diff options
Diffstat (limited to 'activerecord/lib/active_record')
-rw-r--r-- | activerecord/lib/active_record/migration.rb | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/migration.rb b/activerecord/lib/active_record/migration.rb index 5402cf2446..b132b3d820 100644 --- a/activerecord/lib/active_record/migration.rb +++ b/activerecord/lib/active_record/migration.rb @@ -66,7 +66,8 @@ module ActiveRecord # named +column_name+ specified to be one of the following types: # :string, :text, :integer, :float, :decimal, :datetime, :timestamp, :time, # :date, :binary, :boolean. A default value can be specified by passing an - # +options+ hash like { :default => 11 }. + # +options+ hash like { :default => 11 }. Other options include :limit and :null (e.g. { :limit => 50, :null => false }) + # -- see ActiveRecord::ConnectionAdapters::TableDefinition#column for details. # * <tt>rename_column(table_name, column_name, new_column_name)</tt>: Renames a column but keeps the type and content. # * <tt>change_column(table_name, column_name, type, options)</tt>: Changes the column to a different type using the same # parameters as add_column. |