# File lib/mongo/database.rb, line 189
    def drop(options = {})
      operation = { :dropDatabase => 1 }
      client.send(:with_session, options) do |session|
        Operation::DropDatabase.new({
          selector: operation,
          db_name: name,
          write_concern: write_concern,
          session: session
        }).execute(next_primary)
      end
    end