diff options
Diffstat (limited to 'activerecord/lib/active_record/migration.rb')
| -rw-r--r-- | activerecord/lib/active_record/migration.rb | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb index 2405eeb873..ee50bbd44e 100644 --- a/activerecord/lib/active_record/migration.rb +++ b/activerecord/lib/active_record/migration.rb @@ -32,9 +32,9 @@ module ActiveRecord # end # end # - # This migration will add a boolean flag to the accounts table and remove it again, if you're backing out of the migration. + # This migration will add a boolean flag to the accounts table and remove it if you're backing out of the migration. # It shows how all migrations have two class methods +up+ and +down+ that describes the transformations required to implement - # or remove the migration. These methods can consist of both the migration specific methods, like add_column and remove_column, + # or remove the migration. These methods can consist of both the migration specific methods like add_column and remove_column, # but may also contain regular Ruby code for generating data needed for the transformations. # # Example of a more complex migration that also needs to initialize data: @@ -78,9 +78,9 @@ module ActiveRecord # * <tt>change_column(table_name, column_name, type, options)</tt>: Changes the column to a different type using the same # parameters as add_column. # * <tt>remove_column(table_name, column_name)</tt>: Removes the column named +column_name+ from the table called +table_name+. - # * <tt>add_index(table_name, column_names, options)</tt>: Add a new index with the name of the column. Other options include + # * <tt>add_index(table_name, column_names, options)</tt>: Adds a new index with the name of the column. Other options include # :name and :unique (e.g. { :name => "users_name_index", :unique => true }). - # * <tt>remove_index(table_name, index_name)</tt>: Remove the index specified by +index_name+. + # * <tt>remove_index(table_name, index_name)</tt>: Removes the index specified by +index_name+. # # == Irreversible transformations # @@ -94,9 +94,9 @@ module ActiveRecord # To generate a new migration, use <tt>script/generate migration MyNewMigration</tt> # where MyNewMigration is the name of your migration. The generator will # create a file <tt>nnn_my_new_migration.rb</tt> in the <tt>db/migrate/</tt> - # directory, where <tt>nnn</tt> is the next largest migration number. + # directory where <tt>nnn</tt> is the next largest migration number. # You may then edit the <tt>self.up</tt> and <tt>self.down</tt> methods of - # n MyNewMigration. + # MyNewMigration. # # To run migrations against the currently configured database, use # <tt>rake db:migrate</tt>. This will update the database by running all of the |