하나 개의 솔루션은 다음과 같습니다
1) 작업은 시간 간격이고, 당신은 매일 1 개 튜플을 생성해야합니다. 일자리가 오늘 시작되어 내일 끝나면 두 개의 튜플 (오늘과 내일 날짜)이 필요합니다. 당신은이 작업을 수행 할 수 있습니다 : 당신은 종료 시간 일부 행에 (SHIFT 테이블을 수정해야)
SELECT JOBID,
GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) JOBDAYSTART,
LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD')) JOBDAYEND,
NDAY
FROM (
SELECT LEVEL NDAY
FROM DUAL
CONNECT BY LEVEL <= (SELECT CEIL(MAX(JOBEND - JOBSTART))+1 FROM JOBS)
), JOBS
WHERE GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) <=
LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD'))
2 0시 0분 0초이며,이) 다음 날의 시간입니다. 당신은 사용할 수 있습니다
는
SELECT SHIFTSTART, SHIFTEND, DAY, 0 SHIFTENDOFFSET
FROM SHIFTS
WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS')
<= TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS')
UNION
SELECT SHIFTSTART, SHIFTEND, DAY, 1 SHIFTENDOFFSET
FROM SHIFTS
WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS')
> TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS')
이 선택은 SHIFTENDOFFSET 을 포함한다 : 0 시간이 시작 하루 다음날 인 경우 시간이 1 시작 하루에 있으며합니다. 작업이 시작될 때 이동이 끝난 후
는
3)은 이제
SELECT JOBID,
GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART),
LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND),
24*(LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) - GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART)) TOTAL
FROM
(SELECT JOBID, GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) JOBDAYSTART, LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD')) JOBDAYEND, NDAY FROM (SELECT LEVEL NDAY FROM DUAL CONNECT BY LEVEL <= (SELECT CEIL(MAX(JOBEND - JOBSTART))+1 FROM JOBS)), JOBS wHERE GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) <= LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD')))
JOIN
(SELECT SHIFTSTART, SHIFTEND, DAY, 0 SHIFTENDOFFSET FROM SHIFTS WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS') <= TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') UNION SELECT SHIFTSTART, SHIFTEND, DAY, 1 SHIFTENDOFFSET FROM SHIFTS WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS') > TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS'))
ON (TO_CHAR(JOBDAYSTART, 'Day','nls_date_language=english') LIKE (DAY||'%'))
WHERE LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND)
> GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART)
ORDER BY 1,2
4) 그 당시에는 불가능 튜플 (모두 변화의 하루 "모든 작업의 날 '의 날을 사용하여 참여하고 필터링 할 수 있습니다) 그룹을 JOBID와 SUM으로 나누어 총 시간을 구합니다. 당신이 한 42 시간 축적하는 일을 말하지만,이 정확하지 않은 당신의 예에서
SELECT JOBID "Job_ID", JOBSTART "Start_Time", JOBEND "End_Time", TRUNC(SUM(LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) - GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART)))||' '|| TO_CHAR(TRUNC(MOD(SUM(LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) - GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART)),1)*24),'FM00')||':'|| TO_CHAR(TRUNC(MOD(MOD(SUM(LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) - GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART)),1)*24,1)*60),'FM00')||':'|| TO_CHAR(TRUNC(MOD(MOD(MOD(SUM(LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) - GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART)),1)*24,1)*60,1)*60),'FM00') "Shift Timings" FROM (SELECT JOBID, JOBSTART, JOBEND, GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) JOBDAYSTART, LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD')) JOBDAYEND, NDAY FROM (SELECT LEVEL NDAY FROM DUAL CONNECT BY LEVEL <= (SELECT CEIL(MAX(JOBEND - JOBSTART))+1 FROM JOBS)), JOBS WHERE GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) <= LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD'))) JOIN (SELECT SHIFTSTART, SHIFTEND, DAY, 0 SHIFTENDOFFSET FROM SHIFTS WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS') <= TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') UNION SELECT SHIFTSTART, SHIFTEND, DAY, 1 SHIFTENDOFFSET FROM SHIFTS WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS') > TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS')) ON (TO_CHAR(JOBDAYSTART, 'Day','nls_date_language=english') LIKE (DAY||'%')) WHERE LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) > GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART) GROUP BY JOBID, JOBSTART, JOBEND
