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| author | Xavier Noria <fxn@hashref.com> | 2010-12-29 23:46:03 +0100 |
|---|---|---|
| committer | Xavier Noria <fxn@hashref.com> | 2010-12-29 23:46:03 +0100 |
| commit | 69765aad8bcc853e7ab6b0e79f4edece2cdd7fe2 (patch) | |
| tree | cbff92b476133e56dfdc4cfbdf2f5ecb6cfca2c3 /railties/guides/source/active_record_querying.textile | |
| parent | 0ac66caac5581c4793d120c8ad4a2cf4137f6ce2 (diff) | |
| parent | 6f58b9ad5331d3619fc68a4706d5f85a95510a63 (diff) | |
| download | rails-69765aad8bcc853e7ab6b0e79f4edece2cdd7fe2.tar.gz rails-69765aad8bcc853e7ab6b0e79f4edece2cdd7fe2.tar.bz2 rails-69765aad8bcc853e7ab6b0e79f4edece2cdd7fe2.zip | |
Merge branch 'master' of git://github.com/lifo/docrails
Diffstat (limited to 'railties/guides/source/active_record_querying.textile')
| -rw-r--r-- | railties/guides/source/active_record_querying.textile | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/railties/guides/source/active_record_querying.textile b/railties/guides/source/active_record_querying.textile index 61d8205278..6e45bf3188 100644 --- a/railties/guides/source/active_record_querying.textile +++ b/railties/guides/source/active_record_querying.textile @@ -150,7 +150,7 @@ SQL equivalent of the above is: SELECT * FROM clients WHERE (clients.id IN (1,10)) </sql> -<tt>Model.find(array_of_primary_key)</tt> will raise an +ActiveRecord::RecordNotFound+ exception unless a matching record is found for <strong>all</strong> of the supplied primary keys. +WARNING: <tt>Model.find(array_of_primary_key)</tt> will raise an +ActiveRecord::RecordNotFound+ exception unless a matching record is found for <strong>all</strong> of the supplied primary keys. h4. Retrieving Multiple Objects in Batches @@ -569,9 +569,7 @@ SELECT clients.* FROM clients LEFT OUTER JOIN addresses ON addresses.client_id = h4. Using Array/Hash of Named Associations -WARNING: This method only works with +INNER JOIN+, - -<br /> +WARNING: This method only works with +INNER JOIN+. Active Record lets you use the names of the "associations":association_basics.html defined on the model as a shortcut for specifying +JOIN+ clause for those associations when using the +joins+ method. |