feat(table_gen): agg_wide 补全分享回流漏斗指标，模型 section 标题区分

- 分享 section 扩充为「分享 & 回流漏斗」，新增 4 count + 4 rate 字段
- 模型 section 标题加「模型预估:」前缀，*_real comment 标等价关系
- DDL 与 SELECT 同步，共 188 字段

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

table_gen/loghubods.dwd_recsys_alg_exposure_agg_wide_20260209.sql

@@ -0,0 +1,632 @@
+-- =====================================================================
+-- 曝光回流链路 CUBE 聚合表 (基于 wide 宽表, 增加用户/品类维度 + 模型预估指标)
+-- 维度: user_type × hh_bucket × head_merge_leve2 × vid_merge_leve2 × vid_id (CUBE)
+-- 参考: de.sql + dwd_recsys_alg_exposure_agg_20260209
+-- =====================================================================
+
+-- DROP TABLE IF EXISTS loghubods.dwd_recsys_alg_exposure_agg_wide_20260209;
+CREATE TABLE IF NOT EXISTS loghubods.dwd_recsys_alg_exposure_agg_wide_20260209 (
+    -- ==================== 维度列 ====================
+    dt                         STRING    COMMENT '日期'
+    ,user_type                  STRING    COMMENT '用户拉活量分层(R0&新用户/R1-50/R_180_330等，汇总为SUM)'
+    ,hh_bucket                STRING    COMMENT '小时段(00-03/04-07/.../20-23，汇总为SUM)'
+    ,head_merge_leve2         STRING    COMMENT '进入内容品类(headvideoid品类，汇总为SUM)'
+    ,vid_merge_leve2          STRING    COMMENT '推荐内容品类(vid品类，TOP10曝光+其他，汇总为SUM)'
+    ,vid_id                   STRING    COMMENT '内容id(品类曝光TOP1+其他，汇总为SUM)'
+
+    -- ==================== 基础流量 ====================
+    ,exposure_cnt             BIGINT    COMMENT '曝光次数'
+    ,exposure_uv              BIGINT    COMMENT '曝光人数(mid去重)'
+    ,vid_cnt                  BIGINT    COMMENT '视频个数(vid去重)'
+    ,exposure_per_user        DOUBLE    COMMENT '人均曝光次数 = 曝光次数/曝光人数'
+
+    -- ==================== 分享 & 回流漏斗 ====================
+    ,share_exposure_cnt       BIGINT    COMMENT '产生分享的曝光数'
+    ,share_cnt                BIGINT    COMMENT '分享总次数'
+    ,return_exposure_cnt      BIGINT    COMMENT '产生回流的曝光数(含自身) = SUM(is_return_n)'
+    ,return_exposure_cnt_noself BIGINT  COMMENT '产生回流的曝光数(非自身) = SUM(is_return_noself)'
+    ,return_uv                BIGINT    COMMENT '回流人数(含自身) = SUM(return_n_uv)'
+    ,return_uv_noself         BIGINT    COMMENT '回流人数(非自身) = SUM(return_n_uv_noself)'
+    ,share_rate               DOUBLE    COMMENT '分享率 = share_exposure_cnt/exposure_cnt'
+    ,return_rate              DOUBLE    COMMENT '回流率(含自身) = return_exposure_cnt/exposure_cnt'
+    ,return_rate_noself       DOUBLE    COMMENT '回流率(非自身) = return_exposure_cnt_noself/exposure_cnt'
+    ,share_return_rate        DOUBLE    COMMENT '分享→回流转化率(非自身) = return_exposure_cnt_noself/share_exposure_cnt'
+
+    -- ==================== 模型预估: STR (曝光→非自身回流概率) ====================
+    ,str_real                 DOUBLE    COMMENT '= return_rate_noself, 模型label'
+    ,str_pred                 DOUBLE    COMMENT 'STR预估 = SUM(str_pred)/exposure_cnt'
+    ,str_copc                 DOUBLE    COMMENT 'STR copc = str_real/str_pred'
+    ,str_mae                  DOUBLE    COMMENT 'STR MAE = AVG(|str_pred - str_real|)'
+    ,str_var                  DOUBLE    COMMENT 'STR VAR = VARIANCE(str_pred - str_real)'
+
+    -- ==================== 模型预估: ROSN (条件回流UV, 非自身) ====================
+    ,rosn_real                DOUBLE    COMMENT '= return_uv_noself/return_exposure_cnt_noself, 模型label'
+    ,rosn_pred                DOUBLE    COMMENT 'ROSN预估 = SUM(rosn_pred WHERE is_return_noself=1)/SUM(is_return_noself)'
+    ,rosn_copc                DOUBLE    COMMENT 'ROSN copc = rosn_real/rosn_pred'
+    ,rosn_pred_origin         DOUBLE    COMMENT 'ROSN原始预估均值 = AVG(rosn_pred_origin)'
+    ,rosn_mae                 DOUBLE    COMMENT 'ROSN MAE = AVG(|rosn_pred - rosn_real|) WHERE is_return_noself=1'
+    ,rosn_var                 DOUBLE    COMMENT 'ROSN VAR = VARIANCE(rosn_pred - rosn_real) WHERE is_return_noself=1'
+
+    -- ==================== 模型预估: ROVN (STR×ROSN) ====================
+    ,rovn_real                DOUBLE    COMMENT '= return_uv_noself/exposure_cnt, 模型label'
+    ,rovn_pred                DOUBLE    COMMENT 'rovn预估 = AVG(str_pred*rosn_pred)'
+    ,rovn_copc                DOUBLE    COMMENT 'rovn copc = rovn_real/rovn_pred'
+    ,rovn_mae                 DOUBLE    COMMENT 'rovn MAE = AVG(|rovn_pred - rovn_real|)'
+    ,rovn_var                 DOUBLE    COMMENT 'rovn VAR = VARIANCE(rovn_pred - rovn_real)'
+    ,sortscore_avg            DOUBLE    COMMENT 'sortscore均值'
+
+    -- ==================== B链 (分享→点击) ====================
+    ,bn_uv                    BIGINT    COMMENT 'B链全量: 回流去重人数'
+    ,bn_pv                    BIGINT    COMMENT 'B链全量: 回流点击次数'
+    ,bn_exp                   BIGINT    COMMENT 'B链全量: 回流session曝光数'
+    ,bn_ror                   DOUBLE    COMMENT 'bn_uv/exposure_uv'
+    ,bn_rov                   DOUBLE    COMMENT 'bn_uv/exposure_cnt'
+    ,b1_uv                    BIGINT    COMMENT 'B链depth=1: 回流去重人数'
+    ,b1_pv                    BIGINT    COMMENT 'B链depth=1: 回流点击次数'
+    ,b1_exp                   BIGINT    COMMENT 'B链depth=1: 回流session曝光数'
+    ,b1_ror                   DOUBLE    COMMENT 'b1_uv/exposure_uv'
+    ,b1_rov                   DOUBLE    COMMENT 'b1_uv/exposure_cnt'
+    ,b2_uv                    BIGINT    COMMENT 'B链depth=2: 回流去重人数'
+    ,b2_pv                    BIGINT    COMMENT 'B链depth=2: 回流点击次数'
+    ,b2_exp                   BIGINT    COMMENT 'B链depth=2: 回流session曝光数'
+    ,b2_ror                   DOUBLE    COMMENT 'b2_uv/b1_uv'
+    ,b2_rov                   DOUBLE    COMMENT 'b2_uv/b1_exp'
+    ,b3_uv                    BIGINT    COMMENT 'B链depth=3: 回流去重人数'
+    ,b3_pv                    BIGINT    COMMENT 'B链depth=3: 回流点击次数'
+    ,b3_exp                   BIGINT    COMMENT 'B链depth=3: 回流session曝光数'
+    ,b3_ror                   DOUBLE    COMMENT 'b3_uv/b2_uv'
+    ,b3_rov                   DOUBLE    COMMENT 'b3_uv/b2_exp'
+
+    -- ==================== C链 (全量depth, 按hop) ====================
+    ,cn_1_uv                  BIGINT    COMMENT 'C链hop1: 回流去重人数'
+    ,cn_1_pv                  BIGINT    COMMENT 'C链hop1: 回流点击次数'