:
SELECT JOBID,
24*SUM(LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) - GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART)) TOTAL
FROM
(SELECT JOBID, GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) JOBDAYSTART, LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD')) JOBDAYEND, NDAY FROM (SELECT LEVEL NDAY FROM DUAL CONNECT BY LEVEL <= (SELECT CEIL(MAX(JOBEND - JOBSTART))+1 FROM JOBS)), JOBS WHERE GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) <= LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD')))
JOIN
(SELECT SHIFTSTART, SHIFTEND, DAY, 0 SHIFTENDOFFSET FROM SHIFTS WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS') <= TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') UNION SELECT SHIFTSTART, SHIFTEND, DAY, 1 SHIFTENDOFFSET FROM SHIFTS WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS') > TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS'))
ON (TO_CHAR(JOBDAYSTART, 'Day','nls_date_language=english') LIKE (DAY||'%'))
WHERE LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) > GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART)
GROUP BY JOBID
5) 마지막으로, 당신의 예상 출력 형식을 적용합니다. 직업 1에는 52 시간 이상이 있습니다. 직업 3에는 42 시간이 있습니다.
ALTER SESSION SET NLS_DATE_FORMAT = 'YYYY-MM-DD HH24:MI:SS DAY';
DROP TABLE JOBS;
DROP TABLE SHIFTS;
CREATE TABLE JOBS
(JOBID NUMBER, JOBSTART DATE, JOBEND DATE);
CREATE TABLE SHIFTS
(SHIFTSTART VARCHAR2(8), SHIFTEND VARCHAR2(8), DAY VARCHAR2(13));
INSERT INTO JOBS VALUES (1, TO_DATE('01.12.2013 16:38:56','DD.MM.YYYY HH24:MI:SS'), TO_DATE('09.12.2013 10:38:56','DD.MM.YYYY HH24:MI:SS'));
INSERT INTO JOBS VALUES (2, TO_DATE('11.11.2013 10:14:13','DD.MM.YYYY HH24:MI:SS'), TO_DATE('07.12.2013 12:28:26','DD.MM.YYYY HH24:MI:SS'));
INSERT INTO JOBS VALUES (3, TO_DATE('29.11.2013 08:20:22','DD.MM.YYYY HH24:MI:SS'), TO_DATE('05.12.2013 07:18:17','DD.MM.YYYY HH24:MI:SS'));
-- Fix the start hour to 0:00:00 instead of 0:00
INSERT INTO SHIFTS VALUES ('0:0:00','6:00:00','Monday');
INSERT INTO SHIFTS VALUES ('6:00:00','12:00:00','Monday');
INSERT INTO SHIFTS VALUES ('12:00:00','0:00:00','Tuesday');
INSERT INTO SHIFTS VALUES ('0:00:00','6:00:00','Wednesday');
INSERT INTO SHIFTS VALUES ('6:00:00','12:00:00','Saturday');
INSERT INTO SHIFTS VALUES ('6:00:00','12:00:00','Sunday');
COMMIT;
SELECT JOBID, GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'),
JOBDAYSTART), LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND), 24*(
LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) - GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'),
JOBDAYSTART)) TOTAL
FROM
(SELECT JOBID, GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) JOBDAYSTART, LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD')) JOBDAYEND, NDAY
FROM (SELECT LEVEL NDAY FROM DUAL CONNECT BY LEVEL <= (SELECT CEIL(MAX(JOBEND - JOBSTART))+1 FROM JOBS)), JOBS
WHERE GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) <= LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD')))
JOIN
(SELECT SHIFTSTART, SHIFTEND, DAY, 0 SHIFTENDOFFSET
FROM SHIFTS
WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS') <= TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS')
UNION
