mall数据库文件

pages/mall/analytics/test/02_insert_delivery_test_data.sql

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+-- =============================================
+-- 配送效率分析 - 测试数据插入脚本
+-- 说明：
+-- - 用于生成配送员 + 近 30 天配送任务（已送达），便于配送效率分析页面展示趋势与排行。
+-- - 可重复执行：配送员按 real_name 唯一键去重；任务默认会持续累加。
+-- - 如需每次重置数据，请取消 TRUNCATE 注释。
+-- =============================================
+
+-- For a clean test, you can uncomment these lines to clear old data.
+-- TRUNCATE public.ml_delivery_tasks, public.ml_delivery_drivers RESTART IDENTITY;
+
+-- 1) Insert a pool of drivers.
+-- ON CONFLICT ensures this is safe to run multiple times.
+INSERT INTO public.ml_delivery_drivers (real_name, work_status, rating_avg, rating_count)
+VALUES
+  ('张配送', 1, 4.8, 32),
+  ('李骑手', 1, 4.5, 20),
+  ('王师傅', 2, 4.9, 150),
+  ('赵快递', 3, 4.7, 88),
+  ('刘哥', 1, 4.6, 54),
+  ('新人小陈', 1, 3.9, 12)
+ON CONFLICT (real_name) DO NOTHING;
+
+
+-- 2) Generate tasks for the last 30 days.
+DO $$
+DECLARE
+    driver_ids UUID[];
+    d_id UUID;
+    i INT;
+    j INT;
+    num_tasks INT;
+    assigned_time TIMESTAMPTZ;
+    delivery_duration INT; -- in minutes
+BEGIN
+    -- Get all driver IDs into an array
+    SELECT array_agg(id) INTO driver_ids FROM public.ml_delivery_drivers;
+
+    IF array_length(driver_ids, 1) IS NULL THEN
+        RAISE NOTICE 'No drivers found, skipping task generation.';
+        RETURN;
+    END IF;
+
+    -- Loop for the last 30 days
+    FOR i IN 0..29 LOOP
+        -- Create a random number of tasks for each day
+        num_tasks := floor(random() * 10 + 5)::INT; -- 5 to 14 tasks per day
+        FOR j IN 1..num_tasks LOOP
+            -- Pick a random driver
+            d_id := driver_ids[floor(random() * array_length(driver_ids, 1) + 1)];
+
+            -- Generate a random time within the day (from 8am to 10pm)
+            assigned_time := (NOW() - (i || ' days')::INTERVAL)::date
+              + '8 hours'::interval
+              + (floor(random() * 14 * 60) || ' minutes')::interval;
+
+            -- Generate random delivery duration (10 to 50 minutes)
+            delivery_duration := floor(random() * 41 + 10);
+
+            INSERT INTO public.ml_delivery_tasks (order_id, driver_id, status, assigned_at, delivered_at, delivery_fee)
+            VALUES (
+              gen_random_uuid(), -- Generate a unique order_id for each task
+              d_id,
+              5, -- Status 'Delivered'
+              assigned_time,
+              assigned_time + (delivery_duration || ' minutes')::INTERVAL,
+              floor(random() * 8 + 3) -- Fee between 3 and 10
+            );
+        END LOOP;
+    END LOOP;
+END;
+$$;