+    ,cn_1_exp                 BIGINT    COMMENT 'C链hop1: 回流session曝光数'
+    ,cn_1_ror                 DOUBLE    COMMENT 'cn_1_uv/bn_uv'
+    ,cn_1_rov                 DOUBLE    COMMENT 'cn_1_uv/bn_exp'
+    ,cn_2_uv                  BIGINT    COMMENT 'C链hop2: 回流去重人数'
+    ,cn_2_pv                  BIGINT    COMMENT 'C链hop2: 回流点击次数'
+    ,cn_2_exp                 BIGINT    COMMENT 'C链hop2: 回流session曝光数'
+    ,cn_2_ror                 DOUBLE    COMMENT 'cn_2_uv/cn_1_uv'
+    ,cn_2_rov                 DOUBLE    COMMENT 'cn_2_uv/cn_1_exp'
+    ,cn_3_uv                  BIGINT    COMMENT 'C链hop3: 回流去重人数'
+    ,cn_3_pv                  BIGINT    COMMENT 'C链hop3: 回流点击次数'
+    ,cn_3_exp                 BIGINT    COMMENT 'C链hop3: 回流session曝光数'
+    ,cn_3_ror                 DOUBLE    COMMENT 'cn_3_uv/cn_2_uv'
+    ,cn_3_rov                 DOUBLE    COMMENT 'cn_3_uv/cn_2_exp'
+    ,cn_total_uv              BIGINT    COMMENT 'C链合计UV'
+    ,cn_total_ror             DOUBLE    COMMENT 'cn_total_uv/bn_uv'
+    ,cn_total_rov             DOUBLE    COMMENT 'cn_total_uv/bn_exp'
+    -- C链 depth拆分 hop1
+    ,c1_1_uv                  BIGINT    COMMENT 'C链d1-hop1: 回流去重人数'
+    ,c1_1_pv                  BIGINT    COMMENT 'C链d1-hop1: 回流点击次数'
+    ,c1_1_exp                 BIGINT    COMMENT 'C链d1-hop1: 回流session曝光数'
+    ,c1_1_ror                 DOUBLE    COMMENT 'c1_1_uv/bn_uv'
+    ,c1_1_rov                 DOUBLE    COMMENT 'c1_1_uv/bn_exp'
+    ,c2_1_uv                  BIGINT    COMMENT 'C链d2-hop1: 回流去重人数'
+    ,c2_1_pv                  BIGINT    COMMENT 'C链d2-hop1: 回流点击次数'
+    ,c2_1_exp                 BIGINT    COMMENT 'C链d2-hop1: 回流session曝光数'
+    ,c2_1_ror                 DOUBLE    COMMENT 'c2_1_uv/c1_1_uv'
+    ,c2_1_rov                 DOUBLE    COMMENT 'c2_1_uv/c1_1_exp'
+    ,c3_1_uv                  BIGINT    COMMENT 'C链d3-hop1: 回流去重人数'
+    ,c3_1_pv                  BIGINT    COMMENT 'C链d3-hop1: 回流点击次数'
+    ,c3_1_exp                 BIGINT    COMMENT 'C链d3-hop1: 回流session曝光数'
+    ,c3_1_ror                 DOUBLE    COMMENT 'c3_1_uv/c2_1_uv'
+    ,c3_1_rov                 DOUBLE    COMMENT 'c3_1_uv/c2_1_exp'
+    -- C链 depth拆分 hop2
+    ,c1_2_uv                  BIGINT    COMMENT 'C链d1-hop2: 回流去重人数'
+    ,c1_2_pv                  BIGINT    COMMENT 'C链d1-hop2: 回流点击次数'
+    ,c1_2_exp                 BIGINT    COMMENT 'C链d1-hop2: 回流session曝光数'
+    ,c1_2_ror                 DOUBLE    COMMENT 'c1_2_uv/cn_1_uv'
+    ,c1_2_rov                 DOUBLE    COMMENT 'c1_2_uv/cn_1_exp'
+    ,c2_2_uv                  BIGINT    COMMENT 'C链d2-hop2: 回流去重人数'
+    ,c2_2_pv                  BIGINT    COMMENT 'C链d2-hop2: 回流点击次数'
+    ,c2_2_exp                 BIGINT    COMMENT 'C链d2-hop2: 回流session曝光数'
+    ,c2_2_ror                 DOUBLE    COMMENT 'c2_2_uv/c1_2_uv'
+    ,c2_2_rov                 DOUBLE    COMMENT 'c2_2_uv/c1_2_exp'
+    ,c3_2_uv                  BIGINT    COMMENT 'C链d3-hop2: 回流去重人数'
+    ,c3_2_pv                  BIGINT    COMMENT 'C链d3-hop2: 回流点击次数'
+    ,c3_2_exp                 BIGINT    COMMENT 'C链d3-hop2: 回流session曝光数'
+    ,c3_2_ror                 DOUBLE    COMMENT 'c3_2_uv/c2_2_uv'
+    ,c3_2_rov                 DOUBLE    COMMENT 'c3_2_uv/c2_2_exp'
+    -- C链 depth拆分 hop3
+    ,c1_3_uv                  BIGINT    COMMENT 'C链d1-hop3: 回流去重人数'
+    ,c1_3_pv                  BIGINT    COMMENT 'C链d1-hop3: 回流点击次数'
+    ,c1_3_exp                 BIGINT    COMMENT 'C链d1-hop3: 回流session曝光数'
+    ,c1_3_ror                 DOUBLE    COMMENT 'c1_3_uv/cn_2_uv'
+    ,c1_3_rov                 DOUBLE    COMMENT 'c1_3_uv/cn_2_exp'
+    ,c2_3_uv                  BIGINT    COMMENT 'C链d2-hop3: 回流去重人数'
+    ,c2_3_pv                  BIGINT    COMMENT 'C链d2-hop3: 回流点击次数'
+    ,c2_3_exp                 BIGINT    COMMENT 'C链d2-hop3: 回流session曝光数'
+    ,c2_3_ror                 DOUBLE    COMMENT 'c2_3_uv/c1_3_uv'
+    ,c2_3_rov                 DOUBLE    COMMENT 'c2_3_uv/c1_3_exp'
+    ,c3_3_uv                  BIGINT    COMMENT 'C链d3-hop3: 回流去重人数'
+    ,c3_3_pv                  BIGINT    COMMENT 'C链d3-hop3: 回流点击次数'
+    ,c3_3_exp                 BIGINT    COMMENT 'C链d3-hop3: 回流session曝光数'
+    ,c3_3_ror                 DOUBLE    COMMENT 'c3_3_uv/c2_3_uv'
+    ,c3_3_rov                 DOUBLE    COMMENT 'c3_3_uv/c2_3_exp'
+
+    -- ==================== D链 (session内后续曝光传播) ====================
+    ,d0                       BIGINT    COMMENT 'D链初始成本: session内后续曝光数'
+    ,dn_1_uv                  BIGINT    COMMENT 'D链hop1: 回流去重人数'
+    ,dn_1_pv                  BIGINT    COMMENT 'D链hop1: 回流点击次数'
+    ,dn_1_exp                 BIGINT    COMMENT 'D链hop1: 回流session曝光数'
+    ,dn_1_ror                 DOUBLE    COMMENT 'dn_1_uv/exposure_uv'
+    ,dn_1_rov                 DOUBLE    COMMENT 'dn_1_uv/d0'
+    ,dn_2_uv                  BIGINT    COMMENT 'D链hop2: 回流去重人数'
+    ,dn_2_pv                  BIGINT    COMMENT 'D链hop2: 回流点击次数'
+    ,dn_2_exp                 BIGINT    COMMENT 'D链hop2: 回流session曝光数'
+    ,dn_2_ror                 DOUBLE    COMMENT 'dn_2_uv/dn_1_uv'
+    ,dn_2_rov                 DOUBLE    COMMENT 'dn_2_uv/dn_1_exp'
+    ,dn_3_uv                  BIGINT    COMMENT 'D链hop3: 回流去重人数'
+    ,dn_3_pv                  BIGINT    COMMENT 'D链hop3: 回流点击次数'
+    ,dn_3_exp                 BIGINT    COMMENT 'D链hop3: 回流session曝光数'
+    ,dn_3_ror                 DOUBLE    COMMENT 'dn_3_uv/dn_2_uv'
+    ,dn_3_rov                 DOUBLE    COMMENT 'dn_3_uv/dn_2_exp'
+    ,dn_total_uv              BIGINT    COMMENT 'D链合计UV'
+    ,dn_total_ror             DOUBLE    COMMENT 'dn_total_uv/exposure_uv'
+    ,dn_total_rov             DOUBLE    COMMENT 'dn_total_uv/d0'
+    -- D链 depth拆分 hop1
+    ,d1_1_uv                  BIGINT    COMMENT 'D链d1-hop1: 回流去重人数'
+    ,d1_1_pv                  BIGINT    COMMENT 'D链d1-hop1: 回流点击次数'
+    ,d1_1_exp                 BIGINT    COMMENT 'D链d1-hop1: 回流session曝光数'
+    ,d1_1_ror                 DOUBLE    COMMENT 'd1_1_uv/exposure_uv'
