kurs:einfache_selects
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kurs:einfache_selects [2011/12/16 13:28] mh |
kurs:einfache_selects [2013/04/29 12:46] mh |
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| and salary not in (10000, 14000) | and salary not in (10000, 14000) | ||
| order by salary desc | order by salary desc | ||
| + | </code> | ||
| + | |||
| + | null felder | ||
| + | |||
| + | <code> | ||
| + | select first_name vorname, | ||
| + | last_name, | ||
| + | salary, | ||
| + | -- salary * 2, | ||
| + | salary + salary * coalesce(commission_pct, 0) auszahlung, | ||
| + | coalesce(commission_pct, 0) cp | ||
| + | from employees | ||
| + | where salary + salary * coalesce(commission_pct, 0) > 10000 | ||
| + | order by cp asc | ||
| + | -- commission_pct is null | ||
| + | -- commission_pct in (0.15, 0.2, 0.3, null) | ||
| </code> | </code> | ||
kurs/einfache_selects.txt ยท Last modified: 2020/05/05 12:06 by admin
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