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| author | Michael Koziarski <michael@koziarski.com> | 2008-09-16 18:50:36 +0200 |
|---|---|---|
| committer | Michael Koziarski <michael@koziarski.com> | 2008-09-16 18:50:36 +0200 |
| commit | 4db7e8de1160de6c813a33266fa415849e25fba6 (patch) | |
| tree | 15e2591d1ae9129a4af55ca4eb4a48c98de0914c | |
| parent | 4dae3649f062137347bac43cd0708207d2a94d66 (diff) | |
| download | rails-4db7e8de1160de6c813a33266fa415849e25fba6.tar.gz rails-4db7e8de1160de6c813a33266fa415849e25fba6.tar.bz2 rails-4db7e8de1160de6c813a33266fa415849e25fba6.zip | |
Update the documentation to reflect the change handling :group earlier
| -rw-r--r-- | activerecord/lib/active_record/associations/has_many_association.rb | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/associations/has_many_association.rb b/activerecord/lib/active_record/associations/has_many_association.rb index dda22668c6..3b2f306637 100644 --- a/activerecord/lib/active_record/associations/has_many_association.rb +++ b/activerecord/lib/active_record/associations/has_many_association.rb @@ -17,7 +17,10 @@ module ActiveRecord # Returns the number of records in this collection. # # If the association has a counter cache it gets that value. Otherwise - # a count via SQL is performed, bounded to <tt>:limit</tt> if there's one. + # it will attempt to do a count via SQL, bounded to <tt>:limit</tt> if + # there's one. Some configuration options like :group make it impossible + # to do a SQL count, in those cases the array count will be used. + # # That does not depend on whether the collection has already been loaded # or not. The +size+ method is the one that takes the loaded flag into # account and delegates to +count_records+ if needed. |