+    ,d1_1_rov                 DOUBLE    COMMENT 'd1_1_uv/d0'
+    ,d2_1_uv                  BIGINT    COMMENT 'D链d2-hop1: 回流去重人数'
+    ,d2_1_pv                  BIGINT    COMMENT 'D链d2-hop1: 回流点击次数'
+    ,d2_1_exp                 BIGINT    COMMENT 'D链d2-hop1: 回流session曝光数'
+    ,d2_1_ror                 DOUBLE    COMMENT 'd2_1_uv/d1_1_uv'
+    ,d2_1_rov                 DOUBLE    COMMENT 'd2_1_uv/d1_1_exp'
+    ,d3_1_uv                  BIGINT    COMMENT 'D链d3-hop1: 回流去重人数'
+    ,d3_1_pv                  BIGINT    COMMENT 'D链d3-hop1: 回流点击次数'
+    ,d3_1_exp                 BIGINT    COMMENT 'D链d3-hop1: 回流session曝光数'
+    ,d3_1_ror                 DOUBLE    COMMENT 'd3_1_uv/d2_1_uv'
+    ,d3_1_rov                 DOUBLE    COMMENT 'd3_1_uv/d2_1_exp'
+    -- D链 depth拆分 hop2
+    ,d1_2_uv                  BIGINT    COMMENT 'D链d1-hop2: 回流去重人数'
+    ,d1_2_pv                  BIGINT    COMMENT 'D链d1-hop2: 回流点击次数'
+    ,d1_2_exp                 BIGINT    COMMENT 'D链d1-hop2: 回流session曝光数'
+    ,d1_2_ror                 DOUBLE    COMMENT 'd1_2_uv/dn_1_uv'
+    ,d1_2_rov                 DOUBLE    COMMENT 'd1_2_uv/dn_1_exp'
+    ,d2_2_uv                  BIGINT    COMMENT 'D链d2-hop2: 回流去重人数'
+    ,d2_2_pv                  BIGINT    COMMENT 'D链d2-hop2: 回流点击次数'
+    ,d2_2_exp                 BIGINT    COMMENT 'D链d2-hop2: 回流session曝光数'
+    ,d2_2_ror                 DOUBLE    COMMENT 'd2_2_uv/d1_2_uv'
+    ,d2_2_rov                 DOUBLE    COMMENT 'd2_2_uv/d1_2_exp'
+    ,d3_2_uv                  BIGINT    COMMENT 'D链d3-hop2: 回流去重人数'
+    ,d3_2_pv                  BIGINT    COMMENT 'D链d3-hop2: 回流点击次数'
+    ,d3_2_exp                 BIGINT    COMMENT 'D链d3-hop2: 回流session曝光数'
+    ,d3_2_ror                 DOUBLE    COMMENT 'd3_2_uv/d2_2_uv'
+    ,d3_2_rov                 DOUBLE    COMMENT 'd3_2_uv/d2_2_exp'
+    -- D链 depth拆分 hop3
+    ,d1_3_uv                  BIGINT    COMMENT 'D链d1-hop3: 回流去重人数'
+    ,d1_3_pv                  BIGINT    COMMENT 'D链d1-hop3: 回流点击次数'
+    ,d1_3_exp                 BIGINT    COMMENT 'D链d1-hop3: 回流session曝光数'
+    ,d1_3_ror                 DOUBLE    COMMENT 'd1_3_uv/dn_2_uv'
+    ,d1_3_rov                 DOUBLE    COMMENT 'd1_3_uv/dn_2_exp'
+    ,d2_3_uv                  BIGINT    COMMENT 'D链d2-hop3: 回流去重人数'
+    ,d2_3_pv                  BIGINT    COMMENT 'D链d2-hop3: 回流点击次数'
+    ,d2_3_exp                 BIGINT    COMMENT 'D链d2-hop3: 回流session曝光数'
+    ,d2_3_ror                 DOUBLE    COMMENT 'd2_3_uv/d1_3_uv'
+    ,d2_3_rov                 DOUBLE    COMMENT 'd2_3_uv/d1_3_exp'
+    ,d3_3_uv                  BIGINT    COMMENT 'D链d3-hop3: 回流去重人数'
+    ,d3_3_pv                  BIGINT    COMMENT 'D链d3-hop3: 回流点击次数'
+    ,d3_3_exp                 BIGINT    COMMENT 'D链d3-hop3: 回流session曝光数'
+    ,d3_3_ror                 DOUBLE    COMMENT 'd3_3_uv/d2_3_uv'
+    ,d3_3_rov                 DOUBLE    COMMENT 'd3_3_uv/d2_3_exp'
+
+    -- ==================== 全链路 ====================
+    ,all_return_n_uv          BIGINT    COMMENT '全链路拉回UV = B + C + D'
+    ,all_rovn                 DOUBLE    COMMENT 'all_return_n_uv/exposure_cnt'
+    ,all_ror                  DOUBLE    COMMENT 'all_return_n_uv/exposure_uv'
+    ,all_rov                  DOUBLE    COMMENT 'all_return_n_uv/exposure_cnt'
+)
+COMMENT '曝光回流链路CUBE聚合-宽表版 (5维度: 用户分层/小时段/进入品类TOP1/推荐品类TOP10/内容idTOP1)'
+;
+
+
+-- =====================================================================
+-- INSERT: 从 wide 宽表聚合, CUBE 全维度组合
+-- =====================================================================
+
+-- SELECT * FROM loghubods.dwd_recsys_alg_exposure_agg_wide_20260209 WHERE dt = '${dt}' ORDER BY exposure_cnt DESC LIMIT 100;
+
+INSERT OVERWRITE TABLE loghubods.dwd_recsys_alg_exposure_agg_wide_20260209
+
+WITH
+-- 用户拉活量分层
+t_user_type AS (
+    SELECT  DISTINCT type, openid
+    FROM    loghubods.mid_share_return_people_1year
+    WHERE   dt = TO_CHAR(DATEADD(TO_DATE('${dt}','YYYYMMDD'),-1,'dd'),'YYYYMMDD')
+    AND     type IS NOT NULL
+    AND     type != 'S_ALL'
+    AND     type NOT REGEXP 'R50'
+)
+-- 模型预估分数
+,t_score AS (
+    SELECT  apptype
+            ,videoid
+            ,recommendtraceid
+            ,scoresmap
+            ,sortscore
+    FROM    (
+                SELECT  apptype
+                        ,videoid
+                        ,recommendtraceid
+                        ,scoresmap
+                        ,sortscore
+                        ,ROW_NUMBER() OVER (PARTITION BY apptype,videoid,recommendtraceid) AS rn
+                FROM    loghubods.statistics_log_hour
+                WHERE   dt LIKE '${dt}%'
+                AND     scoresmap IS NOT NULL
+            )
+    WHERE   rn = 1
+)
+-- TOP1 进入内容品类(场): 按回流人数取 TOP1
+,t_top_head_cate AS (
+    SELECT  vt.merge_leve2
+    FROM    loghubods.dwd_recsys_alg_exposure_base_20260209 base
+    JOIN    loghubods.video_merge_tag vt ON base.headvideoid = vt.videoid
+    WHERE   base.dt = '${dt}'
+    AND     vt.merge_leve2 IS NOT NULL
+    GROUP BY vt.merge_leve2
+    ORDER BY SUM(CAST(is_return_noself AS BIGINT)) DESC
+    LIMIT   1
+)
+-- TOP10 推荐内容品类(货): 按曝光次数取 TOP10
+,t_top_vid_cate AS (
+    SELECT  vt.merge_leve2
+    FROM    loghubods.dwd_recsys_alg_exposure_base_20260209 base
+    JOIN    loghubods.video_merge_tag vt ON base.vid = vt.videoid
+    WHERE   base.dt = '${dt}'
+    AND     vt.merge_leve2 IS NOT NULL
+    GROUP BY vt.merge_leve2
+    ORDER BY COUNT(1) DESC
+    LIMIT   10
+)
+-- TOP1 内容id(货): 每品类按曝光次数取 TOP1 (曝光>10w)
+,t_top_vid AS (
+    SELECT  merge_leve2, vid
+    FROM    (
+                SELECT  vt.merge_leve2
+                        ,base.vid
+                        ,COUNT(1)                                                               AS exp_cnt
+                        ,ROW_NUMBER() OVER (PARTITION BY vt.merge_leve2 ORDER BY COUNT(1) DESC) AS rk
+                FROM    loghubods.dwd_recsys_alg_exposure_base_20260209 base
+                JOIN    loghubods.video_merge_tag vt ON base.vid = vt.videoid
+                WHERE   base.dt = '${dt}'
