations_paths = Array(migrations_paths)
version = version.to_i
- sm_table = quote_table_name(ActiveRecord::Migrator.schema_migrations_table_name)
+ sm_table = quote_table_name(ActiveRecord::SchemaMigration.table_name)
- migrated = select_values("SELECT version FROM #{sm_table}").map(&:to_i)
- paths = migrations_paths.map { |p| "#{p}/[0-9]*_*.rb" }
- versions = Dir[*paths].map do |filename|
- filename.split("/").last.split("_").first.to_i
+ migrated = ActiveRecord::SchemaMigration.all_versions.map(&:to_i)
+ versions = ActiveRecord::Migrator.migration_files(migrations_paths).map do |file|
+ ActiveRecord::Migrator.parse_migration_filename(file).first.to_i
end
unless migrated.include?(version)
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
index 24007db8f0..ef1d9f81a9 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_adapter.rb
@@ -154,8 +154,8 @@ module ActiveRecord
Arel::Visitors::ToSql.new(self)
end
- def valid_type?(type)
- false
+ def valid_type?(type) # :nodoc:
+ !native_database_types[type].nil?
end
def schema_creation
@@ -232,10 +232,10 @@ module ActiveRecord
self.class::ADAPTER_NAME
end
- # Does this adapter support migrations?
- def supports_migrations?
- false
+ def supports_migrations? # :nodoc:
+ true
end
+ deprecate :supports_migrations?
def supports_primary_key? # :nodoc:
true
diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
index f14ac92cf9..e3b6327dd8 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
@@ -89,11 +89,6 @@ module ActiveRecord
/mariadb/i.match?(full_version)
end
- # Returns true, since this connection adapter supports migrations.
- def supports_migrations?
- true
- end
-
def supports_bulk_alter? #:nodoc:
true
end
@@ -648,10 +643,6 @@ module ActiveRecord
self.class.type_cast_config_to_boolean(@config.fetch(:strict, true))
end
- def valid_type?(type)
- !native_database_types[type].nil?
- end
-
def default_index_type?(index) # :nodoc:
index.using == :btree || super
end
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb b/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb
index e1a75f8e5e..a73a8c1726 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/oid/array.rb
@@ -23,7 +23,7 @@ module ActiveRecord
when ::String
type_cast_array(@pg_decoder.decode(value), :deserialize)
when Data
- deserialize(value.values)
+ type_cast_array(value.values, :deserialize)
else
super
end
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
index f91547d148..afef0da5c7 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
@@ -615,10 +615,6 @@ module ActiveRecord
end
end
- def index_name_length
- 63
- end
-
# Maps logical Rails types to PostgreSQL-specific data types.
def type_to_sql(type, limit: nil, precision: nil, scale: nil, array: nil, **) # :nodoc:
sql = \
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
index c89e29ba44..bc04565434 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
@@ -215,7 +215,7 @@ module ActiveRecord
# @local_tz is initialized as nil to avoid warnings when connect tries to use it
@local_tz = nil
- @table_alias_length = nil
+ @max_identifier_length = nil
connect
add_pg_encoders
@@ -281,11 +281,6 @@ module ActiveRecord
NATIVE_DATABASE_TYPES
end
- # Returns true, since this connection adapter supports migrations.
- def supports_migrations?
- true
- end
-
def set_standard_conforming_strings
execute("SET standard_conforming_strings = on", "SCHEMA")
end
@@ -363,8 +358,9 @@ module ActiveRecord
# Returns the configured supported identifier length supported by PostgreSQL
def table_alias_length
- @table_alias_length ||= query("SHOW max_identifier_length", "SCHEMA")[0][0].to_i
+ @max_identifier_length ||= select_value("SHOW max_identifier_length", "SCHEMA").to_i
end
+ alias index_name_length table_alias_length
# Set the authorized user for this session
def session_auth=(user)
@@ -376,10 +372,6 @@ module ActiveRecord
@use_insert_returning
end
- def valid_type?(type)
- !native_database_types[type].nil?
- end
-
def update_table_definition(table_name, base) #:nodoc:
PostgreSQL::Table.new(table_name, base)
end
diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
index f55efe7d07..8b627a6d4d 100644
--- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
@@ -117,11 +117,6 @@ module ActiveRecord
true
end
- # Returns true, since this connection adapter supports migrations.
