diff --git a/core/config.py b/core/config.py
index 431ea77..8ebef8e 100644
--- a/core/config.py
+++ b/core/config.py
@@ -97,8 +97,8 @@ class Settings(BaseSettings):
         'median': lambda x: func.median(x),
         'max': lambda x: func.max(x),
         'min': lambda x: func.min(x),
-        'distinct_count': lambda x: func.uniqCombined(x),
-        'uniqCombined': lambda x: func.uniqCombined(x),
+        'distinct_count': lambda x: func.uniqExact(x),
+        'uniqExact': lambda x: func.uniqExact(x),
     }
 
     CK_OPERATOR = {
@@ -124,11 +124,11 @@ class Settings(BaseSettings):
 
         ],
         'string': [{
-            'id': 'uniqCombined',
+            'id': 'uniqExact',
             'title': '去重数'
         }],
         'datetime': [{
-            'id': 'uniqCombined',
+            'id': 'uniqExact',
             'title': '去重数'
         }],
         'float': [{