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-rw-r--r--activerecord/lib/active_record/railties/databases.rake1
-rw-r--r--activerecord/lib/active_record/relation/query_methods.rb15
2 files changed, 15 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/railties/databases.rake b/activerecord/lib/active_record/railties/databases.rake
index cb7eade0ab..952f2a3070 100644
--- a/activerecord/lib/active_record/railties/databases.rake
+++ b/activerecord/lib/active_record/railties/databases.rake
@@ -435,6 +435,7 @@ namespace :db do
task :create => :environment do
raise "Task unavailable to this database (no migration support)" unless ActiveRecord::Base.connection.supports_migrations?
require 'rails/generators'
+ Rails::Generators.configure!
require 'rails/generators/rails/session_migration/session_migration_generator'
Rails::Generators::SessionMigrationGenerator.start [ ENV["MIGRATION"] || "add_sessions_table" ]
end
diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb
index 6782554854..7a48a6596a 100644
--- a/activerecord/lib/active_record/relation/query_methods.rb
+++ b/activerecord/lib/active_record/relation/query_methods.rb
@@ -9,7 +9,7 @@ module ActiveRecord
(ActiveRecord::Relation::ASSOCIATION_METHODS + ActiveRecord::Relation::MULTI_VALUE_METHODS).each do |query_method|
attr_accessor :"#{query_method}_values"
- next if [:where, :having].include?(query_method)
+ next if [:where, :having, :select].include?(query_method)
class_eval <<-CEVAL, __FILE__, __LINE__ + 1
def #{query_method}(*args, &block)
new_relation = clone
@@ -21,6 +21,19 @@ module ActiveRecord
CEVAL
end
+ class_eval <<-CEVAL, __FILE__, __LINE__ + 1
+ def select(*args, &block)
+ if block_given?
+ to_a.select(&block)
+ else
+ new_relation = clone
+ value = Array.wrap(args.flatten).reject {|x| x.blank? }
+ new_relation.select_values += value if value.present?
+ new_relation
+ end
+ end
+ CEVAL
+
[:where, :having].each do |query_method|
class_eval <<-CEVAL, __FILE__, __LINE__ + 1
def #{query_method}(*args, &block)