- def supports_migrations? #:nodoc:
- true
- end
-
def requires_reloading?
true
end
@@ -163,10 +158,6 @@ module ActiveRecord
true
end
- def valid_type?(type)
- true
- end
-
# Returns 62. SQLite supports index names up to 64
# characters. The rest is used by Rails internally to perform
# temporary rename operations
diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb
index 40f6226315..4e1df1432c 100644
--- a/activerecord/lib/active_record/migration.rb
+++ b/activerecord/lib/active_record/migration.rb
@@ -548,12 +548,10 @@ module ActiveRecord
end
def call(env)
- if connection.supports_migrations?
- mtime = ActiveRecord::Migrator.last_migration.mtime.to_i
- if @last_check < mtime
- ActiveRecord::Migration.check_pending!(connection)
- @last_check = mtime
- end
+ mtime = ActiveRecord::Migrator.last_migration.mtime.to_i
+ if @last_check < mtime
+ ActiveRecord::Migration.check_pending!(connection)
+ @last_check = mtime
end
@app.call(env)
end
@@ -1027,10 +1025,11 @@ module ActiveRecord
def schema_migrations_table_name
SchemaMigration.table_name
end
+ deprecate :schema_migrations_table_name
def get_all_versions(connection = Base.connection)
- if connection.table_exists?(schema_migrations_table_name)
- SchemaMigration.all.map { |x| x.version.to_i }.sort
+ if SchemaMigration.table_exists?
+ SchemaMigration.all_versions.map(&:to_i)
else
[]
end
@@ -1058,10 +1057,6 @@ module ActiveRecord
Array(@migrations_paths)
end
- def match_to_migration_filename?(filename) # :nodoc:
- Migration::MigrationFilenameRegexp.match?(File.basename(filename))
- end
-
def parse_migration_filename(filename) # :nodoc:
File.basename(filename).scan(Migration::MigrationFilenameRegexp).first
end
@@ -1069,9 +1064,7 @@ module ActiveRecord
def migrations(paths)
paths = Array(paths)
- files = Dir[*paths.map { |p| "#{p}/**/[0-9]*_*.rb" }]
-
- migrations = files.map do |file|
+ migrations = migration_files(paths).map do |file|
version, name, scope = parse_migration_filename(file)
raise IllegalMigrationNameError.new(file) unless version
version = version.to_i
@@ -1083,6 +1076,30 @@ module ActiveRecord
migrations.sort_by(&:version)
end
+ def migrations_status(paths)
+ paths = Array(paths)
+
+ db_list = ActiveRecord::SchemaMigration.normalized_versions
+
+ file_list = migration_files(paths).map do |file|
+ version, name, scope = parse_migration_filename(file)
+ raise IllegalMigrationNameError.new(file) unless version
+ version = ActiveRecord::SchemaMigration.normalize_migration_number(version)
+ status = db_list.delete(version) ? "up" : "down"
+ [status, version, (name + scope).humanize]
+ end.compact
+
+ db_list.map! do |version|
+ ["up", version, "********** NO FILE **********"]
+ end
+
+ (db_list + file_list).sort_by { |_, version, _| version }
+ end
+
+ def migration_files(paths)
+ Dir[*paths.flat_map { |path| "#{path}/**/[0-9]*_*.rb" }]
+ end
+
private
def move(direction, migrations_paths, steps)
@@ -1098,8 +1115,6 @@ module ActiveRecord
end
def initialize(direction, migrations, target_version = nil)
- raise StandardError.new("This database does not yet support migrations") unless Base.connection.supports_migrations?
