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-rw-r--r--activerecord/lib/active_record/relation/spawn_methods.rb14
1 files changed, 14 insertions, 0 deletions
diff --git a/activerecord/lib/active_record/relation/spawn_methods.rb b/activerecord/lib/active_record/relation/spawn_methods.rb
index db5f1af5ca..69a7642ec5 100644
--- a/activerecord/lib/active_record/relation/spawn_methods.rb
+++ b/activerecord/lib/active_record/relation/spawn_methods.rb
@@ -63,6 +63,13 @@ module ActiveRecord
alias :& :merge
+ # Removes from the query the condition(s) specified in +skips+.
+ #
+ # Example:
+ #
+ # Post.order('id asc').except(:order) # discards the order condition
+ # Post.where('id > 10').order('id asc').except(:where) # discards the where condition but keeps the order
+ #
def except(*skips)
result = self.class.new(@klass, table)
@@ -77,6 +84,13 @@ module ActiveRecord
result
end
+ # Removes any condition from the query other than the one(s) specified in +onlies+.
+ #
+ # Example:
+ #
+ # Post.order('id asc').only(:where) # discards the order condition
+ # Post.order('id asc').only(:where, :order) # uses the specified order
+ #
def only(*onlies)
result = self.class.new(@klass, table)