kurs:zeilen_vergleichen
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kurs:zeilen_vergleichen [2014/09/10 21:22] (current) |
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| + | <code> | ||
| + | select a.employee_id, a.first_name, a.last_name, a.salary, | ||
| + | b.employee_id, b.first_name, b.last_name, b.salary | ||
| + | -- , prior a.salary | ||
| + | from | ||
| + | (select employee_id, first_name, last_name, salary | ||
| + | from employees order by salary desc, employee_id) a, | ||
| + | ( | ||
| + | (select employee_id, first_name, last_name, salary | ||
| + | from employees) | ||
| + | minus | ||
| + | select * from | ||
| + | (select employee_id, first_name, last_name, salary | ||
| + | from employees order by salary desc) where rownum<2 | ||
| + | ) b | ||
| + | where b.employee_id(+) = a.employee_id | ||
| + | </code> | ||
kurs/zeilen_vergleichen.txt · Last modified: 2014/09/10 21:22 (external edit)
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