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-rw-r--r--activerecord/lib/active_record/aggregations.rb2
-rw-r--r--activerecord/lib/active_record/associations/has_many_association.rb2
-rw-r--r--activerecord/lib/active_record/associations/has_one_association.rb4
-rw-r--r--activerecord/lib/active_record/attribute_methods.rb4
-rw-r--r--activerecord/lib/active_record/attribute_methods/write.rb2
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb18
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb23
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb9
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb20
-rw-r--r--activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb38
-rw-r--r--activerecord/lib/active_record/connection_adapters/mysql_adapter.rb3
-rw-r--r--activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb24
-rw-r--r--activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb3
-rw-r--r--activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb8
-rw-r--r--activerecord/lib/active_record/connection_adapters/statement_pool.rb5
-rw-r--r--activerecord/lib/active_record/enum.rb34
-rw-r--r--activerecord/lib/active_record/integration.rb2
-rw-r--r--activerecord/lib/active_record/null_relation.rb2
-rw-r--r--activerecord/lib/active_record/reflection.rb8
-rw-r--r--activerecord/lib/active_record/relation.rb1
-rw-r--r--activerecord/lib/active_record/schema_dumper.rb21
-rw-r--r--activerecord/lib/active_record/type/type_map.rb6
22 files changed, 131 insertions, 108 deletions
diff --git a/activerecord/lib/active_record/aggregations.rb b/activerecord/lib/active_record/aggregations.rb
index f7b50cd25a..a2aea63bdd 100644
--- a/activerecord/lib/active_record/aggregations.rb
+++ b/activerecord/lib/active_record/aggregations.rb
@@ -25,7 +25,7 @@ module ActiveRecord
end
# Active Record implements aggregation through a macro-like class method called +composed_of+
- # for representing attributes as value objects. It expresses relationships like "Account [is]
+ # for representing attributes as value objects. It expresses relationships like "Account [is]
# composed of Money [among other things]" or "Person [is] composed of [an] address". Each call
# to the macro adds a description of how the value objects are created from the attributes of
# the entity object (when the entity is initialized either as a new object or from finding an
diff --git a/activerecord/lib/active_record/associations/has_many_association.rb b/activerecord/lib/active_record/associations/has_many_association.rb
index f8211ef9fb..38bda0d2a5 100644
--- a/activerecord/lib/active_record/associations/has_many_association.rb
+++ b/activerecord/lib/active_record/associations/has_many_association.rb
@@ -15,7 +15,7 @@ module ActiveRecord
when :restrict_with_error
unless empty?
- record = klass.human_attribute_name(reflection.name).downcase
+ record = owner.class.human_attribute_name(reflection.name).downcase
message = owner.errors.generate_message(:base, :'restrict_dependent_destroy.many', record: record, raise: true) rescue nil
if message
ActiveSupport::Deprecation.warn(<<-MESSAGE.squish)
diff --git a/activerecord/lib/active_record/associations/has_one_association.rb b/activerecord/lib/active_record/associations/has_one_association.rb
index 1829453d73..0fe9b2e81b 100644
--- a/activerecord/lib/active_record/associations/has_one_association.rb
+++ b/activerecord/lib/active_record/associations/has_one_association.rb
@@ -1,5 +1,5 @@
module ActiveRecord
- # = Active Record Belongs To Has One Association
+ # = Active Record Has One Association
module Associations
class HasOneAssociation < SingularAssociation #:nodoc:
include ForeignAssociation
@@ -11,7 +11,7 @@ module ActiveRecord
when :restrict_with_error
if load_target
- record = klass.human_attribute_name(reflection.name).downcase
+ record = owner.class.human_attribute_name(reflection.name).downcase
message = owner.errors.generate_message(:base, :'restrict_dependent_destroy.one', record: record, raise: true) rescue nil
if message
ActiveSupport::Deprecation.warn(<<-MESSAGE.squish)
diff --git a/activerecord/lib/active_record/attribute_methods.rb b/activerecord/lib/active_record/attribute_methods.rb
index 0862306749..82b07de482 100644
--- a/activerecord/lib/active_record/attribute_methods.rb
+++ b/activerecord/lib/active_record/attribute_methods.rb
@@ -1,7 +1,7 @@
require 'active_support/core_ext/enumerable'
require 'active_support/core_ext/string/filters'
require 'mutex_m'
-require 'thread_safe'
+require 'concurrent'
module ActiveRecord
# = Active Record Attribute Methods
@@ -37,7 +37,7 @@ module ActiveRecord
class AttributeMethodCache
def initialize
@module = Module.new
- @method_cache = ThreadSafe::Cache.new
+ @method_cache = Concurrent::Map.new
end
def [](name)
diff --git a/activerecord/lib/active_record/attribute_methods/write.rb b/activerecord/lib/active_record/attribute_methods/write.rb
index 07d5e7d38e..bbf2a51a0e 100644
--- a/activerecord/lib/active_record/attribute_methods/write.rb
+++ b/activerecord/lib/active_record/attribute_methods/write.rb
@@ -45,7 +45,7 @@ module ActiveRecord
write_attribute_with_type_cast(attr_name, value, true)
end
- def raw_write_attribute(attr_name, value)
+ def raw_write_attribute(attr_name, value) # :nodoc:
write_attribute_with_type_cast(attr_name, value, false)
end
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb b/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb
index 282af220fb..b579bc1e93 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/connection_pool.rb
@@ -1,5 +1,5 @@
require 'thread'
-require 'thread_safe'
+require 'concurrent'
require 'monitor'
