修正数据

docs/traffic-model-unification/手工验收脚本.sql

@@ -0,0 +1,140 @@
+-- 流量模型统一改造手工验收脚本
+-- 用途：验证 package_usage 快照、统一公式和 B/C 端 contract 改造后的数据库基线。
+
+-- 1. 查看 package_usage 快照字段是否存在
+SELECT
+    column_name,
+    data_type,
+    column_default,
+    is_nullable
+FROM information_schema.columns
+WHERE table_schema = 'public'
+  AND table_name = 'tb_package_usage'
+  AND column_name IN (
+      'data_limit_mb',
+      'data_usage_mb',
+      'virtual_total_mb_snapshot',
+      'display_gain_ratio_snapshot',
+      'enable_virtual_data_snapshot'
+  )
+ORDER BY column_name;
+
+-- 2. 查看历史记录快照回填结果
+SELECT
+    pu.id AS package_usage_id,
+    pu.package_id,
+    pu.data_limit_mb,
+    pu.data_usage_mb,
+    pu.virtual_total_mb_snapshot,
+    pu.display_gain_ratio_snapshot,
+    pu.enable_virtual_data_snapshot,
+    pu.status,
+    pu.master_usage_id,
+    pu.activated_at,
+    pu.expires_at
+FROM tb_package_usage pu
+ORDER BY pu.id DESC
+LIMIT 50;
+
+-- 3. 统一公式核验：启用虚流量时的五字段与 reduction_pct
+SELECT
+    pu.id AS package_usage_id,
+    pu.data_limit_mb AS real_total_mb,
+    pu.data_usage_mb AS real_used_mb,
+    CASE
+        WHEN pu.enable_virtual_data_snapshot AND pu.virtual_total_mb_snapshot > 0 THEN pu.virtual_total_mb_snapshot
+        ELSE pu.data_limit_mb
+    END AS virtual_total_mb,
+    CASE
+        WHEN pu.enable_virtual_data_snapshot AND pu.virtual_total_mb_snapshot > 0
+            THEN LEAST(pu.data_usage_mb * pu.display_gain_ratio_snapshot, pu.data_limit_mb)
+        ELSE pu.data_usage_mb
+    END AS virtual_used_mb,
+    CASE
+        WHEN pu.enable_virtual_data_snapshot AND pu.virtual_total_mb_snapshot > 0
+            THEN pu.display_gain_ratio_snapshot - 1
+        ELSE 0
+    END AS reduction_pct
+FROM tb_package_usage pu
+ORDER BY pu.id DESC
+LIMIT 50;
+
+-- 4. 停机阈值核验：统一 effective_threshold_mb
+SELECT
+    pu.id AS package_usage_id,
+    pu.data_limit_mb AS real_total_mb,
+    pu.data_usage_mb AS real_used_mb,
+    CASE
+        WHEN pu.enable_virtual_data_snapshot AND pu.virtual_total_mb_snapshot > 0 THEN pu.virtual_total_mb_snapshot
+        ELSE pu.data_limit_mb
+    END AS effective_threshold_mb,
+    CASE
+        WHEN pu.data_usage_mb >= CASE
+            WHEN pu.enable_virtual_data_snapshot AND pu.virtual_total_mb_snapshot > 0 THEN pu.virtual_total_mb_snapshot
+            ELSE pu.data_limit_mb
+        END THEN TRUE
+        ELSE FALSE
+    END AS is_depleted
+FROM tb_package_usage pu
+ORDER BY pu.id DESC
+LIMIT 50;
+
+-- 5. 样例一：100 / 70 / 50 -> 71.43
+WITH sample AS (
+    SELECT
+        100::bigint AS real_total_mb,
+        50::bigint AS real_used_mb,
+        70::bigint AS virtual_total_mb,
+        ROUND(100::numeric / 70::numeric, 6) AS display_gain_ratio
+)
+SELECT
+    real_total_mb,
+    real_used_mb,
+    virtual_total_mb,
+    display_gain_ratio,
+    ROUND(LEAST(real_used_mb * display_gain_ratio, real_total_mb)::numeric, 2) AS expected_virtual_used_mb,
+    ROUND((display_gain_ratio - 1)::numeric, 6) AS expected_reduction_pct
+FROM sample;
+
+-- 6. 样例二：100 / 70 / 69 -> 98.57
+WITH sample AS (
+    SELECT
+        100::bigint AS real_total_mb,
+        69::bigint AS real_used_mb,
+        70::bigint AS virtual_total_mb,
+        ROUND(100::numeric / 70::numeric, 6) AS display_gain_ratio
+)
+SELECT
+    real_total_mb,
+    real_used_mb,
+    virtual_total_mb,
+    display_gain_ratio,
+    ROUND(LEAST(real_used_mb * display_gain_ratio, real_total_mb)::numeric, 2) AS expected_virtual_used_mb,
+    ROUND((display_gain_ratio - 1)::numeric, 6) AS expected_reduction_pct
+FROM sample;
+
+-- 7. 样例三：未启用虚流量时应退化为真流量视图
+WITH sample AS (
+    SELECT
+        100::bigint AS real_total_mb,
+        69::bigint AS real_used_mb,
+        FALSE AS enable_virtual_data_snapshot,
+        100::bigint AS virtual_total_mb_snapshot,
+        1.0::numeric AS display_gain_ratio_snapshot
+)
+SELECT
+    real_total_mb,
+    real_used_mb,
+    CASE
+        WHEN enable_virtual_data_snapshot AND virtual_total_mb_snapshot > 0 THEN virtual_total_mb_snapshot
+        ELSE real_total_mb
+    END AS expected_virtual_total_mb,
+    CASE
+        WHEN enable_virtual_data_snapshot AND virtual_total_mb_snapshot > 0 THEN LEAST(real_used_mb * display_gain_ratio_snapshot, real_total_mb)
+        ELSE real_used_mb
+    END AS expected_virtual_used_mb,
+    CASE
+        WHEN enable_virtual_data_snapshot AND virtual_total_mb_snapshot > 0 THEN display_gain_ratio_snapshot - 1
+        ELSE 0
+    END AS expected_reduction_pct
+FROM sample;