SELECT SHIFTSTART, SHIFTEND, DAY, 1 SHIFTENDOFFSET
FROM SHIFTS
WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS') > TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS')
)
ON (TO_CHAR(JOBDAYSTART, 'Day','nls_date_language=english') LIKE (DAY||'%'))
WHERE LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) > GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'),
JOBDAYSTART)
ORDER BY 1,2;
SELECT JOBID, 24*SUM(
LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) - GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'),
JOBDAYSTART)) TOTAL
FROM
(SELECT JOBID, GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) JOBDAYSTART, LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD')) JOBDAYEND, NDAY
FROM (SELECT LEVEL NDAY FROM DUAL CONNECT BY LEVEL <= (SELECT CEIL(MAX(JOBEND - JOBSTART))+1 FROM JOBS)), JOBS
WHERE GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) <= LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD')))
JOIN
(SELECT SHIFTSTART, SHIFTEND, DAY, 0 SHIFTENDOFFSET
FROM SHIFTS
WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS') <= TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS')
UNION
SELECT SHIFTSTART, SHIFTEND, DAY, 1 SHIFTENDOFFSET
FROM SHIFTS
WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS') > TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS')
)
ON (TO_CHAR(JOBDAYSTART, 'Day','nls_date_language=english') LIKE (DAY||'%'))
WHERE LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) > GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'),
JOBDAYSTART)
GROUP BY JOBID;
SELECT JOBID "Job_ID", JOBSTART "Start_Time", JOBEND "End_Time", TRUNC(SUM(LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) - GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART)))||' '|| TO_CHAR(TRUNC(MOD(SUM(LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) - GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART)),1)*24),'FM00')||':'|| TO_CHAR(TRUNC(MOD(MOD(SUM(LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) - GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART)),1)*24,1)*60),'FM00')||':'|| TO_CHAR(TRUNC(MOD(MOD(MOD(SUM(LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) - GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART)),1)*24,1)*60,1)*60),'FM00') "Shift Timings" FROM (SELECT JOBID, JOBSTART, JOBEND, GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) JOBDAYSTART, LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD')) JOBDAYEND, NDAY FROM (SELECT LEVEL NDAY FROM DUAL CONNECT BY LEVEL <= (SELECT CEIL(MAX(JOBEND - JOBSTART))+1 FROM JOBS)), JOBS WHERE GREATEST(JOBSTART, TRUNC(JOBSTART+(NDAY-1),'DDD')) <= LEAST(JOBEND, TRUNC(JOBEND+NDAY,'DDD'))) JOIN (SELECT SHIFTSTART, SHIFTEND, DAY, 0 SHIFTENDOFFSET FROM SHIFTS WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS') <= TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') UNION SELECT SHIFTSTART, SHIFTEND, DAY, 1 SHIFTENDOFFSET FROM SHIFTS WHERE TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS') > TO_DATE(TO_CHAR(SYSDATE,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS')) ON (TO_CHAR(JOBDAYSTART, 'Day','nls_date_language=english') LIKE (DAY||'%')) WHERE LEAST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTEND,'YYYY-MM-DD HH24:MI:SS') + SHIFTENDOFFSET, JOBDAYEND) > GREATEST(TO_DATE(TO_CHAR(JOBDAYSTART,'YYYY-MM-DD ') || SHIFTSTART,'YYYY-MM-DD HH24:MI:SS'), JOBDAYSTART) GROUP BY JOBID, JOBSTART, JOBEND;
당신의 시도를 작성하십시오
당신은, 4), 5) 쿼리(), 귀하의 샘플 행을 소개 그것은 테이블을 일자리를 창출하고 변화와 3을 수행) 다음과 같은 스크립트를 사용할 수 있습니다. – Oyeme
테이블과 예상 출력에 대한 샘플 데이터를 게시하십시오. – Noel
"작업이 '01.12.2013 16:38:56'에 시작된 시간부터 '09.12.2013 10:38:56'에 마감 될 때까지 총 42 시간의 근무 시간이있었습니다." ? 이 두 날짜 사이에는 42 시간 이상의 간격이 있습니다. –