diff --git a/PostgreSQL/prism/prism.sql b/PostgreSQL/prism/prism.sql
index aea08f1..8faf9b9 100644
--- a/PostgreSQL/prism/prism.sql
+++ b/PostgreSQL/prism/prism.sql
@@ -152,3 +152,12 @@ where action_id = (select action_id from actions where action = 'entity-death')
   and timestamp > EXTRACT(EPOCH FROM current_timestamp(0))::bigint - 86400 * 1
 group by cause_player_id, player
 order by count(cause_player_id) desc;
+
+-- 1天内的 entity-death 按实体分组
+select affected_entity_type_id, entity_types.entity_type, count(*)
+from activities
+         left join entity_types on activities.affected_entity_type_id = entity_types.entity_type_id
+where action_id = (select action_id from actions where action = 'entity-death')
+  and timestamp > EXTRACT(EPOCH FROM current_timestamp(0))::bigint - 86400 * 1
+group by affected_entity_type_id, entity_types.entity_type
+order by count(*) desc;