58 lines
2.2 KiB
MySQL
58 lines
2.2 KiB
MySQL
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-- tm_building_user_wifi_m 楼宇 WiFi 指标月表 核心计算逻辑 (标准契约版)
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-- 计算侧：HiveSQL
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-- 数据源：ODS OTT（WiFi 指标）
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-- 输出：楼宇 WiFi 用户数、市场份额、信号强度
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-- 参数设置
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-- SET hivevar:year_month='2026-05';
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-- Step 1: 创建临时表关联楼宇信息
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DROP TABLE IF EXISTS tmp_tm_building_user_wifi_m;
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CREATE TABLE tmp_tm_building_user_wifi_m AS
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SELECT
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'${hivevar:year_month}' AS year_month,
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b.building_id,
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b.building_name,
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b.building_type,
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b.provincecode,
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b.province_name,
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b.citycode,
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b.city_name,
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b.districtcode,
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b.district_name,
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'telecom' AS operator_name,
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-- 使用 LATERAL VIEW EXPLODE 展开数组后统计去重用户
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approx_count_distinct(CASE WHEN w.wifi_name IS NOT NULL THEN exploded_device_id END) AS wifi_total_user_count,
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approx_count_distinct(CASE WHEN w.wifi_name = 'ChinaNet' THEN exploded_device_id END) AS wifi_user_count,
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-- WiFi 市场份额
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CASE
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WHEN approx_count_distinct(CASE WHEN w.wifi_name IS NOT NULL THEN exploded_device_id END) > 0
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THEN approx_count_distinct(CASE WHEN w.wifi_name = 'ChinaNet' THEN exploded_device_id END) * 1.0 /
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approx_count_distinct(CASE WHEN w.wifi_name IS NOT NULL THEN exploded_device_id END)
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ELSE NULL
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END AS wifi_market_share,
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AVG(w.signal_strength) AS wifi_signal_strength
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FROM (
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SELECT building_id, building_name, building_type,
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provincecode, province_name, citycode, city_name,
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districtcode, district_name
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FROM td_building
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) b
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LEFT JOIN (
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SELECT building_id, wifi_name, device_id_list, signal_strength
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FROM ODS_OTT_WIFI
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WHERE year_month = '${hivevar:year_month}'
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AND operator_name = 'telecom'
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) w ON b.building_id = w.building_id
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LATERAL VIEW EXPLODE(w.device_id_list) t AS exploded_device_id
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GROUP BY
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b.building_id, b.building_name, b.building_type,
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b.provincecode, b.province_name, b.citycode, b.city_name,
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b.districtcode, b.district_name
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;
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-- Step 2: 验证数据
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-- SELECT COUNT(*) FROM tmp_tm_building_user_wifi_m;
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-- SELECT year_month, building_id, wifi_total_user_count, wifi_user_count, wifi_market_share
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-- FROM tmp_tm_building_user_wifi_m LIMIT 10;
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