+                AND     vt.merge_leve2 IS NOT NULL
+                GROUP BY vt.merge_leve2, base.vid
+                HAVING  exp_cnt > 100000
+            )
+    WHERE   rk <= 1
+)
+-- 宽表
+,t_wide AS (
+    SELECT  base.*
+            ,CASE WHEN e.type IS NULL OR e.type = 'R_0'                       THEN 'R0&新用户'
+                  WHEN e.type IN ('R_1','R_2_10','R_10_50')                    THEN 'R1-50'
+                  WHEN e.type IN ('R_50_100','R_100_180','R_180_330')           THEN 'R_180_330'
+                  ELSE e.type
+             END AS user_type
+            ,CASE WHEN th.merge_leve2 IS NOT NULL THEN vt_head.merge_leve2 ELSE '其他' END AS head_merge_leve2
+            ,CASE WHEN tv.merge_leve2 IS NOT NULL THEN vt_vid.merge_leve2  ELSE '其他' END AS vid_merge_leve2
+            ,CASE WHEN ti.vid IS NOT NULL          THEN base.vid           ELSE '其他' END AS vid_id
+            ,CAST(GET_JSON_OBJECT(e1.scoresmap,'$.fmRov') AS DOUBLE) AS str_pred
+            ,1.22*POW(CAST(GET_JSON_OBJECT(e1.scoresmap,'$.NorXGBScore') AS DOUBLE),1.15) AS rosn_pred
+            ,CAST(GET_JSON_OBJECT(e1.scoresmap,'$.hasReturnRovScore') AS DOUBLE) AS rosn_pred_origin
+            ,e1.sortscore
+            ,CASE
+                WHEN CAST(hh AS INT) BETWEEN 0  AND 3  THEN '00-03'
+                WHEN CAST(hh AS INT) BETWEEN 4  AND 7  THEN '04-07'
+                WHEN CAST(hh AS INT) BETWEEN 8  AND 11 THEN '08-11'
+                WHEN CAST(hh AS INT) BETWEEN 12 AND 15 THEN '12-15'
+                WHEN CAST(hh AS INT) BETWEEN 16 AND 19 THEN '16-19'
+                WHEN CAST(hh AS INT) BETWEEN 20 AND 23 THEN '20-23'
+                ELSE '-'
+             END AS hh_bucket
+    FROM    loghubods.dwd_recsys_alg_exposure_base_20260209 base
+    LEFT JOIN t_user_type e
+    ON      SUBSTRING_INDEX(base.mid,'weixin_openid_',-1) = e.openid
+    LEFT JOIN loghubods.video_merge_tag vt_head
+    ON      base.headvideoid = vt_head.videoid
+    LEFT JOIN loghubods.video_merge_tag vt_vid
+    ON      base.vid = vt_vid.videoid
+    LEFT JOIN t_score e1
+    ON      base.apptype = e1.apptype
+    AND     base.vid = e1.videoid
+    AND     base.recomtraceid = e1.recommendtraceid
+    LEFT JOIN t_top_head_cate th
+    ON      vt_head.merge_leve2 = th.merge_leve2
+    LEFT JOIN t_top_vid_cate tv
+    ON      vt_vid.merge_leve2 = tv.merge_leve2
+    LEFT JOIN t_top_vid ti
+    ON      base.vid = ti.vid
+    WHERE   base.dt = '${dt}'
+)
+
+SELECT
+        -- ==================== 维度列 ====================
+        '${dt}'                                                                                     AS dt
+        ,CASE WHEN GROUPING(user_type) = 1 THEN 'SUM' ELSE NVL(user_type, 'SUM') END              AS user_type
+        ,CASE WHEN GROUPING(hh_bucket) = 1 THEN 'SUM' ELSE NVL(hh_bucket, 'SUM') END              AS hh_bucket
+        ,CASE WHEN GROUPING(head_merge_leve2) = 1 THEN 'SUM' ELSE NVL(head_merge_leve2, 'SUM') END AS head_merge_leve2
+        ,CASE WHEN GROUPING(vid_merge_leve2) = 1 THEN 'SUM' ELSE NVL(vid_merge_leve2, 'SUM') END   AS vid_merge_leve2
+        ,CASE WHEN GROUPING(vid_id) = 1 THEN 'SUM' ELSE NVL(vid_id, 'SUM') END                     AS vid_id
+
+        -- ==================== 基础流量 ====================
+        ,COUNT(1)                                                                       AS exposure_cnt
+        ,COUNT(DISTINCT mid)                                                            AS exposure_uv
+        ,COUNT(DISTINCT vid)                                                            AS vid_cnt
+        ,ROUND(COUNT(1) / COUNT(DISTINCT mid), 4)                                      AS exposure_per_user
+
+        -- ==================== 分享 & 回流漏斗 ====================
+        ,SUM(CAST(is_share AS BIGINT))                                                  AS share_exposure_cnt
+        ,SUM(CAST(share_cnt AS BIGINT))                                                 AS share_cnt
+        ,SUM(CAST(is_return_n AS BIGINT))                                               AS return_exposure_cnt
+        ,SUM(CAST(is_return_noself AS BIGINT))                                          AS return_exposure_cnt_noself
+        ,SUM(CAST(return_n_uv AS BIGINT))                                               AS return_uv
+        ,SUM(CAST(return_n_uv_noself AS BIGINT))                                        AS return_uv_noself
+        ,ROUND(COALESCE(SUM(CAST(is_share AS BIGINT)) / NULLIF(CAST(COUNT(1) AS DOUBLE), 0), 0), 6)                                            AS share_rate
+        ,ROUND(COALESCE(SUM(CAST(is_return_n AS BIGINT)) / NULLIF(CAST(COUNT(1) AS DOUBLE), 0), 0), 6)                                         AS return_rate
+        ,ROUND(COALESCE(SUM(CAST(is_return_noself AS BIGINT)) / NULLIF(CAST(COUNT(1) AS DOUBLE), 0), 0), 6)                                    AS return_rate_noself
+        ,ROUND(COALESCE(SUM(CAST(is_return_noself AS BIGINT)) / NULLIF(CAST(SUM(CAST(is_share AS BIGINT)) AS DOUBLE), 0), 0), 6)               AS share_return_rate
+
+        -- ==================== 模型预估: STR (曝光→非自身回流概率) ====================
+        ,ROUND(COALESCE(SUM(CAST(is_return_noself AS BIGINT)) / NULLIF(COUNT(1), 0), 0), 6)  AS str_real
+        ,ROUND(COALESCE(SUM(str_pred) / NULLIF(COUNT(1), 0), 0), 6)                          AS str_pred
+        ,ROUND(
+            (SUM(CAST(is_return_noself AS BIGINT)) / NULLIF(COUNT(1), 0))
+            / NULLIF(SUM(str_pred) / NULLIF(COUNT(1), 0), 0)
+        , 4)                                                                                   AS str_copc
+        ,ROUND(AVG(ABS(str_pred - CAST(is_return_noself AS BIGINT))), 6)                      AS str_mae
+        ,ROUND(VARIANCE(str_pred - CAST(is_return_noself AS BIGINT)), 6)                      AS str_var
+
+        -- ==================== 模型预估: ROSN (条件回流UV, 非自身) ====================
+        ,ROUND(COALESCE(
+            SUM(CAST(return_n_uv_noself AS BIGINT)) / NULLIF(SUM(CAST(is_return_noself AS BIGINT)), 0)
