Description:

Create a new database trigger for your application. This will create a new
trigger definition file and the accompanying migration.

If a trigger of the given name already exists, create a new version of the
trigger and a migration to replace the old version with the new.

When --no-migration is passed, skips generating a migration.

Examples:

rails generate fx:trigger test

  create: db/triggers/test_v01.sql
  create: db/migrate/[TIMESTAMP]_create_trigger_test.rb

rails generate fx:trigger test

  create: db/triggers/test_v02.sql
  create: db/migrate/[TIMESTAMP]_update_trigger_test_to_version_2.rb