-
@direction = direction
@target_version = target_version
@migrated_versions = nil
diff --git a/activerecord/lib/active_record/railties/databases.rake b/activerecord/lib/active_record/railties/databases.rake
index 246d330b76..1c7206aca4 100644
--- a/activerecord/lib/active_record/railties/databases.rake
+++ b/activerecord/lib/active_record/railties/databases.rake
@@ -110,28 +110,13 @@ db_namespace = namespace :db do
unless ActiveRecord::SchemaMigration.table_exists?
abort "Schema migrations table does not exist yet."
end
- db_list = ActiveRecord::SchemaMigration.normalized_versions
-
- file_list =
- ActiveRecord::Tasks::DatabaseTasks.migrations_paths.flat_map do |path|
- Dir.foreach(path).map do |file|
- next unless ActiveRecord::Migrator.match_to_migration_filename?(file)
-
- version, name, scope = ActiveRecord::Migrator.parse_migration_filename(file)
- version = ActiveRecord::SchemaMigration.normalize_migration_number(version)
- status = db_list.delete(version) ? "up" : "down"
- [status, version, (name + scope).humanize]
- end.compact
- end
- db_list.map! do |version|
- ["up", version, "********** NO FILE **********"]
- end
# output
puts "\ndatabase: #{ActiveRecord::Base.connection_config[:database]}\n\n"
puts "#{'Status'.center(8)} #{'Migration ID'.ljust(14)} Migration Name"
puts "-" * 50
- (db_list + file_list).sort_by { |_, version, _| version }.each do |status, version, name|
+ paths = ActiveRecord::Tasks::DatabaseTasks.migrations_paths
+ ActiveRecord::Migrator.migrations_status(paths).each do |status, version, name|
puts "#{status.center(8)} #{version.ljust(14)} #{name}"
end
puts
@@ -288,8 +273,7 @@ db_namespace = namespace :db do
current_config = ActiveRecord::Tasks::DatabaseTasks.current_config
ActiveRecord::Tasks::DatabaseTasks.structure_dump(current_config, filename)
- if ActiveRecord::Base.connection.supports_migrations? &&
- ActiveRecord::SchemaMigration.table_exists?
+ if ActiveRecord::SchemaMigration.table_exists?
File.open(filename, "a") do |f|
f.puts ActiveRecord::Base.connection.dump_schema_information
f.print "\n"
diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb
index 61a2279292..24ca8b0be4 100644
--- a/activerecord/lib/active_record/reflection.rb
+++ b/activerecord/lib/active_record/reflection.rb
@@ -172,8 +172,8 @@ module ActiveRecord
JoinKeys = Struct.new(:key, :foreign_key) # :nodoc:
- def join_keys(association_klass)
- JoinKeys.new(foreign_key, active_record_primary_key)
+ def join_keys
+ get_join_keys klass
end
# Returns a list of scopes that should be applied for this Reflection
@@ -187,6 +187,30 @@ module ActiveRecord
end
deprecate :scope_chain
+ def join_scopes(table, predicate_builder) # :nodoc:
+ if scope
+ [ActiveRecord::Relation.create(klass, table, predicate_builder)
+ .instance_exec(&scope)]
+ else
+ []
+ end
+ end
+
+ def klass_join_scope(table, predicate_builder) # :nodoc:
+ if klass.current_scope
+ klass.current_scope.clone.tap { |scope|
+ scope.joins_values = []
+ }
+ else
+ relation = ActiveRecord::Relation.create(
+ klass,
+ table,
+ predicate_builder,
+ )
+ klass.send(:build_default_scope, relation)
+ end
+ end
+
def constraints
chain.map(&:scopes).flatten
end
@@ -260,6 +284,20 @@ module ActiveRecord
def chain
collect_join_chain
end
+
+ def get_join_keys(association_klass)
+ JoinKeys.new(join_pk(association_klass), join_fk)
+ end
+
+ private
+
+ def join_pk(_)
+ foreign_key
+ end
+
+ def join_fk
+ active_record_primary_key
+ end
end
# Base class for AggregateReflection and AssociationReflection. Objects of
@@ -687,11 +725,6 @@ module ActiveRecord
end
end
- def join_keys(association_klass)
- key = polymorphic? ? association_primary_key(association_klass) : association_primary_key
- JoinKeys.new(key, foreign_key)
- end
-
def join_id_for(owner) # :nodoc:
owner[foreign_key]
end
@@ -701,6 +734,14 @@ module ActiveRecord
def calculate_constructable(macro, options)
!polymorphic?