+        , 0), 6)                                                                               AS rosn_real
+        ,ROUND(COALESCE(SUM(CASE WHEN CAST(is_return_noself AS BIGINT) = 1 THEN rosn_pred END) / NULLIF(SUM(CAST(is_return_noself AS BIGINT)), 0), 0), 6)  AS rosn_pred
+        ,ROUND(
+            (SUM(CAST(return_n_uv_noself AS BIGINT)) / NULLIF(SUM(CAST(is_return_noself AS BIGINT)), 0))
+            / NULLIF(SUM(CASE WHEN CAST(is_return_noself AS BIGINT) = 1 THEN rosn_pred END) / NULLIF(SUM(CAST(is_return_noself AS BIGINT)), 0), 0)
+        , 4)                                                                                   AS rosn_copc
+        ,ROUND(AVG(rosn_pred_origin), 6)                                                      AS rosn_pred_origin
+        ,ROUND(AVG(
+            CASE WHEN CAST(is_return_noself AS BIGINT) = 1
+                 THEN ABS(rosn_pred - CAST(return_n_uv_noself AS BIGINT))
+            END
+        ), 6)                                                                                  AS rosn_mae
+        ,ROUND(VARIANCE(
+            CASE WHEN CAST(is_return_noself AS BIGINT) = 1
+                 THEN rosn_pred - CAST(return_n_uv_noself AS BIGINT)
+            END
+        ), 6)                                                                                  AS rosn_var
+
+        -- ==================== 模型预估: ROVN (STR×ROSN) ====================
+        ,ROUND(COALESCE(SUM(CAST(return_n_uv_noself AS BIGINT)) / NULLIF(COUNT(1), 0), 0), 6)  AS rovn_real
+        ,ROUND(AVG(str_pred * rosn_pred), 6)                                                    AS rovn_pred
+        ,ROUND(
+            (SUM(CAST(return_n_uv_noself AS BIGINT)) / NULLIF(COUNT(1), 0))
+            / NULLIF(AVG(str_pred * rosn_pred), 0)
+        , 4)                                                                                     AS rovn_copc
+        ,ROUND(AVG(ABS(str_pred * rosn_pred - CAST(return_n_uv_noself AS BIGINT))), 6)            AS rovn_mae
+        ,ROUND(VARIANCE(str_pred * rosn_pred - CAST(return_n_uv_noself AS BIGINT)), 6)        AS rovn_var
+        ,ROUND(AVG(CAST(sortscore AS DOUBLE)), 6)                                               AS sortscore_avg
+
+        -- ==================== B链 ====================
+        ,SUM(CAST(bn_uv AS BIGINT))                                                     AS bn_uv
+        ,SUM(CAST(bn_pv AS BIGINT))                                                     AS bn_pv
+        ,SUM(CAST(bn_exp AS BIGINT))                                                    AS bn_exp
+        ,ROUND(COALESCE(SUM(CAST(bn_uv AS BIGINT)) / NULLIF(CAST(COUNT(DISTINCT mid) AS DOUBLE), 0), 0), 6)               AS bn_ror
+        ,ROUND(COALESCE(SUM(CAST(bn_uv AS BIGINT)) / NULLIF(CAST(COUNT(1) AS DOUBLE), 0), 0), 6)                          AS bn_rov
+        ,SUM(CAST(b1_uv AS BIGINT))                                                     AS b1_uv
+        ,SUM(CAST(b1_pv AS BIGINT))                                                     AS b1_pv
+        ,SUM(CAST(b1_exp AS BIGINT))                                                    AS b1_exp
+        ,ROUND(COALESCE(SUM(CAST(b1_uv AS BIGINT)) / NULLIF(CAST(COUNT(DISTINCT mid) AS DOUBLE), 0), 0), 6)               AS b1_ror
+        ,ROUND(COALESCE(SUM(CAST(b1_uv AS BIGINT)) / NULLIF(CAST(COUNT(1) AS DOUBLE), 0), 0), 6)                          AS b1_rov
+        ,SUM(CAST(b2_uv AS BIGINT))                                                     AS b2_uv
+        ,SUM(CAST(b2_pv AS BIGINT))                                                     AS b2_pv
+        ,SUM(CAST(b2_exp AS BIGINT))                                                    AS b2_exp
+        ,ROUND(COALESCE(SUM(CAST(b2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(b1_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)        AS b2_ror
+        ,ROUND(COALESCE(SUM(CAST(b2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(b1_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)       AS b2_rov
+        ,SUM(CAST(b3_uv AS BIGINT))                                                     AS b3_uv
+        ,SUM(CAST(b3_pv AS BIGINT))                                                     AS b3_pv
+        ,SUM(CAST(b3_exp AS BIGINT))                                                    AS b3_exp
+        ,ROUND(COALESCE(SUM(CAST(b3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(b2_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)        AS b3_ror
+        ,ROUND(COALESCE(SUM(CAST(b3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(b2_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)       AS b3_rov
+
+        -- ==================== C链 (全量depth, 按hop) ====================
+        ,SUM(CAST(cn_1_uv AS BIGINT))                                                   AS cn_1_uv
+        ,SUM(CAST(cn_1_pv AS BIGINT))                                                   AS cn_1_pv
+        ,SUM(CAST(cn_1_exp AS BIGINT))                                                  AS cn_1_exp
+        ,ROUND(COALESCE(SUM(CAST(cn_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(bn_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)      AS cn_1_ror
+        ,ROUND(COALESCE(SUM(CAST(cn_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(bn_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)     AS cn_1_rov
+        ,SUM(CAST(cn_2_uv AS BIGINT))                                                   AS cn_2_uv
+        ,SUM(CAST(cn_2_pv AS BIGINT))                                                   AS cn_2_pv
+        ,SUM(CAST(cn_2_exp AS BIGINT))                                                  AS cn_2_exp
+        ,ROUND(COALESCE(SUM(CAST(cn_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(cn_1_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)    AS cn_2_ror
+        ,ROUND(COALESCE(SUM(CAST(cn_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(cn_1_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS cn_2_rov