module ActiveRecord
@@ -337,7 +337,7 @@ module ActiveRecord
# that case +conn.owner+ attr should be consulted.
# Access and modification of +@thread_cached_conns+ does not require
# synchronization.
- @thread_cached_conns = ThreadSafe::Cache.new(:initial_capacity => @size)
+ @thread_cached_conns = Concurrent::Map.new(:initial_capacity => @size)
@connections = []
@automatic_reconnect = true
@@ -364,7 +364,7 @@ module ActiveRecord
# Is there an open connection that is being used for the current thread?
#
- # This method only works for connections that have been abtained through
+ # This method only works for connections that have been obtained through
# #connection or #with_connection methods, connections obtained through
# #checkout will not be detected by #active_connection?
def active_connection?
@@ -427,7 +427,7 @@ module ActiveRecord
# The pool first tries to gain ownership of all connections, if unable to
# do so within a timeout interval (default duration is
# +spec.config[:checkout_timeout] * 2+ seconds), the pool is forcefully
- # disconneted wihout any regard for other connection owning threads.
+ # disconnected without any regard for other connection owning threads.
def disconnect!
disconnect(false)
end
@@ -587,7 +587,7 @@ module ActiveRecord
end
#--
- # From the discussion on Github:
+ # From the discussion on GitHub:
# https://github.com/rails/rails/pull/14938#commitcomment-6601951
# This hook-in method allows for easier monkey-patching fixes needed by
# JRuby users that use Fibers.
@@ -824,11 +824,11 @@ module ActiveRecord
# These caches are keyed by klass.name, NOT klass. Keying them by klass
# alone would lead to memory leaks in development mode as all previous
# instances of the class would stay in memory.
- @owner_to_pool = ThreadSafe::Cache.new(:initial_capacity => 2) do |h,k|
- h[k] = ThreadSafe::Cache.new(:initial_capacity => 2)
+ @owner_to_pool = Concurrent::Map.new(:initial_capacity => 2) do |h,k|
+ h[k] = Concurrent::Map.new(:initial_capacity => 2)
end
- @class_to_pool = ThreadSafe::Cache.new(:initial_capacity => 2) do |h,k|
- h[k] = ThreadSafe::Cache.new
+ @class_to_pool = Concurrent::Map.new(:initial_capacity => 2) do |h,k|
+ h[k] = Concurrent::Map.new
end
end
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb
index 18d943f452..09b2b892af 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_creation.rb
@@ -14,8 +14,10 @@ module ActiveRecord
send m, o
end
- delegate :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql, to: :@conn
- private :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql
+ delegate :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql,
+ :options_include_default?, to: :@conn
+ private :quote_column_name, :quote_table_name, :quote_default_expression, :type_to_sql,
+ :options_include_default?
private
@@ -38,14 +40,21 @@ module ActiveRecord
end
def visit_TableDefinition(o)
- create_sql = "CREATE#{' TEMPORARY' if o.temporary} TABLE "
- create_sql << "#{quote_table_name(o.name)} "
- create_sql << "(#{o.columns.map { |c| accept c }.join(', ')}) " unless o.as
+ create_sql = "CREATE#{' TEMPORARY' if o.temporary} TABLE #{quote_table_name(o.name)} "
+
+ statements = o.columns.map { |c| accept c }
+ statements << accept(o.primary_keys) if o.primary_keys
+
+ create_sql << "(#{statements.join(', ')}) " if statements.present?
