lib/arel/relations/writes/insert.rb


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23

module Arel
  class Insert < Compound
    attributes :relation, :record
    deriving :==

    def initialize(relation, record)
      @relation, @record = relation, record.bind(relation)
    end

    def to_sql(formatter = nil)
      [
        "INSERT",
        "INTO #{table_sql}",
        "(#{record.keys.map { |key| engine.quote_column_name(key.name) }.join(', ')})",
        "VALUES (#{record.map { |key, value| key.format(value) }.join(', ')})"
      ].join("\n")
    end

    def call
      engine.create(self)
    end
  end
end