Flowdock
method

delete_records

Importance_0
v3.1.0 - Show latest stable - 0 notes - Class: ActiveRecord::Associations::HasAndBelongsToManyAssociation
delete_records(records, method) private

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# File activerecord/lib/active_record/associations/has_and_belongs_to_many_association.rb, line 41
        def delete_records(records, method)
          if sql = options[:delete_sql]
            records.each { |record| owner.connection.delete(interpolate(sql, record)) }
          else
            relation = join_table
            stmt = relation.where(relation[reflection.foreign_key].eq(owner.id).
              and(relation[reflection.association_foreign_key].in(records.map { |x| x.id }.compact))
            ).compile_delete
            owner.connection.delete stmt
          end
        end
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