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authorVijay Dev <vijaydev.cse@gmail.com>2012-12-04 22:26:16 +0530
committerVijay Dev <vijaydev.cse@gmail.com>2012-12-04 22:26:16 +0530
commit40e16121c05f10f9b75b6cd68c32092876142861 (patch)
treeef029336773e706cad2442d232a184ff0db38efe /activerecord/lib/active_record/relation/calculations.rb
parent9d3ce6c7d24fb8fe63f4bde4718e6af6225e5a98 (diff)
parent2b847a0a9b56c7ede40012c7b3bd8ec90d6c111c (diff)
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Merge branch 'master' of github.com:lifo/docrails
Conflicts: guides/source/migrations.md
Diffstat (limited to 'activerecord/lib/active_record/relation/calculations.rb')
-rw-r--r--activerecord/lib/active_record/relation/calculations.rb9
1 files changed, 2 insertions, 7 deletions
diff --git a/activerecord/lib/active_record/relation/calculations.rb b/activerecord/lib/active_record/relation/calculations.rb
index 99e77e007a..ccc14dddeb 100644
--- a/activerecord/lib/active_record/relation/calculations.rb
+++ b/activerecord/lib/active_record/relation/calculations.rb
@@ -76,18 +76,17 @@ module ActiveRecord
#
# values = Person.group('last_name').maximum(:age)
# puts values["Drake"]
- # => 43
+ # # => 43
#
# drake = Family.find_by_last_name('Drake')
# values = Person.group(:family).maximum(:age) # Person belongs_to :family
# puts values[drake]
- # => 43
+ # # => 43
#
# values.each do |family, max_age|
# ...
# end
#
- # Examples:
# Person.calculate(:count, :all) # The same as Person.count
# Person.average(:age) # SELECT AVG(age) FROM people...
#
@@ -124,8 +123,6 @@ module ActiveRecord
# the plucked column names, if they can be deduced. Plucking an SQL fragment
# returns String values by default.
#
- # Examples:
- #
# Person.pluck(:id)
# # SELECT people.id FROM people
# # => [1, 2, 3]
@@ -182,8 +179,6 @@ module ActiveRecord
# Pluck all the ID's for the relation using the table's primary key
#
- # Examples:
- #
# Person.ids # SELECT people.id FROM people
# Person.joins(:companies).ids # SELECT people.id FROM people INNER JOIN companies ON companies.person_id = people.id
def ids