diff options
| -rw-r--r-- | activerecord/lib/active_record/relation/finder_methods.rb | 2 | ||||
| -rw-r--r-- | activerecord/test/cases/query_cache_test.rb | 6 |
2 files changed, 7 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/relation/finder_methods.rb b/activerecord/lib/active_record/relation/finder_methods.rb index 1d661fa8ed..0a339f8756 100644 --- a/activerecord/lib/active_record/relation/finder_methods.rb +++ b/activerecord/lib/active_record/relation/finder_methods.rb @@ -316,7 +316,7 @@ module ActiveRecord relation = construct_relation_for_exists(relation, conditions) - connection.select_value(relation, "#{name} Exists", relation.bound_attributes) ? true : false + connection.select_one(relation.arel, "#{name} Exists", relation.bound_attributes) ? true : false rescue ::RangeError false end diff --git a/activerecord/test/cases/query_cache_test.rb b/activerecord/test/cases/query_cache_test.rb index 494663eb04..d75ec72b03 100644 --- a/activerecord/test/cases/query_cache_test.rb +++ b/activerecord/test/cases/query_cache_test.rb @@ -204,6 +204,12 @@ class QueryCacheTest < ActiveRecord::TestCase end end + def test_exists_queries_with_cache + Post.cache do + assert_queries(1) { Post.exists?; Post.exists? } + end + end + def test_query_cache_dups_results_correctly Task.cache do now = Time.now.utc |