create_sql << "#{o.options}"
create_sql << " AS #{@conn.to_sql(o.as)}" if o.as
create_sql
end
+ def visit_PrimaryKeyDefinition(o)
+ "PRIMARY KEY (#{o.name.join(', ')})"
+ end
+
def visit_AddForeignKey(o)
sql = <<-SQL.strip_heredoc
ADD CONSTRAINT #{quote_column_name(o.name)}
@@ -89,10 +98,6 @@ module ActiveRecord
sql
end
- def options_include_default?(options)
- options.include?(:default) && !(options[:null] == false && options[:default].nil?)
- end
-
def action_sql(action, dependency)
case dependency
when :nullify then "ON #{action} SET NULL"
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 2c76dd1518..10329de5f4 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb
@@ -23,6 +23,9 @@ module ActiveRecord
class ChangeColumnDefinition < Struct.new(:column, :name) #:nodoc:
end
+ class PrimaryKeyDefinition < Struct.new(:name) # :nodoc:
+ end
+
class ForeignKeyDefinition < Struct.new(:from_table, :to_table, :options) #:nodoc:
def name
options[:name]
@@ -207,6 +210,7 @@ module ActiveRecord
@columns_hash = {}
@indexes = {}
@foreign_keys = {}
+ @primary_keys = nil
@native = types
@temporary = temporary
@options = options
@@ -214,6 +218,11 @@ module ActiveRecord
@name = name
end
+ def primary_keys(name = nil) # :nodoc:
+ @primary_keys = PrimaryKeyDefinition.new(name) if name
+ @primary_keys
+ end
+
# Returns an array of ColumnDefinition objects for the columns of the table.
def columns; @columns_hash.values; end
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 c09e7a55e0..ec4d2de07e 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
@@ -93,6 +93,12 @@ module ActiveRecord
(!options.key?(:null) || c.null == options[:null]) }
end
+ # Returns just a table's primary key
+ def primary_key(table_name)
+ pks = primary_keys(table_name)
+ pks.first if pks.one?
+ end
+
# Creates a new table with the name +table_name+. +table_name+ may either
# be a String or a Symbol.
#
@@ -220,7 +226,11 @@ module ActiveRecord
Base.get_primary_key table_name.to_s.singularize
end
- td.primary_key pk, options.fetch(:id, :primary_key), options
+ if pk.is_a?(Array)
+ td.primary_keys pk
+ else
+ td.primary_key pk, options.fetch(:id, :primary_key), options
+ end
end
yield td if block_given?
@@ -986,6 +996,10 @@ module ActiveRecord
[index_name, index_type, index_columns, index_options, algorithm, using]
end
+ def options_include_default?(options)
+ options.include?(:default) && !(options[:null] == false && options[:default].nil?)
+ end
+
protected
def add_index_sort_order(option_strings, column_names, options = {})
if options.is_a?(Hash) && order = options[:order]
@@ -1012,10 +1026,6 @@ module ActiveRecord
column_names.map {|name| quote_column_name(name) + option_strings[name]}
end
- def options_include_default?(options)
- options.include?(:default) && !(options[:null] == false && options[:default].nil?)
- end
-
def index_name_for_remove(table_name, options = {})
index_name = index_name(table_name, options)
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 a06e7c85eb..f31f763803 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb
@@ -57,6 +57,7 @@ module ActiveRecord
create_sql = "CREATE#{' TEMPORARY' if o.temporary} TABLE #{quote_table_name(name)} "
statements = o.columns.map { |c| accept c }
+ statements << accept(o.primary_keys) if o.primary_keys
statements.concat(o.indexes.map { |column_name, options| index_in_create(name, column_name, options) })
create_sql << "(#{statements.join(', ')}) " if statements.present?
