Module: ArelExtensions::InsertManager

Defined in:
lib/arel_extensions/insert_manager.rb

Defined Under Namespace

Classes: BulkValues

Instance Method Summary collapse

Instance Method Details

#bulk_insert(cols, data) ⇒ Object 



6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
# File 'lib/arel_extensions/insert_manager.rb', line 6

def bulk_insert(cols, data)
  case cols.first
    when String, Symbol
      cols.each { |c|
        @ast.columns << @ast.relation[c]
      }
    when Array
      if String === cols.first.first
        @ast.columns = cols.map {|c| [@ast.relation[c.first]] }
      elsif Arel::Attributes::Attribute == cols.first.first
        @ast.columns = cols
      end
    when NilClass
      @ast.columns = @ast.relation.columns
  end
  self.values = BulkValues.new(@ast.columns, data)
end