SQL::Translator::Schema::Constants

  use SQL::Translator::Schema::Constants;
  $table->add_constraint(
      name => 'foo',
      type => PRIMARY_KEY,
  );

This module exports the following constants for Schema features;

CHECK_C

FOREIGN_KEY

FULL_TEXT

NOT_NULL

NORMAL

NULL

PRIMARY_KEY

UNIQUE

Ken Youens-Clark <kclark@cpan.org>.