@@ -685,7 +686,7 @@ module ActiveRecord
AND fk.table_name = '#{table_name}'
SQL
- create_table_info = select_one("SHOW CREATE TABLE #{quote_table_name(table_name)}")["Create Table"]
+ create_table_info = create_table_info(table_name)
fk_info.map do |row|
options = {
@@ -702,7 +703,7 @@ module ActiveRecord
end
def table_options(table_name)
- create_table_info = select_one("SHOW CREATE TABLE #{quote_table_name(table_name)}")["Create Table"]
+ create_table_info = create_table_info(table_name)
# strip create_definitions and partition_options
raw_table_options = create_table_info.sub(/\A.*\n\) /m, '').sub(/\n\/\*!.*\*\/\n\z/m, '').strip
@@ -735,21 +736,25 @@ module ActiveRecord
# Returns a table's primary key and belonging sequence.
def pk_and_sequence_for(table)
- execute_and_free("SHOW CREATE TABLE #{quote_table_name(table)}", 'SCHEMA') do |result|
- create_table = each_hash(result).first[:"Create Table"]
- if create_table.to_s =~ /PRIMARY KEY\s+(?:USING\s+\w+\s+)?\((.+)\)/
- keys = $1.split(",").map { |key| key.delete('`"') }
- keys.length == 1 ? [keys.first, nil] : nil
- else
- nil
- end
+ if pk = primary_key(table)
+ [ pk, nil ]
end
end
- # Returns just a table's primary key
- def primary_key(table)
- pk_and_sequence = pk_and_sequence_for(table)
- pk_and_sequence && pk_and_sequence.first
+ def primary_keys(table_name) # :nodoc:
+ raise ArgumentError unless table_name.present?
+
+ schema, name = table_name.to_s.split('.', 2)
+ schema, name = @config[:database], schema unless name # A table was provided without a schema
+
+ select_values(<<-SQL.strip_heredoc, 'SCHEMA')
+ SELECT column_name
+ FROM information_schema.key_column_usage
+ WHERE constraint_name = 'PRIMARY'
+ AND table_schema = #{quote(schema)}
+ AND table_name = #{quote(name)}
+ ORDER BY ordinal_position
+ SQL
end
def case_sensitive_modifier(node, table_attribute)
@@ -1018,6 +1023,11 @@ module ActiveRecord
end
end
+ def create_table_info(table_name) # :nodoc:
+ @create_table_info_cache = {}
+ @create_table_info_cache[table_name] ||= select_one("SHOW CREATE TABLE #{quote_table_name(table_name)}")["Create Table"]
+ end
+
def create_table_definition(name, temporary = false, options = nil, as = nil) # :nodoc:
TableDefinition.new(native_database_types, name, temporary, options, as)
end
diff --git a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
index e4fcff8814..3622f80037 100644
--- a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
@@ -80,8 +80,7 @@ module ActiveRecord
def initialize(connection, logger, connection_options, config)
super
- @statements = StatementPool.new(@connection,
- self.class.type_cast_config_to_integer(config.fetch(:statement_limit) { 1000 }))
+ @statements = StatementPool.new(self.class.type_cast_config_to_integer(config.fetch(:statement_limit) { 1000 }))
@client_encoding = nil
connect
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 69aa02ccf4..04b1cc479f 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb
@@ -353,17 +353,19 @@ module ActiveRecord
nil
end
- # Returns just a table's primary key
- def primary_key(table)
- pks = query(<<-end_sql, 'SCHEMA')
- SELECT attr.attname
- FROM pg_attribute attr
- INNER JOIN pg_constraint cons ON attr.attrelid = cons.conrelid AND attr.attnum = any(cons.conkey)
- WHERE cons.contype = 'p'
- AND cons.conrelid = '#{quote_table_name(table)}'::regclass
- end_sql
- return nil unless pks.count == 1
- pks[0][0]
+ def primary_keys(table_name) # :nodoc:
+ select_values(<<-SQL.strip_heredoc, 'SCHEMA')
+ WITH pk_constraint AS (
+ SELECT conrelid, unnest(conkey) AS connum FROM pg_constraint
+ WHERE contype = 'p'
+ AND conrelid = '#{quote_table_name(table_name)}'::regclass
+ ), cons AS (
+ SELECT conrelid, connum, row_number() OVER() AS rownum FROM pk_constraint
+ )
