# File lib/innodb/data_dictionary.rb, line 199
  def self.mtype_prtype_to_data_type(mtype, prtype, len, prec)
    data_type = []

    if type = mtype_prtype_to_type_string(mtype, prtype, len, prec)
      data_type << type
    else
      raise "Unsupported type (mtype #{mtype}, prtype #{prtype})"
    end

    if prtype & COLUMN_PRTYPE_FLAG[:NOT_NULL] != 0
      data_type << :NOT_NULL
    end

    if prtype & COLUMN_PRTYPE_FLAG[:UNSIGNED] != 0
      data_type << :UNSIGNED
    end

    data_type
  end