first commit

2026-04-20 15:02:17 +08:00
commit 86f120bc18
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+POSTGRES_QUERY = """
+WITH inventory_latest AS (
+    SELECT
+        t."统一规格编码",
+        t."仓库主键",
+        t."物理总库存"
+    FROM (
+        SELECT
+            f."统一规格编码",
+            f."仓库主键",
+            f."快照时间",
+            f."物理总库存",
+            ROW_NUMBER() OVER (
+                PARTITION BY f."统一规格编码", f."仓库主键"
+                ORDER BY f."快照时间" DESC
+            ) AS rn
+        FROM analytics_layer.fact_inventory_snapshot f
+        WHERE f."数据来源系统" = '旺店通'
+          AND NULLIF(TRIM(f."统一规格编码"), '') IS NOT NULL
+    ) t
+    WHERE t.rn = 1
+),
+
+inventory_summary AS (
+    SELECT
+        "统一规格编码",
+        SUM("物理总库存") AS "总库存"
+    FROM inventory_latest
+    GROUP BY "统一规格编码"
+),
+
+shop_listing_latest AS (
+    SELECT
+        t."统一规格编码",
+        t."店铺主键",
+        t."商品挂单量"
+    FROM (
+        SELECT
+            f."统一规格编码",
+            f."店铺主键",
+            f."快照时间",
+            f."商品挂单量",
+            ROW_NUMBER() OVER (
+                PARTITION BY f."统一规格编码", f."店铺主键"
+                ORDER BY f."快照时间" DESC
+            ) AS rn
+        FROM analytics_layer.fact_shop_listing_snapshot f
+        WHERE f."数据来源系统" = '旺店通店铺'
+          AND NULLIF(TRIM(f."统一规格编码"), '') IS NOT NULL
+    ) t
+    WHERE t.rn = 1
+),
+
+sales_summary AS (
+    SELECT
+        fs."统一规格编码",
+        SUM(
+            CASE
+                WHEN fs."发货时间" >= date_trunc('month', now())
+                 AND fs."发货时间" < date_trunc('month', now()) + INTERVAL '1 month'
+                THEN fs."销售数量"
+                ELSE 0
+            END
+        ) AS "本月销售数量",
+        SUM(
+            CASE
+                WHEN fs."发货时间" >= date_trunc('month', now()) - INTERVAL '1 month'
+                 AND fs."发货时间" < date_trunc('month', now())
+                THEN fs."销售数量"
+                ELSE 0
+            END
+        ) AS "上月销售数量",
+        SUM(
+            CASE
+                WHEN fs."发货时间" >= date_trunc('month', now()) - INTERVAL '2 month'
+                 AND fs."发货时间" < date_trunc('month', now()) - INTERVAL '1 month'
+                THEN fs."销售数量"
+                ELSE 0
+            END
+        ) AS "上上月销售数量"
+    FROM analytics_layer.fact_sales fs
+    WHERE NULLIF(TRIM(fs."统一规格编码"), '') IS NOT NULL
+      AND fs."发货时间" >= date_trunc('month', now()) - INTERVAL '2 month'
+      AND fs."发货时间" < date_trunc('month', now()) + INTERVAL '1 month'
+    GROUP BY fs."统一规格编码"
+),
+
+product_dim AS (
+    SELECT DISTINCT ON ("统一规格编码")
+        "统一规格编码",
+        "品牌名称",
+        "货品简称",
+        "一级分类",
+        "商品名称",
+        "条形码",
+        "零售价"
+    FROM analytics_layer.dim_product
+    WHERE NULLIF(TRIM("统一规格编码"), '') IS NOT NULL
+    ORDER BY "统一规格编码"
+)
+
+SELECT
+    sl."统一规格编码",
+    pd."品牌名称",
+    pd."货品简称",
+    pd."一级分类",
+    pd."商品名称",
+    pd."条形码",
+    pd."零售价",
+    ds."店铺名称",
+    COALESCE(sl."商品挂单量", 0) AS "店铺挂单量",
+    COALESCE(inv."总库存", 0) AS "总库存",
+    COALESCE(ss."本月销售数量", 0) AS "本月销售数量",
+    COALESCE(ss."上月销售数量", 0) AS "上月销售数量",
+    COALESCE(ss."上上月销售数量", 0) AS "上上月销售数量"
+FROM shop_listing_latest sl
+LEFT JOIN inventory_summary inv
+    ON sl."统一规格编码" = inv."统一规格编码"
+LEFT JOIN analytics_layer.dim_shop ds
+    ON sl."店铺主键" = ds."店铺主键"
+LEFT JOIN sales_summary ss
+    ON sl."统一规格编码" = ss."统一规格编码"
+LEFT JOIN product_dim pd
+    ON sl."统一规格编码" = pd."统一规格编码"
+ORDER BY sl."统一规格编码", sl."店铺主键"
+"""
+