Permalink
Browse files

Revise associations guide: no need to set default on counter_cache co…

…lumns.
  • Loading branch information...
1 parent 2fc835d commit 1728b8bc919b7c6ff9c5056542ac01bef35f1171 @ffmike ffmike committed Oct 4, 2008
Showing with 0 additions and 2 deletions.
  1. +0 −2 railties/doc/guides/activerecord/association_basics.txt
@@ -698,8 +698,6 @@ end
Counter cache columns are added to the containing model's list of read-only attributes through +attr_readonly+.
-WARNING: When you create a counter cache column in the database, be sure to specify a default value of zero. Otherwise, Rails will not properly maintain the counter.
-
===== +:dependent+
If you set the +:dependent+ option to +:destroy+, then deleting this object will call the destroy method on the associated object to delete that object. If you set the +:dependent+ option to +:delete+, then deleting this object will delete the associated object _without_ calling its +destroy+ method.

0 comments on commit 1728b8b

Please sign in to comment.