class MigrationContext
Ruby on Rails 7.1.6
Since v7.0.10Migration Context
MigrationContext sets the context in which a migration is run.
A migration context requires the path to the migrations is set in the migrations_paths parameter. Optionally a schema_migration class can be provided. Multiple database applications will instantiate a SchemaMigration object per database. From the Rake tasks, Rails will handle this for you.
Inherits from
Attributes
Methods (defined here)
Private methods
(4)
Implementation detail — not part of the public API.
Methods (inherited)
From Object (17)
- # acts_like?
- # blank?
- # deep_dup
- # duplicable?
- # html_safe?
- # in?
- # instance_values
- # instance_variable_names
- # presence
- # presence_in
- # present?
- # to_param
- # to_query
- # try
- # try!
- # with
- # with_options