+        ,SUM(CAST(cn_3_uv AS BIGINT))                                                   AS cn_3_uv
+        ,SUM(CAST(cn_3_pv AS BIGINT))                                                   AS cn_3_pv
+        ,SUM(CAST(cn_3_exp AS BIGINT))                                                  AS cn_3_exp
+        ,ROUND(COALESCE(SUM(CAST(cn_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(cn_2_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)    AS cn_3_ror
+        ,ROUND(COALESCE(SUM(CAST(cn_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(cn_2_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS cn_3_rov
+        ,SUM(CAST(cn_1_uv AS BIGINT)) + SUM(CAST(cn_2_uv AS BIGINT)) + SUM(CAST(cn_3_uv AS BIGINT))  AS cn_total_uv
+        ,ROUND(COALESCE(
+            (SUM(CAST(cn_1_uv AS BIGINT)) + SUM(CAST(cn_2_uv AS BIGINT)) + SUM(CAST(cn_3_uv AS BIGINT)))
+            / NULLIF(CAST(SUM(CAST(bn_uv AS BIGINT)) AS DOUBLE), 0)
+        , 0), 6)                                                                                                            AS cn_total_ror
+        ,ROUND(COALESCE(
+            (SUM(CAST(cn_1_uv AS BIGINT)) + SUM(CAST(cn_2_uv AS BIGINT)) + SUM(CAST(cn_3_uv AS BIGINT)))
+            / NULLIF(CAST(SUM(CAST(bn_exp AS BIGINT)) AS DOUBLE), 0)
+        , 0), 6)                                                                                                            AS cn_total_rov
+
+        -- ==================== C链 (按depth拆分) ====================
+        -- hop1
+        ,SUM(CAST(c1_1_uv AS BIGINT))                                                     AS c1_1_uv
+        ,SUM(CAST(c1_1_pv AS BIGINT))                                                     AS c1_1_pv
+        ,SUM(CAST(c1_1_exp AS BIGINT))                                                    AS c1_1_exp
+        ,ROUND(COALESCE(SUM(CAST(c1_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(bn_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)      AS c1_1_ror
+        ,ROUND(COALESCE(SUM(CAST(c1_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(bn_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)     AS c1_1_rov
+        ,SUM(CAST(c2_1_uv AS BIGINT))                                                     AS c2_1_uv
+        ,SUM(CAST(c2_1_pv AS BIGINT))                                                     AS c2_1_pv
+        ,SUM(CAST(c2_1_exp AS BIGINT))                                                    AS c2_1_exp
+        ,ROUND(COALESCE(SUM(CAST(c2_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(c1_1_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)    AS c2_1_ror
+        ,ROUND(COALESCE(SUM(CAST(c2_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(c1_1_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS c2_1_rov
+        ,SUM(CAST(c3_1_uv AS BIGINT))                                                     AS c3_1_uv
+        ,SUM(CAST(c3_1_pv AS BIGINT))                                                     AS c3_1_pv
+        ,SUM(CAST(c3_1_exp AS BIGINT))                                                    AS c3_1_exp
+        ,ROUND(COALESCE(SUM(CAST(c3_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(c2_1_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)    AS c3_1_ror
+        ,ROUND(COALESCE(SUM(CAST(c3_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(c2_1_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS c3_1_rov
+        -- hop2
+        ,SUM(CAST(c1_2_uv AS BIGINT))                                                     AS c1_2_uv
+        ,SUM(CAST(c1_2_pv AS BIGINT))                                                     AS c1_2_pv
+        ,SUM(CAST(c1_2_exp AS BIGINT))                                                    AS c1_2_exp
+        ,ROUND(COALESCE(SUM(CAST(c1_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(cn_1_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)    AS c1_2_ror
+        ,ROUND(COALESCE(SUM(CAST(c1_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(cn_1_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS c1_2_rov
+        ,SUM(CAST(c2_2_uv AS BIGINT))                                                     AS c2_2_uv
+        ,SUM(CAST(c2_2_pv AS BIGINT))                                                     AS c2_2_pv
+        ,SUM(CAST(c2_2_exp AS BIGINT))                                                    AS c2_2_exp
+        ,ROUND(COALESCE(SUM(CAST(c2_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(c1_2_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)    AS c2_2_ror
+        ,ROUND(COALESCE(SUM(CAST(c2_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(c1_2_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS c2_2_rov
+        ,SUM(CAST(c3_2_uv AS BIGINT))                                                     AS c3_2_uv
+        ,SUM(CAST(c3_2_pv AS BIGINT))                                                     AS c3_2_pv
+        ,SUM(CAST(c3_2_exp AS BIGINT))                                                    AS c3_2_exp
+        ,ROUND(COALESCE(SUM(CAST(c3_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(c2_2_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)    AS c3_2_ror
+        ,ROUND(COALESCE(SUM(CAST(c3_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(c2_2_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS c3_2_rov
+        -- hop3
+        ,SUM(CAST(c1_3_uv AS BIGINT))                                                     AS c1_3_uv
+        ,SUM(CAST(c1_3_pv AS BIGINT))                                                     AS c1_3_pv
+        ,SUM(CAST(c1_3_exp AS BIGINT))                                                    AS c1_3_exp
+        ,ROUND(COALESCE(SUM(CAST(c1_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(cn_2_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)    AS c1_3_ror
+        ,ROUND(COALESCE(SUM(CAST(c1_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(cn_2_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS c1_3_rov
