diff --git a/apps/bi/views.py b/apps/bi/views.py
index f9678556..aafee7f6 100644
--- a/apps/bi/views.py
+++ b/apps/bi/views.py
@@ -69,9 +69,10 @@ class DatasetViewSet(CustomModelViewSet):
         can_cache = True
         
         if dt.sql_query:
-            sql_f_ = check_sql_safe(dt.sql_query.format(**query))
-            if '{' in sql_f_:
-                raise ParseError('未指定查询参数') 
+            try:
+                sql_f_ = check_sql_safe(dt.sql_query.format(**query))
+            except KeyError:
+                raise ParseError('需指定查询参数')
             sql_f_l = sql_f_.strip(';').split(';')
             hash_k = hash(sql_f_.strip(';'))
             hash_v = cache.get(hash_k, None)