Added docs for #columns on some adapters

2 files changed, 2 insertions, 0 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
index c5a9ac683c..381995b1b6 100644
--- a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb
@@ -626,6 +626,7 @@ module ActiveRecord
         indexes
       end
 
+      # Returns an array of +MysqlColumn+ objects for the table specified by +table_name+.
       def columns(table_name, name = nil)#:nodoc:
         sql = "SHOW FIELDS FROM #{quote_table_name(table_name)}"
         columns = []
diff --git a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
index 24d1bed165..90f20c15b5 100644
--- a/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
+++ b/activerecord/lib/active_record/connection_adapters/sqlite_adapter.rb
@@ -244,6 +244,7 @@ module ActiveRecord
         end
       end
 
+      # Returns an array of +SQLiteColumn+ objects for the table specified by +table_name+.
       def columns(table_name, name = nil) #:nodoc:
         table_structure(table_name).map do |field|
           case field["dflt_value"]