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authorVijay Dev <vijaydev.cse@gmail.com>2012-03-13 23:29:30 +0530
committerVijay Dev <vijaydev.cse@gmail.com>2012-03-13 23:29:30 +0530
commit800c70a8f9e6264e72019b1d8e18bddfa48f1373 (patch)
treef8d91928d5313a93248c0485a7c04e53f92bf856 /activerecord/lib/active_record/associations.rb
parentcb7d19b66badfbd1846c195913419c331701074e (diff)
parenta9f688648cf91b3424710c185b0f17982734d4b6 (diff)
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Merge branch 'master' of github.com:lifo/docrails
Diffstat (limited to 'activerecord/lib/active_record/associations.rb')
-rw-r--r--activerecord/lib/active_record/associations.rb4
1 files changed, 3 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb
index b1a5110e2d..b901f06ca4 100644
--- a/activerecord/lib/active_record/associations.rb
+++ b/activerecord/lib/active_record/associations.rb
@@ -1382,7 +1382,9 @@ module ActiveRecord
# and +decrement_counter+. The counter cache is incremented when an object of this
# class is created and decremented when it's destroyed. This requires that a column
# named <tt>#{table_name}_count</tt> (such as +comments_count+ for a belonging Comment class)
- # is used on the associate class (such as a Post class). You can also specify a custom counter
+ # is used on the associate class (such as a Post class) - that is the migration for
+ # <tt>#{table_name}_count</tt> is created on the associate class (such that Post.comments_count will
+ # return the count cached, see note below). You can also specify a custom counter
# cache column by providing a column name instead of a +true+/+false+ value to this
# option (e.g., <tt>:counter_cache => :my_custom_counter</tt>.)
# Note: Specifying a counter cache will add it to that model's list of readonly attributes