+ SELECT attr.attname FROM pg_attribute attr
+ INNER JOIN cons ON attr.attrelid = cons.conrelid AND attr.attnum = cons.connum
+ ORDER BY cons.rownum
+ SQL
end
# Renames a table.
diff --git a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
index 27291bd2ea..9de79a614c 100644
--- a/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb
@@ -211,7 +211,8 @@ module ActiveRecord
class StatementPool < ConnectionAdapters::StatementPool
def initialize(connection, max)
- super
+ super(max)
+ @connection = connection
@counter = 0
end
diff --git a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
index 24fc67938d..6a78d6d23b 100644
--- a/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sqlite3_adapter.rb
@@ -81,8 +81,7 @@ module ActiveRecord
super(connection, logger)
@active = nil
- @statements = StatementPool.new(@connection,
- self.class.type_cast_config_to_integer(config.fetch(:statement_limit) { 1000 }))
+ @statements = StatementPool.new(self.class.type_cast_config_to_integer(config.fetch(:statement_limit) { 1000 }))
@config = config
@visitor = Arel::Visitors::SQLite.new self
@@ -369,10 +368,9 @@ module ActiveRecord
end
end
- def primary_key(table_name) #:nodoc:
+ def primary_keys(table_name) # :nodoc:
pks = table_structure(table_name).select { |f| f['pk'] > 0 }
- return nil unless pks.count == 1
- pks[0]['name']
+ pks.sort_by { |f| f['pk'] }.map { |f| f['name'] }
end
def remove_index(table_name, options = {}) #:nodoc:
diff --git a/activerecord/lib/active_record/connection_adapters/statement_pool.rb b/activerecord/lib/active_record/connection_adapters/statement_pool.rb
index 82e9ef3d3d..57463dd749 100644
--- a/activerecord/lib/active_record/connection_adapters/statement_pool.rb
+++ b/activerecord/lib/active_record/connection_adapters/statement_pool.rb
@@ -3,10 +3,9 @@ module ActiveRecord
class StatementPool
include Enumerable
- def initialize(connection, max = 1000)
+ def initialize(max = 1000)
@cache = Hash.new { |h,pid| h[pid] = {} }
- @connection = connection
- @max = max
+ @max = max
end
def each(&block)
diff --git a/activerecord/lib/active_record/enum.rb b/activerecord/lib/active_record/enum.rb
index 4902fcb1a2..a79bf0366b 100644
--- a/activerecord/lib/active_record/enum.rb
+++ b/activerecord/lib/active_record/enum.rb
@@ -204,30 +204,22 @@ module ActiveRecord
def detect_enum_conflict!(enum_name, method_name, klass_method = false)
if klass_method && dangerous_class_method?(method_name)
- raise ArgumentError, ENUM_CONFLICT_MESSAGE % {
- enum: enum_name,
- klass: self.name,
- type: 'class',
- method: method_name,
- source: 'Active Record'
- }
+ raise_conflict_error(enum_name, method_name, type: 'class')
elsif !klass_method && dangerous_attribute_method?(method_name)
- raise ArgumentError, ENUM_CONFLICT_MESSAGE % {
- enum: enum_name,
- klass: self.name,
- type: 'instance',
- method: method_name,
- source: 'Active Record'
- }
+ raise_conflict_error(enum_name, method_name)
elsif !klass_method && method_defined_within?(method_name, _enum_methods_module, Module)
- raise ArgumentError, ENUM_CONFLICT_MESSAGE % {
- enum: enum_name,
- klass: self.name,
- type: 'instance',
- method: method_name,
- source: 'another enum'
- }
+ raise_conflict_error(enum_name, method_name, source: 'another enum')
end
end
+
+ def raise_conflict_error(enum_name, method_name, type: 'instance', source: 'Active Record')
+ raise ArgumentError, ENUM_CONFLICT_MESSAGE % {
+ enum: enum_name,
+ klass: self.name,
+ type: type,
+ method: method_name,
+ source: source
+ }
+ end
end
end
diff --git a/activerecord/lib/active_record/integration.rb b/activerecord/lib/active_record/integration.rb
