zhaoyongjie commented on code in PR #20683:
URL: https://github.com/apache/superset/pull/20683#discussion_r924573586


##########
superset/datasets/commands/samples.py:
##########
@@ -78,3 +116,24 @@ def validate(self) -> None:
             security_manager.raise_for_ownership(self._model)
         except SupersetSecurityException as ex:
             raise DatasetForbiddenError() from ex
+
+    @staticmethod
+    def get_limit_clause(
+        page: Optional[int], per_page: Optional[int]
+    ) -> Dict[str, int]:
+        samples_row_limit = app.config.get("SAMPLES_ROW_LIMIT", 1000)

Review Comment:
   The purpose of the `SAMPLES_ROW_LIMIT` here is to calculate the **page 
size** when the user inputs more than `SAMPLES_ROW_LIMIT`, With the correct 
page size, the page offset can be calculated ---- and not to calculate the 
offset over the `SAMPLES_ROW_LIMIT`.



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