+        ,SUM(CAST(c2_3_uv AS BIGINT))                                                     AS c2_3_uv
+        ,SUM(CAST(c2_3_pv AS BIGINT))                                                     AS c2_3_pv
+        ,SUM(CAST(c2_3_exp AS BIGINT))                                                    AS c2_3_exp
+        ,ROUND(COALESCE(SUM(CAST(c2_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(c1_3_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)    AS c2_3_ror
+        ,ROUND(COALESCE(SUM(CAST(c2_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(c1_3_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS c2_3_rov
+        ,SUM(CAST(c3_3_uv AS BIGINT))                                                     AS c3_3_uv
+        ,SUM(CAST(c3_3_pv AS BIGINT))                                                     AS c3_3_pv
+        ,SUM(CAST(c3_3_exp AS BIGINT))                                                    AS c3_3_exp
+        ,ROUND(COALESCE(SUM(CAST(c3_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(c2_3_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)    AS c3_3_ror
+        ,ROUND(COALESCE(SUM(CAST(c3_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(c2_3_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS c3_3_rov
+
+        -- ==================== D链 (全量depth, 按hop) ====================
+        ,SUM(CAST(d0 AS BIGINT))                                                        AS d0
+        ,SUM(CAST(dn_1_uv AS BIGINT))                                                   AS dn_1_uv
+        ,SUM(CAST(dn_1_pv AS BIGINT))                                                   AS dn_1_pv
+        ,SUM(CAST(dn_1_exp AS BIGINT))                                                  AS dn_1_exp
+        ,ROUND(COALESCE(SUM(CAST(dn_1_uv AS BIGINT)) / NULLIF(CAST(COUNT(DISTINCT mid) AS DOUBLE), 0), 0), 6)            AS dn_1_ror
+        ,ROUND(COALESCE(SUM(CAST(dn_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d0 AS BIGINT)) AS DOUBLE), 0), 0), 6)        AS dn_1_rov
+        ,SUM(CAST(dn_2_uv AS BIGINT))                                                   AS dn_2_uv
+        ,SUM(CAST(dn_2_pv AS BIGINT))                                                   AS dn_2_pv
+        ,SUM(CAST(dn_2_exp AS BIGINT))                                                  AS dn_2_exp
+        ,ROUND(COALESCE(SUM(CAST(dn_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(dn_1_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS dn_2_ror
+        ,ROUND(COALESCE(SUM(CAST(dn_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(dn_1_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)  AS dn_2_rov
+        ,SUM(CAST(dn_3_uv AS BIGINT))                                                   AS dn_3_uv
+        ,SUM(CAST(dn_3_pv AS BIGINT))                                                   AS dn_3_pv
+        ,SUM(CAST(dn_3_exp AS BIGINT))                                                  AS dn_3_exp
+        ,ROUND(COALESCE(SUM(CAST(dn_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(dn_2_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS dn_3_ror
+        ,ROUND(COALESCE(SUM(CAST(dn_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(dn_2_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)  AS dn_3_rov
+        ,SUM(CAST(dn_1_uv AS BIGINT)) + SUM(CAST(dn_2_uv AS BIGINT)) + SUM(CAST(dn_3_uv AS BIGINT))  AS dn_total_uv
+        ,ROUND(COALESCE(
+            (SUM(CAST(dn_1_uv AS BIGINT)) + SUM(CAST(dn_2_uv AS BIGINT)) + SUM(CAST(dn_3_uv AS BIGINT)))
+            / NULLIF(CAST(COUNT(DISTINCT mid) AS DOUBLE), 0)
+        , 0), 6)                                                                                                            AS dn_total_ror
+        ,ROUND(COALESCE(
+            (SUM(CAST(dn_1_uv AS BIGINT)) + SUM(CAST(dn_2_uv AS BIGINT)) + SUM(CAST(dn_3_uv AS BIGINT)))
+            / NULLIF(CAST(SUM(CAST(d0 AS BIGINT)) AS DOUBLE), 0)
+        , 0), 6)                                                                                                            AS dn_total_rov
+
+        -- ==================== D链 (按depth拆分) ====================
+        -- hop1
+        ,SUM(CAST(d1_1_uv AS BIGINT))                                                     AS d1_1_uv
+        ,SUM(CAST(d1_1_pv AS BIGINT))                                                     AS d1_1_pv
+        ,SUM(CAST(d1_1_exp AS BIGINT))                                                    AS d1_1_exp
+        ,ROUND(COALESCE(SUM(CAST(d1_1_uv AS BIGINT)) / NULLIF(CAST(COUNT(DISTINCT mid) AS DOUBLE), 0), 0), 6)            AS d1_1_ror
+        ,ROUND(COALESCE(SUM(CAST(d1_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d0 AS BIGINT)) AS DOUBLE), 0), 0), 6)        AS d1_1_rov
+        ,SUM(CAST(d2_1_uv AS BIGINT))                                                     AS d2_1_uv
+        ,SUM(CAST(d2_1_pv AS BIGINT))                                                     AS d2_1_pv
+        ,SUM(CAST(d2_1_exp AS BIGINT))                                                    AS d2_1_exp
+        ,ROUND(COALESCE(SUM(CAST(d2_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d1_1_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS d2_1_ror
+        ,ROUND(COALESCE(SUM(CAST(d2_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d1_1_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)  AS d2_1_rov
+        ,SUM(CAST(d3_1_uv AS BIGINT))                                                     AS d3_1_uv
+        ,SUM(CAST(d3_1_pv AS BIGINT))                                                     AS d3_1_pv
+        ,SUM(CAST(d3_1_exp AS BIGINT))                                                    AS d3_1_exp
+        ,ROUND(COALESCE(SUM(CAST(d3_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d2_1_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS d3_1_ror
+        ,ROUND(COALESCE(SUM(CAST(d3_1_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d2_1_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)  AS d3_1_rov