index 15b2f65dcb..370c1562c9 100644
--- a/activerecord/lib/active_record/integration.rb
+++ b/activerecord/lib/active_record/integration.rb
@@ -84,7 +84,7 @@ module ActiveRecord
# Values longer than 20 characters will be truncated. The value
# is truncated word by word.
#
- # user = User.find_by(name: 'David HeinemeierHansson')
+ # user = User.find_by(name: 'David Heinemeier Hansson')
# user.id # => 125
# user_path(user) # => "/users/125-david"
#
diff --git a/activerecord/lib/active_record/null_relation.rb b/activerecord/lib/active_record/null_relation.rb
index 74894d0c37..0b500346bc 100644
--- a/activerecord/lib/active_record/null_relation.rb
+++ b/activerecord/lib/active_record/null_relation.rb
@@ -1,5 +1,3 @@
-# -*- coding: utf-8 -*-
-
module ActiveRecord
module NullRelation # :nodoc:
def exec_queries
diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb
index 2b648978b3..4e0fc407bc 100644
--- a/activerecord/lib/active_record/reflection.rb
+++ b/activerecord/lib/active_record/reflection.rb
@@ -66,7 +66,6 @@ module ActiveRecord
#
# Account.reflections # => {"balance" => AggregateReflection}
#
- # @api public
def reflections
@__reflections ||= begin
ref = {}
@@ -96,7 +95,6 @@ module ActiveRecord
# Account.reflect_on_all_associations # returns an array of all associations
# Account.reflect_on_all_associations(:has_many) # returns an array of all has_many associations
#
- # @api public
def reflect_on_all_associations(macro = nil)
association_reflections = reflections.values
association_reflections.select! { |reflection| reflection.macro == macro } if macro
@@ -108,24 +106,20 @@ module ActiveRecord
# Account.reflect_on_association(:owner) # returns the owner AssociationReflection
# Invoice.reflect_on_association(:line_items).macro # returns :has_many
#
- # @api public
def reflect_on_association(association)
reflections[association.to_s]
end
- # @api private
def _reflect_on_association(association) #:nodoc:
_reflections[association.to_s]
end
# Returns an array of AssociationReflection objects for all associations which have <tt>:autosave</tt> enabled.
- #
- # @api public
def reflect_on_all_autosave_associations
reflections.values.select { |reflection| reflection.options[:autosave] }
end
- def clear_reflections_cache #:nodoc:
+ def clear_reflections_cache # :nodoc:
@__reflections = nil
end
end
diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb
index bf08cdbbf3..e596df8742 100644
--- a/activerecord/lib/active_record/relation.rb
+++ b/activerecord/lib/active_record/relation.rb
@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
require "arel/collectors/bind"
module ActiveRecord
diff --git a/activerecord/lib/active_record/schema_dumper.rb b/activerecord/lib/active_record/schema_dumper.rb
index c5910fa1ad..b1f0be2a25 100644
--- a/activerecord/lib/active_record/schema_dumper.rb
+++ b/activerecord/lib/active_record/schema_dumper.rb
@@ -112,20 +112,27 @@ HEADER
tbl = StringIO.new
# first dump primary key column
- pk = @connection.primary_key(table)
+ if @connection.respond_to?(:primary_keys)
+ pk = @connection.primary_keys(table)
+ pk = pk.first unless pk.size > 1
+ else
+ pk = @connection.primary_key(table)
+ end
tbl.print " create_table #{remove_prefix_and_suffix(table).inspect}"
- pkcol = columns.detect { |c| c.name == pk }
- if pkcol
- if pk != 'id'
- tbl.print %Q(, primary_key: "#{pk}")
- end
+
+ case pk
+ when String
+ tbl.print ", primary_key: #{pk.inspect}" unless pk == 'id'
+ pkcol = columns.detect { |c| c.name == pk }
pkcolspec = @connection.column_spec_for_primary_key(pkcol)
if pkcolspec
pkcolspec.each do |key, value|
tbl.print ", #{key}: #{value}"
end
end
+ when Array
+ tbl.print ", primary_key: #{pk.inspect}"
else
tbl.print ", id: false"
end
@@ -247,7 +254,7 @@ HEADER
end
def ignored?(table_name)
- ['schema_migrations', ignore_tables].flatten.any? do |ignored|
+ [ActiveRecord::Base.schema_migrations_table_name, ignore_tables].flatten.any? do |ignored|
ignored === remove_prefix_and_suffix(table_name)
end
end
diff --git a/activerecord/lib/active_record/type/type_map.rb b/activerecord/lib/active_record/type/type_map.rb
index 09f5ba6b74..8ce36cc9af 100644
--- a/activerecord/lib/active_record/type/type_map.rb
+++ b/activerecord/lib/active_record/type/type_map.rb
@@ -1,12 +1,12 @@
-require 'thread_safe'
+require 'concurrent'
module ActiveRecord
module Type
class TypeMap # :nodoc:
def initialize
@mapping = {}
- @cache = ThreadSafe::Cache.new do |h, key|
- h.fetch_or_store(key, ThreadSafe::Cache.new)
+ @cache = Concurrent::Map.new do |h, key|
+ h.fetch_or_store(key, Concurrent::Map.new)
end
end