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| author | claudiob <claudiob@gmail.com> | 2012-12-07 08:45:45 -0800 |
|---|---|---|
| committer | claudiob <claudiob@gmail.com> | 2012-12-07 09:05:33 -0800 |
| commit | bb53c60fd04650f1347bd0800658fd4b1152405b (patch) | |
| tree | d749d146627627bd7143a142453ebea3cf0e58b8 /activerecord/lib/active_record/relation/query_methods.rb | |
| parent | 27ca9151f107009817d3fa8345e2ccd562d54511 (diff) | |
| download | rails-bb53c60fd04650f1347bd0800658fd4b1152405b.tar.gz rails-bb53c60fd04650f1347bd0800658fd4b1152405b.tar.bz2 rails-bb53c60fd04650f1347bd0800658fd4b1152405b.zip | |
Document the types of arguments accepted by AR#not
This commit stems from https://github.com/rails/rails/pull/8332#issuecomment-11127957
Since the formats in which conditions can be passed to `not` differ
from the formats in which conditions can be passed to `like` and `not_like`,
then I think it's worth adding rdoc and tests to show this behavior
Diffstat (limited to 'activerecord/lib/active_record/relation/query_methods.rb')
| -rw-r--r-- | activerecord/lib/active_record/relation/query_methods.rb | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/activerecord/lib/active_record/relation/query_methods.rb b/activerecord/lib/active_record/relation/query_methods.rb index d3a13c8e2f..9484092430 100644 --- a/activerecord/lib/active_record/relation/query_methods.rb +++ b/activerecord/lib/active_record/relation/query_methods.rb @@ -14,6 +14,15 @@ module ActiveRecord # Returns a new relation expressing WHERE + NOT condition # according to the conditions in the arguments. # + # #not accepts conditions in one of these formats: String, Array, Hash. + # See #where for more details on each format. + # + # User.where.not("name = 'Jon'") + # # SELECT * FROM users WHERE name <> 'Jon' + # + # User.where.not(["name = ?", "Jon"]) + # # SELECT * FROM users WHERE name <> 'Jon' + # # User.where.not(name: "Jon") # # SELECT * FROM users WHERE name <> 'Jon' # @@ -40,7 +49,7 @@ module ActiveRecord end # Returns a new relation expressing WHERE + LIKE condition - # according to the conditions in the arguments. + # according to the conditions provided as a hash in the arguments. # # Book.where.like(title: "Rails%") # # SELECT * FROM books WHERE title LIKE 'Rails%' @@ -53,7 +62,7 @@ module ActiveRecord end # Returns a new relation expressing WHERE + NOT LIKE condition - # according to the conditions in the arguments. + # according to the conditions provided as a hash in the arguments. # # Conference.where.not_like(name: "%Kaigi") # # SELECT * FROM conferences WHERE name NOT LIKE '%Kaigi' |