hive获取这周五到下周四的区间，周一到周日的区间

本文主要是介绍hive获取这周五到下周四的区间，周一到周日的区间，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！

-- 获取每个日期所在周期的开始和结束时间
SELECTcreated_date AS date_in_period,CASEWHEN date_format(created_date, 'u') < 5 THEN date_sub(created_date, cast(date_format(created_date, 'u') AS INT) + 2)ELSE date_sub(created_date, cast(date_format(created_date, 'u') AS INT) - 5)END AS period_start,CASEWHEN date_format(created_date, 'u') < 5 THEN date_add(created_date, 4 - cast(date_format(created_date, 'u') AS INT))ELSE date_add(created_date, 11 - cast(date_format(created_date, 'u') AS INT))END AS period_end,date_format(created_date, 'u') actual_week
FROM ods_ticket_full
where dt = '2024-05-10';

获取周一到周日的星期区间

with t1 as (select sp_no,sp_name,item,applyer,date_format(from_utc_timestamp(apply_time * 1000, 'America/Los_Angeles'),'yyyy-MM-dd HH:mm:ss')   apply_time_pst,date_format(from_utc_timestamp(apply_time * 1000, 'Asia/Shanghai'), 'yyyy-MM-dd HH:mm:ss') apply_time_cst,department_name,expect_install_time,approver,date_format(from_utc_timestamp(approver_time * 1000, 'Asia/Shanghai'), 'yyyy-MM-dd HH:mm:ss') approver_time_cstfrom ods_installation_timeout_fullwhere dt = '2024-05-13'
)
-- insert overwrite table ads_installation_timeout
select sp_no,sp_name,item,applyer,apply_time_pst,apply_time_cst,department_name,expect_install_time,approver,approver_time_cst,concat(year(date_sub(next_day(approver_time_cst, 'MO'), 4)), '-', if(weekofyear(approver_time_cst)<10,concat('0',weekofyear(approver_time_cst)),weekofyear(approver_time_cst)))  actual_week,-- 获取每个日期所在周期的开始和结束时间-- 对于输入的日期，start_of_week将调整到所在周的周一，end_of_week将调整到所在周的周日。date_sub(approver_time_cst, cast(date_format(approver_time_cst, 'u') AS INT) - 1) AS start_date, -- 当日期为周一时，返回自身；否则返回本周周一date_add(approver_time_cst, 7 - cast(date_format(approver_time_cst, 'u') AS INT)) AS end_date,-- 当日期为周日时，返回自身；否则返回本周周日concat(date_format(approver_time_cst,'yyyy-MM'),'-01') actual_month,concat(year(approver_time_cst),'-',quarter(approver_time_cst)) actual_quarter
from t1
where datediff(expect_install_time,approver_time_cst)<