oracle获取每隔5分钟的数据趋势
2022/2/15 19:11:37
本文主要是介绍oracle获取每隔5分钟的数据趋势,对大家解决编程问题具有一定的参考价值,需要的程序猿们随着小编来一起学习吧!
往前一小时每隔 5 分钟 SELECT to_char(trunc(sysdate,'hh24')+(to_char(sysdate,'mi')-mod(to_char(sysdate,'mi'),5))/60/24 - 1/24+(rownum*5)/(24*60),'hh24:mi') AS occur_hour FROM DUAL CONNECT BY 12>=ROWNUM select a.occur_hour as "occurHour", nvl(b.num1, 0) as "num1", nvl(b.num2, 0) as "num2", nvl(b.num3, 0) as "num3", nvl(b.num4, 0) as "num4", nvl(b.num5, 0) as "num5" from ( SELECT to_char(trunc(sysdate,'hh24')+(to_char(sysdate,'mi')-mod(to_char(sysdate,'mi'),5))/60/24 - 1/24+(rownum*5)/(24*60),'hh24:mi') AS occur_hour FROM DUAL CONNECT BY 12>=ROWNUM ) a left join ( select occur_hour, sum(num1) as num1, sum(num2) as num2, sum(num3) as num3, sum(num4) as num4, sum(num5) as num5 from (select to_char(trunc(t.WARN_STARTDATETIME,'hh24')+(to_char(t.WARN_STARTDATETIME,'mi')-mod(to_char(t.WARN_STARTDATETIME,'mi'),5))/60/24, 'hh24:mi') occur_hour, decode(trim(t.ALARMLEVEL), '1', 1, 0) as num1, decode(trim(t.ALARMLEVEL), '2', 1, 0) as num2, decode(trim(t.ALARMLEVEL), '3', 1, 0) as num3, decode(trim(t.ALARMLEVEL), '4', 1, 0) as num4, decode(trim(t.ALARMLEVEL), '5', 1, 0) as num5 from (select * from alarm_rule_details where WARN_STARTDATETIME >= trunc(sysdate,'hh24')-1/24) t where 1=1 ) group by occur_hour) b on b.occur_hour = a.occur_hour order by a.occur_hour 当天时间每隔1小时的sql select to_char(to_date(to_char(sysdate,'yyyy-mm-dd'), 'yyyy-mm-dd') + (rownum - 1) / 24,'hh24:mi') as occur_hour from dual connect by 24 >= level select a.occur_hour as "occurHour", nvl(b.num1, 0) as "num1", nvl(b.num2, 0) as "num2", nvl(b.num3, 0) as "num3", nvl(b.num4, 0) as "num4", nvl(b.num5, 0) as "num5" from (select to_char(to_date(to_char(sysdate,'yyyy-mm-dd'), 'yyyy-mm-dd') + (rownum - 1) / 24,'hh24:mi') as occur_hour from dual connect by 24 >= level ) a left join ( select occur_hour, sum(num1) as num1, sum(num2) as num2, sum(num3) as num3, sum(num4) as num4, sum(num5) as num5 from (select to_char(to_date(to_char(sysdate,'yyyy-mm-dd'), 'yyyy-mm-dd') + (rownum - 1) / 24,'hh24:mi') occur_hour, decode(trim(t.ALARMLEVEL), '1', 1, 0) as num1, decode(trim(t.ALARMLEVEL), '2', 1, 0) as num2, decode(trim(t.ALARMLEVEL), '3', 1, 0) as num3, decode(trim(t.ALARMLEVEL), '4', 1, 0) as num4, decode(trim(t.ALARMLEVEL), '5', 1, 0) as num5 from (select * from alarm_rule_details where WARN_STARTDATETIME >= trunc(sysdate,'hh24')-1/24) t where 1=1 ) group by occur_hour) b on b.occur_hour = a.occur_hour order by a.occur_hour
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