kurs:zeit_und_intervalle
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kurs:zeit_und_intervalle [2010/10/30 14:54] mh |
kurs:zeit_und_intervalle [2014/09/10 21:22] |
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| - | <code> | ||
| - | select sysdate-to_yminterval('1-0') from dual | ||
| - | select sysdate-1/24 from dual; | ||
| - | |||
| - | select ( (sysdate-1/24) - (sysdate-to_dsinterval('0 02:30:00')) ) day to second from dual; | ||
| - | </code> | ||
| - | |||
| - | alle angestellten die länger als 12 Jahre "dabei" sind | ||
| - | <code> | ||
| - | select last_name, hire_date, (sysdate - hire_date) year to month as dauer | ||
| - | from employees where hire_date + to_yminterval('12-0') < sysdate | ||
| - | order by hire_date desc | ||
| - | </code> | ||
| - | |||
| - | <code> | ||
| - | select last_day(last_day(sysdate)+1 - to_yminterval('0-2')) from dual; | ||
| - | |||
| - | select ADD_MONTHS(sysdate+1, -1) from dual | ||
| - | </code> | ||
kurs/zeit_und_intervalle.txt · Last modified: 2014/09/10 21:22 (external edit)
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