end
+
+ def join_fk
+ foreign_key
+ end
+
+ def join_pk(klass)
+ polymorphic? ? association_primary_key(klass) : association_primary_key
+ end
end
class HasAndBelongsToManyReflection < AssociationReflection # :nodoc:
@@ -720,7 +761,7 @@ module ActiveRecord
class ThroughReflection < AbstractReflection #:nodoc:
attr_reader :delegate_reflection
delegate :foreign_key, :foreign_type, :association_foreign_key,
- :active_record_primary_key, :type, to: :source_reflection
+ :active_record_primary_key, :type, :get_join_keys, to: :source_reflection
def initialize(delegate_reflection)
@delegate_reflection = delegate_reflection
@@ -806,6 +847,10 @@ module ActiveRecord
source_reflection.scopes + super
end
+ def join_scopes(table, predicate_builder) # :nodoc:
+ source_reflection.join_scopes(table, predicate_builder) + super
+ end
+
def source_type_scope
through_reflection.klass.where(foreign_type => options[:source_type])
end
@@ -816,10 +861,6 @@ module ActiveRecord
through_reflection.has_scope?
end
- def join_keys(association_klass)
- source_reflection.join_keys(association_klass)
- end
-
# A through association is nested if there would be more than one join table
def nested?
source_reflection.through_reflection? || through_reflection.through_reflection?
@@ -954,6 +995,7 @@ module ActiveRecord
end
private
+
def actual_source_reflection # FIXME: this is a horrible name
source_reflection.send(:actual_source_reflection)
end
@@ -990,6 +1032,15 @@ module ActiveRecord
end
end
+ def join_scopes(table, predicate_builder) # :nodoc:
+ scopes = @previous_reflection.join_scopes(table, predicate_builder) + super
+ if @previous_reflection.options[:source_type]
+ scopes + [@previous_reflection.source_type_scope]
+ else
+ scopes
+ end
+ end
+
def klass
@reflection.klass
end
@@ -1006,10 +1057,6 @@ module ActiveRecord
@reflection.plural_name
end
- def join_keys(association_klass)
- @reflection.join_keys(association_klass)
- end
-
def type
@reflection.type
end
@@ -1023,6 +1070,10 @@ module ActiveRecord
source_type = @previous_reflection.options[:source_type]
lambda { |object| where(type => source_type) }
end
+
+ def get_join_keys(association_klass)
+ @reflection.get_join_keys(association_klass)
+ end
end
class RuntimeReflection < PolymorphicReflection # :nodoc:
diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb
index b3168772e1..f4cdaf3948 100644
--- a/activerecord/lib/active_record/relation/calculations.rb
+++ b/activerecord/lib/active_record/relation/calculations.rb
@@ -282,7 +282,7 @@ module ActiveRecord
operation,
distinct).as(aggregate_alias)
]
- select_values += select_values unless having_clause.empty?
+ select_values += self.select_values unless having_clause.empty?
select_values.concat group_columns.map { |aliaz, field|
if field.respond_to?(:as)
diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb
index 4548944fe6..5d24f5f5ca 100644
--- a/activerecord/lib/active_record/relation/finder_methods.rb
+++ b/activerecord/lib/active_record/relation/finder_methods.rb
@@ -147,7 +147,7 @@ module ActiveRecord
def last(limit = nil)
return find_last(limit) if loaded? || limit_value
- result = limit(limit || 1)
+ result = limit(limit)
result.order!(arel_attribute(primary_key)) if order_values.empty? && primary_key
result = result.reverse_order!
@@ -430,140 +430,142 @@ module ActiveRecord
reflections.none?(&:collection?)
end
- private
+ def find_with_ids(*ids)
+ raise UnknownPrimaryKey.new(@klass) if primary_key.nil?
- def find_with_ids(*ids)
- raise UnknownPrimaryKey.new(@klass) if primary_key.nil?
+ expects_array = ids.first.kind_of?(Array)
+ return ids.first if expects_array && ids.first.empty?
- expects_array = ids.first.kind_of?(Array)
- return ids.first if expects_array && ids.first.empty?
+ ids = ids.flatten.compact.uniq
- ids = ids.flatten.compact.uniq
-
- case ids.size
- when 0
- raise RecordNotFound, "Couldn't find #{@klass.name} without an ID"
- when 1
- result = find_one(ids.first)
- expects_array ? [ result ] : result
- else
- find_some(ids)
- end
- rescue ::RangeError
- raise RecordNotFound, "Couldn't find #{@klass.name} with an out of range ID"
+ case ids.size
+ when 0
+ raise RecordNotFound, "Couldn't find #{@klass.name} without an ID"
+ when 1
+ result = find_one(ids.first)
+ expects_array ? [ result ] : result
+ else
+ find_some(ids)
end
+ rescue ::RangeError
+ raise RecordNotFound, "Couldn't find #{@klass.name} with an out of range ID"
+ end
- def find_one(id)
- if ActiveRecord::Base === id
- raise ArgumentError, <<-MSG.squish
- You are passing an instance of ActiveRecord::Base to `find`.
