2 files changed, 5 insertions, 5 deletions
diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb
index 6a3a56f1cc..576a32bf75 100644
--- a/activerecord/lib/active_record/relation/finder_methods.rb
+++ b/activerecord/lib/active_record/relation/finder_methods.rb
@@ -77,16 +77,16 @@ module ActiveRecord
     #
     #   Post.find_by name: 'Spartacus', rating: 4
     #   Post.find_by "published_at < ?", 2.weeks.ago
-    def find_by(*args)
-      where(*args).take
+    def find_by(arg, *args)
+      where(arg, *args).take
     rescue RangeError
       nil
     end
 
     # Like <tt>find_by</tt>, except that if no record is found, raises
     # an <tt>ActiveRecord::RecordNotFound</tt> error.
-    def find_by!(*args)
-      where(*args).take!
+    def find_by!(arg, *args)
+      where(arg, *args).take!
     rescue RangeError
       raise RecordNotFound, "Couldn't find #{@klass.name} with an out of range value"
     end
diff --git a/activerecord/lib/active_record/relation/where_clause.rb b/activerecord/lib/active_record/relation/where_clause.rb
index f9b9e640ec..1f000b3f0f 100644
--- a/activerecord/lib/active_record/relation/where_clause.rb
+++ b/activerecord/lib/active_record/relation/where_clause.rb
@@ -135,7 +135,7 @@ module ActiveRecord
       def predicates_except(columns)
         predicates.reject do |node|
           case node
-          when Arel::Nodes::Between, Arel::Nodes::In, Arel::Nodes::NotIn, Arel::Nodes::Equality, Arel::Nodes::NotEqual, Arel::Nodes::LessThanOrEqual, Arel::Nodes::GreaterThanOrEqual
+          when Arel::Nodes::Between, Arel::Nodes::In, Arel::Nodes::NotIn, Arel::Nodes::Equality, Arel::Nodes::NotEqual, Arel::Nodes::LessThan, Arel::Nodes::LessThanOrEqual, Arel::Nodes::GreaterThan, Arel::Nodes::GreaterThanOrEqual
             subrelation = (node.left.kind_of?(Arel::Attributes::Attribute) ? node.left : node.right)
             columns.include?(subrelation.name.to_s)
           end