0415

External All Channel.SemanticModel/definition/tables/Dim_Platform.tmdl

@@ -39,7 +39,7 @@ table Dim_Platform
 
 	partition Dim_Platform = m
 		mode: import
-		queryGroup: OLD\非首页
+		queryGroup: Dim
 		source = ```
 				let
 				    Source = 
@@ -53,10 +53,24 @@ table Dim_Platform
 				        ){
 				            [Name = CatalogName, Kind = "Database"]
 				        }[Data],
-				      "SELECT DISTINCT DATA_SOURCE,B.PLATFORM,CASE WHEN A.DATA_SOURCE = 'EC(Monthly)' THEN B.PLATFORM ELSE '' END PLATFORM_TYPE
-				         FROM DM.DM_TF_EXTERNAL_SALES A 
-				        INNER JOIN (SELECT DISTINCT PLATFORM_TYPE PLATFORM FROM DM.DM_TF_EXTERNAL_SALES WHERE PLATFORM_TYPE <> '') B 
-				        WHERE YYYYMM >= (date_format(now(), 'yyyy')-3)*100+1 "
+				      "
+				SELECT /*+ BROADCAST(B) */
+				  A.DATA_SOURCE,
+				  B.PLATFORM,
+				  CASE
+				    WHEN A.DATA_SOURCE = 'EC(Monthly)' THEN B.PLATFORM
+				    ELSE ''
+				  END AS PLATFORM_TYPE
+				FROM (
+				  SELECT DISTINCT DATA_SOURCE
+				  FROM DM.dm_tf_ext_unionall_sales
+				  WHERE YYYYMM >= (year(current_date()) - 3) * 100 + 1  -- 过滤下推，减少扫描行数
+				) A
+				CROSS JOIN  (
+				  SELECT DISTINCT PLATFORM_TYPE AS PLATFORM
+				  FROM DM.dm_tf_ext_unionall_sales
+				  WHERE PLATFORM_TYPE <> ''
+				) B"
 				      & UsingLimit,
 				        null,
 				        [