+        -- hop2
+        ,SUM(CAST(d1_2_uv AS BIGINT))                                                     AS d1_2_uv
+        ,SUM(CAST(d1_2_pv AS BIGINT))                                                     AS d1_2_pv
+        ,SUM(CAST(d1_2_exp AS BIGINT))                                                    AS d1_2_exp
+        ,ROUND(COALESCE(SUM(CAST(d1_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(dn_1_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS d1_2_ror
+        ,ROUND(COALESCE(SUM(CAST(d1_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(dn_1_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)  AS d1_2_rov
+        ,SUM(CAST(d2_2_uv AS BIGINT))                                                     AS d2_2_uv
+        ,SUM(CAST(d2_2_pv AS BIGINT))                                                     AS d2_2_pv
+        ,SUM(CAST(d2_2_exp AS BIGINT))                                                    AS d2_2_exp
+        ,ROUND(COALESCE(SUM(CAST(d2_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d1_2_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS d2_2_ror
+        ,ROUND(COALESCE(SUM(CAST(d2_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d1_2_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)  AS d2_2_rov
+        ,SUM(CAST(d3_2_uv AS BIGINT))                                                     AS d3_2_uv
+        ,SUM(CAST(d3_2_pv AS BIGINT))                                                     AS d3_2_pv
+        ,SUM(CAST(d3_2_exp AS BIGINT))                                                    AS d3_2_exp
+        ,ROUND(COALESCE(SUM(CAST(d3_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d2_2_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS d3_2_ror
+        ,ROUND(COALESCE(SUM(CAST(d3_2_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d2_2_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)  AS d3_2_rov
+        -- hop3
+        ,SUM(CAST(d1_3_uv AS BIGINT))                                                     AS d1_3_uv
+        ,SUM(CAST(d1_3_pv AS BIGINT))                                                     AS d1_3_pv
+        ,SUM(CAST(d1_3_exp AS BIGINT))                                                    AS d1_3_exp
+        ,ROUND(COALESCE(SUM(CAST(d1_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(dn_2_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS d1_3_ror
+        ,ROUND(COALESCE(SUM(CAST(d1_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(dn_2_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)  AS d1_3_rov
+        ,SUM(CAST(d2_3_uv AS BIGINT))                                                     AS d2_3_uv
+        ,SUM(CAST(d2_3_pv AS BIGINT))                                                     AS d2_3_pv
+        ,SUM(CAST(d2_3_exp AS BIGINT))                                                    AS d2_3_exp
+        ,ROUND(COALESCE(SUM(CAST(d2_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d1_3_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS d2_3_ror
+        ,ROUND(COALESCE(SUM(CAST(d2_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d1_3_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)  AS d2_3_rov
+        ,SUM(CAST(d3_3_uv AS BIGINT))                                                     AS d3_3_uv
+        ,SUM(CAST(d3_3_pv AS BIGINT))                                                     AS d3_3_pv
+        ,SUM(CAST(d3_3_exp AS BIGINT))                                                    AS d3_3_exp
+        ,ROUND(COALESCE(SUM(CAST(d3_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d2_3_uv AS BIGINT)) AS DOUBLE), 0), 0), 6)   AS d3_3_ror
+        ,ROUND(COALESCE(SUM(CAST(d3_3_uv AS BIGINT)) / NULLIF(CAST(SUM(CAST(d2_3_exp AS BIGINT)) AS DOUBLE), 0), 0), 6)  AS d3_3_rov
+
+        -- ==================== 全链路 ====================
+        ,SUM(CAST(return_n_uv_noself AS BIGINT))
+            + SUM(CAST(cn_1_uv AS BIGINT)) + SUM(CAST(cn_2_uv AS BIGINT)) + SUM(CAST(cn_3_uv AS BIGINT))
+            + SUM(CAST(dn_1_uv AS BIGINT)) + SUM(CAST(dn_2_uv AS BIGINT)) + SUM(CAST(dn_3_uv AS BIGINT))
+                                                                                        AS all_return_n_uv
+        ,ROUND(COALESCE(
+            (   SUM(CAST(return_n_uv_noself AS BIGINT))
+              + SUM(CAST(cn_1_uv AS BIGINT)) + SUM(CAST(cn_2_uv AS BIGINT)) + SUM(CAST(cn_3_uv AS BIGINT))
+              + SUM(CAST(dn_1_uv AS BIGINT)) + SUM(CAST(dn_2_uv AS BIGINT)) + SUM(CAST(dn_3_uv AS BIGINT))
+            ) / NULLIF(COUNT(1), 0)
+        , 0), 6)                                                                        AS all_rovn
+        ,ROUND(COALESCE(
+            (   SUM(CAST(return_n_uv_noself AS BIGINT))
+              + SUM(CAST(cn_1_uv AS BIGINT)) + SUM(CAST(cn_2_uv AS BIGINT)) + SUM(CAST(cn_3_uv AS BIGINT))
+              + SUM(CAST(dn_1_uv AS BIGINT)) + SUM(CAST(dn_2_uv AS BIGINT)) + SUM(CAST(dn_3_uv AS BIGINT))
+            ) / NULLIF(CAST(COUNT(1) AS DOUBLE), 0)
+        , 0), 6)                                                                        AS all_rov
+        ,ROUND(COALESCE(
+            (   SUM(CAST(return_n_uv_noself AS BIGINT))
+              + SUM(CAST(cn_1_uv AS BIGINT)) + SUM(CAST(cn_2_uv AS BIGINT)) + SUM(CAST(cn_3_uv AS BIGINT))
+              + SUM(CAST(dn_1_uv AS BIGINT)) + SUM(CAST(dn_2_uv AS BIGINT)) + SUM(CAST(dn_3_uv AS BIGINT))
+            ) / NULLIF(CAST(COUNT(DISTINCT mid) AS DOUBLE), 0)
+        , 0), 6)                                                                        AS all_ror
+
+
+-- =====================================================================
+-- FROM + GROUP BY CUBE
+-- =====================================================================
+
+FROM    t_wide
+
+GROUP BY CUBE(
+            user_type
+            ,hh_bucket
+            ,head_merge_leve2
+            ,vid_merge_leve2
+            ,vid_id
+        )
+
+ORDER BY exposure_cnt DESC
+;