- Please pass the id of the object by calling `.id`.
- MSG
- end
-
- relation = where(primary_key => id)
- record = relation.take
-
- raise_record_not_found_exception!(id, 0, 1) unless record
-
- record
+ def find_one(id)
+ if ActiveRecord::Base === id
+ raise ArgumentError, <<-MSG.squish
+ You are passing an instance of ActiveRecord::Base to `find`.
+ Please pass the id of the object by calling `.id`.
+ MSG
end
- def find_some(ids)
- return find_some_ordered(ids) unless order_values.present?
+ relation = where(primary_key => id)
+ record = relation.take
- result = where(primary_key => ids).to_a
+ raise_record_not_found_exception!(id, 0, 1) unless record
- expected_size =
- if limit_value && ids.size > limit_value
- limit_value
- else
- ids.size
- end
+ record
+ end
- # 11 ids with limit 3, offset 9 should give 2 results.
- if offset_value && (ids.size - offset_value < expected_size)
- expected_size = ids.size - offset_value
- end
+ def find_some(ids)
+ return find_some_ordered(ids) unless order_values.present?
- if result.size == expected_size
- result
+ result = where(primary_key => ids).to_a
+
+ expected_size =
+ if limit_value && ids.size > limit_value
+ limit_value
else
- raise_record_not_found_exception!(ids, result.size, expected_size)
+ ids.size
end
+
+ # 11 ids with limit 3, offset 9 should give 2 results.
+ if offset_value && (ids.size - offset_value < expected_size)
+ expected_size = ids.size - offset_value
end
- def find_some_ordered(ids)
- ids = ids.slice(offset_value || 0, limit_value || ids.size) || []
+ if result.size == expected_size
+ result
+ else
+ raise_record_not_found_exception!(ids, result.size, expected_size)
+ end
+ end
- result = except(:limit, :offset).where(primary_key => ids).records
+ def find_some_ordered(ids)
+ ids = ids.slice(offset_value || 0, limit_value || ids.size) || []
- if result.size == ids.size
- pk_type = @klass.type_for_attribute(primary_key)
+ result = except(:limit, :offset).where(primary_key => ids).records
- records_by_id = result.index_by(&:id)
- ids.map { |id| records_by_id.fetch(pk_type.cast(id)) }
- else
- raise_record_not_found_exception!(ids, result.size, ids.size)
- end
- end
+ if result.size == ids.size
+ pk_type = @klass.type_for_attribute(primary_key)
- def find_take
- if loaded?
- records.first
- else
- @take ||= limit(1).records.first
- end
+ records_by_id = result.index_by(&:id)
+ ids.map { |id| records_by_id.fetch(pk_type.cast(id)) }
+ else
+ raise_record_not_found_exception!(ids, result.size, ids.size)
end
+ end
- def find_take_with_limit(limit)
- if loaded?
- records.take(limit)
- else
- limit(limit).to_a
- end
+ def find_take
+ if loaded?
+ records.first
+ else
+ @take ||= limit(1).records.first
end
+ end
- def find_nth(index)
- @offsets[offset_index + index] ||= find_nth_with_limit(index, 1).first
+ def find_take_with_limit(limit)
+ if loaded?
+ records.take(limit)
+ else
+ limit(limit).to_a
end
+ end
+
+ def find_nth(index)
+ @offsets[offset_index + index] ||= find_nth_with_limit(index, 1).first
+ end
- def find_nth_with_limit(index, limit)
- if loaded?
- records[index, limit] || []
+ def find_nth_with_limit(index, limit)
+ if loaded?
