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-rw-r--r--activerecord/lib/active_record/relation.rb14
-rw-r--r--activerecord/lib/active_record/relation/query_methods.rb5
-rw-r--r--activerecord/lib/active_record/schema_migration.rb42
3 files changed, 29 insertions, 32 deletions
diff --git a/activerecord/lib/active_record/relation.rb b/activerecord/lib/active_record/relation.rb
index 94ab465cc1..9857ab0f8f 100644
--- a/activerecord/lib/active_record/relation.rb
+++ b/activerecord/lib/active_record/relation.rb
@@ -26,7 +26,6 @@ module ActiveRecord
@klass = klass
@table = table
@values = values
- @implicit_readonly = nil
@loaded = false
@default_scoped = false
end
@@ -76,10 +75,10 @@ module ActiveRecord
def update_record(values, id, id_was) # :nodoc:
substitutes, binds = substitute_values values
um = @klass.unscoped.where(@klass.arel_table[@klass.primary_key].eq(id_was || id)).arel.compile_update(substitutes)
-
+
@klass.connection.update(
- um,
- 'SQL',
+ um,
+ 'SQL',
binds)
end
@@ -94,7 +93,7 @@ module ActiveRecord
end
[substitutes, binds]
- end
+ end
# Initializes new record from relation while maintaining the current
# scope.
@@ -582,10 +581,7 @@ module ActiveRecord
ActiveRecord::Associations::Preloader.new(@records, associations).run
end
- # @readonly_value is true only if set explicitly. @implicit_readonly is true if there
- # are JOINS and no explicit SELECT.
- readonly = readonly_value.nil? ? @implicit_readonly : readonly_value
- @records.each { |record| record.readonly! } if readonly
+ @records.each { |record| record.readonly! } if readonly_value
else
@records = default_scoped.to_a
end
diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb
index 0292d363d4..ca1de2d4dc 100644
--- a/activerecord/lib/active_record/relation/query_methods.rb
+++ b/activerecord/lib/active_record/relation/query_methods.rb
@@ -864,8 +864,6 @@ module ActiveRecord
return [] if joins.empty?
- @implicit_readonly = true
-
joins.map do |join|
case join
when Array
@@ -947,8 +945,6 @@ module ActiveRecord
join_dependency.graft(*stashed_association_joins)
- @implicit_readonly = true unless association_joins.empty? && stashed_association_joins.empty?
-
# FIXME: refactor this to build an AST
join_dependency.join_associations.each do |association|
association.join_to(manager)
@@ -961,7 +957,6 @@ module ActiveRecord
def build_select(arel, selects)
unless selects.empty?
- @implicit_readonly = false
arel.project(*selects)
else
arel.project(@klass.arel_table[Arel.star])
diff --git a/activerecord/lib/active_record/schema_migration.rb b/activerecord/lib/active_record/schema_migration.rb
index 6077144265..fee19b1096 100644
--- a/activerecord/lib/active_record/schema_migration.rb
+++ b/activerecord/lib/active_record/schema_migration.rb
@@ -4,31 +4,37 @@ require 'active_record/base'
module ActiveRecord
class SchemaMigration < ActiveRecord::Base
+ class << self
- def self.table_name
- "#{Base.table_name_prefix}schema_migrations#{Base.table_name_suffix}"
- end
+ def table_name
+ "#{table_name_prefix}schema_migrations#{table_name_suffix}"
+ end
- def self.index_name
- "#{Base.table_name_prefix}unique_schema_migrations#{Base.table_name_suffix}"
- end
+ def index_name
+ "#{table_name_prefix}unique_schema_migrations#{table_name_suffix}"
+ end
- def self.create_table(limit=nil)
- unless connection.table_exists?(table_name)
- version_options = {null: false}
- version_options[:limit] = limit if limit
+ def table_exists?
+ connection.table_exists?(table_name)
+ end
+
+ def create_table(limit=nil)
+ unless table_exists?
+ version_options = {null: false}
+ version_options[:limit] = limit if limit
- connection.create_table(table_name, id: false) do |t|
- t.column :version, :string, version_options
+ connection.create_table(table_name, id: false) do |t|
+ t.column :version, :string, version_options
+ end
+ connection.add_index table_name, :version, unique: true, name: index_name
end
- connection.add_index table_name, :version, unique: true, name: index_name
end
- end
- def self.drop_table
- if connection.table_exists?(table_name)
- connection.remove_index table_name, name: index_name
- connection.drop_table(table_name)
+ def drop_table
+ if table_exists?
+ connection.remove_index table_name, name: index_name
+ connection.drop_table(table_name)
+ end
end
end