数据库中添加月份查询以及统计

数据库中添加月份查询以及统计

WITH table_a AS (
    SELECT 
        ROW_NUMBER() OVER (ORDER BY city DESC) AS 序号,
  			to_char(over_time,'YYYY-MM') AS 归档时间月份,
        a.* 
    FROM diffic_install a 
    WHERE $[over_time >= to_date('${开始日期}', 'YYYY-MM-DD')] -- 开始日期
    AND $[over_time <= to_date('${结束日期}', 'YYYY-MM-DD')] -- 结束日期
),
table_tj AS (
    SELECT 归档时间月份,city AS 地市, COUNT(*) AS 总数, to_char(trunc(SYSDATE),'YYYY-MM-DD') AS 统计时间 FROM table_a GROUP BY 归档时间月份,city
)
SELECT *
FROM (
    SELECT a.*,dense_rank() over(order by a.总数,a.归档时间月份 desc) AS 排名 FROM table_tj a
    UNION ALL 
    SELECT NULL,'全区' AS 地市, SUM(总数) AS 总数,NULL, NULL AS 统计时间 FROM table_tj
) main
ORDER BY 
    CASE main.地市
        WHEN '宁' THEN 1
        WHEN '林' THEN 2
        WHEN '州' THEN 3
        WHEN '林' THEN 4
        WHEN '色' THEN 5
        WHEN '池' THEN 6
        WHEN '港' THEN 7
        WHEN '钦' THEN 8
        WHEN '梧' THEN 9
        WHEN '北' THEN 10
        WHEN '崇' THEN 11
        WHEN '来' THEN 12
        WHEN '贺' THEN 13
        WHEN '防' THEN 14
        WHEN '全区' THEN 15
    END;