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| author | Jeremy Kemper <jeremy@bitsweat.net> | 2007-05-30 07:05:14 +0000 |
|---|---|---|
| committer | Jeremy Kemper <jeremy@bitsweat.net> | 2007-05-30 07:05:14 +0000 |
| commit | ff6d2aae0a127bb99dcf9e7c4117b2cd0143c088 (patch) | |
| tree | fd3b2a227ab760eb9bf41e2b32cfa756b746aaa9 /activerecord/lib/active_record/associations.rb | |
| parent | 1f802968c5a803f649fc27c7295b01aef3af6514 (diff) | |
| download | rails-ff6d2aae0a127bb99dcf9e7c4117b2cd0143c088.tar.gz rails-ff6d2aae0a127bb99dcf9e7c4117b2cd0143c088.tar.bz2 rails-ff6d2aae0a127bb99dcf9e7c4117b2cd0143c088.zip | |
Quickref for association methods. Closes #7723.
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6905 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
Diffstat (limited to 'activerecord/lib/active_record/associations.rb')
| -rwxr-xr-x | activerecord/lib/active_record/associations.rb | 43 |
1 files changed, 40 insertions, 3 deletions
diff --git a/activerecord/lib/active_record/associations.rb b/activerecord/lib/active_record/associations.rb index e4bde6fc13..c1e93116d5 100755 --- a/activerecord/lib/active_record/associations.rb +++ b/activerecord/lib/active_record/associations.rb @@ -101,9 +101,46 @@ module ActiveRecord # adds a method with that name to its model, it will override the inherited method and break things. # For instance, #attributes and #connection would be bad choices for association names. # - # == Example - # - # link:files/examples/associations.png + # == Auto-generated methods + # + # ===Singular associations (one-to-one) + # | | belongs_to | + # generated methods | belongs_to | :polymorphic | has_one + # ----------------------------------+------------+--------------+--------- + # #other | X | X | X + # #other=(other) | X | X | X + # #build_other(attributes={}) | X | | X + # #create_other(attributes={}) | X | | X + # #other.create!(attributes={}) | | | X + # #other.nil? | X | X | + # + # ===Collection associations (one-to-many / many-to-many) + # | | | has_many + # generated methods | habtm | has_many | :through + # ----------------------------------+-------+----------+---------- + # #others | X | X | X + # #others=(other,other,...) | X | X | + # #other_ids | X | X | + # #other_ids=(id,id,...) | X | X | + # #others<< | X | X | X + # #others.push | X | X | X + # #others.concat | X | X | X + # #others.build(attributes={}) | X | X | X + # #others.create(attributes={}) | X | X | + # #others.create!(attributes={}) | X | X | X + # #others.size | X | X | + # #others.length | X | X | + # #others.count | | X | + # #others.sum(args*,&block) | X | X | X + # #others.empty? | X | X | + # #others.clear | X | X | + # #others.delete(other,other,...) | X | X | X + # #others.delete_all | X | X | + # #others.destroy_all | X | X | + # #others.find(*args) | X | X | X + # #others.find_first | X | | + # #others.uniq | X | X | + # #others.reset | X | X | X # # == Cardinality and associations # |