+ records[index, limit] || []
+ else
+ relation = if order_values.empty? && primary_key
+ order(arel_attribute(primary_key).asc)
else
- relation = if order_values.empty? && primary_key
- order(arel_attribute(primary_key).asc)
- else
- self
- end
+ self
+ end
+ if limit_value.nil? || index < limit_value
relation = relation.offset(offset_index + index) unless index.zero?
relation.limit(limit).to_a
+ else
+ []
end
end
+ end
- def find_nth_from_last(index)
- if loaded?
- records[-index]
+ def find_nth_from_last(index)
+ if loaded?
+ records[-index]
+ else
+ relation = if order_values.empty? && primary_key
+ order(arel_attribute(primary_key).asc)
else
- relation = if order_values.empty? && primary_key
- order(arel_attribute(primary_key).asc)
- else
- self
- end
-
- relation.to_a[-index]
- # TODO: can be made more performant on large result sets by
- # for instance, last(index)[-index] (which would require
- # refactoring the last(n) finder method to make test suite pass),
- # or by using a combination of reverse_order, limit, and offset,
- # e.g., reverse_order.offset(index-1).first
+ self
end
- end
- def find_last(limit)
- limit ? records.last(limit) : records.last
+ relation.to_a[-index]
+ # TODO: can be made more performant on large result sets by
+ # for instance, last(index)[-index] (which would require
+ # refactoring the last(n) finder method to make test suite pass),
+ # or by using a combination of reverse_order, limit, and offset,
+ # e.g., reverse_order.offset(index-1).first
end
+ end
+
+ def find_last(limit)
+ limit ? records.last(limit) : records.last
+ end
end
end
diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb
index 15533f0151..2bbfd01698 100644
--- a/activerecord/lib/active_record/schema_dumper.rb
+++ b/activerecord/lib/active_record/schema_dumper.rb
@@ -85,7 +85,7 @@ HEADER
end
def tables(stream)
- sorted_tables = @connection.data_sources.sort - @connection.views
+ sorted_tables = @connection.tables.sort
sorted_tables.each do |table_name|
table(table_name, stream) unless ignored?(table_name)
diff --git a/activerecord/lib/active_record/schema_migration.rb b/activerecord/lib/active_record/schema_migration.rb
index 5efbcff96a..f59737afb0 100644
--- a/activerecord/lib/active_record/schema_migration.rb
+++ b/activerecord/lib/active_record/schema_migration.rb
@@ -39,7 +39,11 @@ module ActiveRecord
end
def normalized_versions
- pluck(:version).map { |v| normalize_migration_number v }
+ all_versions.map { |v| normalize_migration_number v }
+ end
+
+ def all_versions
+ order(:version).pluck(:version)
end
end
diff --git a/activerecord/lib/active_record/transactions.rb b/activerecord/lib/active_record/transactions.rb
index 08417aaa0f..690deee508 100644
--- a/activerecord/lib/active_record/transactions.rb
+++ b/activerecord/lib/active_record/transactions.rb
@@ -283,7 +283,7 @@ module ActiveRecord
fire_on = Array(options[:on])
assert_valid_transaction_action(fire_on)
options[:if] = Array(options[:if])
- options[:if] << "transaction_include_any_action?(#{fire_on})"
+ options[:if].unshift("transaction_include_any_action?(#{fire_on})")
end
end
diff --git a/activerecord/lib/active_record/type/decimal_without_scale.rb b/activerecord/lib/active_record/type/decimal_without_scale.rb
index 7ce33e9cd3..53a5e205da 100644
--- a/activerecord/lib/active_record/type/decimal_without_scale.rb
+++ b/activerecord/lib/active_record/type/decimal_without_scale.rb
@@ -4,6 +4,10 @@ module ActiveRecord
def type
:decimal
end
+
+ def type_cast_for_schema(value)
+ value.to_s.inspect
+ end
end
end
end
diff --git a/activerecord/lib/rails/generators/active_record/migration.rb b/activerecord/lib/rails/generators/active_record/migration.rb
index 43075077b9..47c0981a49 100644
--- a/activerecord/lib/rails/generators/active_record/migration.rb
+++ b/activerecord/lib/rails/generators/active_record/migration.rb
@@ -22,7 +22,7 @@ module ActiveRecord
end
def db_migrate_path
- if defined?(Rails) && Rails.application
+ if defined?(Rails.application) && Rails.application
Rails.application.config.paths["db/migrate"].to_ary.first
else
"db/migrate"