module Sequel::Postgres::Dataset::ArgumentMapper

PostgreSQL specific argument mapper used for mapping the named argument hash to a array with numbered arguments. Only used with the pg driver.

Protected Instance Methods

map_to_prepared_args (hash)

Source

    # File lib/sequel/adapters/postgres.rb
719 def map_to_prepared_args(hash)
720   prepared_args.map{|k| hash[k.to_sym]}
721 end

An array of bound variable values for this query, in the correct order.

Private Instance Methods

prepared_arg (k)

Source

    # File lib/sequel/adapters/postgres.rb
725 def prepared_arg(k)
726   y = k
727   if i = prepared_args.index(y)
728     i += 1
729   else
730     prepared_args << y
731     i = prepared_args.length
732   end
733   LiteralString.new("#{prepared_arg_placeholder}#{i}".freeze)
734 end