diff options
Diffstat (limited to 'lib/arel/relations/writes/update.rb')
-rw-r--r-- | lib/arel/relations/writes/update.rb | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/lib/arel/relations/writes/update.rb b/lib/arel/relations/writes/update.rb deleted file mode 100644 index 52ca6ecf05..0000000000 --- a/lib/arel/relations/writes/update.rb +++ /dev/null @@ -1,30 +0,0 @@ -module Arel - class Update < Compound - attributes :relation, :assignments - deriving :== - - def initialize(relation, assignments) - @relation, @assignments = relation, assignments - end - - def to_sql(formatter = nil) - [ - "UPDATE #{table_sql} SET", - map_assignments, - ("WHERE #{wheres.map(&:to_sql).join('\n\tAND ')}" unless wheres.blank? ), - ("LIMIT #{taken}" unless taken.blank? ) - ].join("\n") - end - - def call(connection = engine) - connection.update(to_sql) - end - - def map_assignments - assignments.collect do |attribute, value| - attribute.respond_to?(:name) ? - "#{engine.quote_column_name(attribute.name)} = #{attribute.format(value)}" : attribute - end.join(",\n") - end - end -end |