kurs:partition_rank
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| + | <code> | ||
| + | select first_name, | ||
| + | last_name, | ||
| + | department_name, | ||
| + | salary, | ||
| + | dep_avg_sal | ||
| + | from ( | ||
| + | select department_id, | ||
| + | first_name, | ||
| + | last_name, | ||
| + | salary, | ||
| + | round( avg(salary) | ||
| + | over (partition by department_id) ) dep_avg_sal | ||
| + | from employees | ||
| + | ) e join departments d | ||
| + | on e.department_id = d.department_id | ||
| + | where salary > dep_avg_sal | ||
| + | </code> | ||
kurs/partition_rank.txt · Last modified: 2014/09/10 21:22 (external edit)
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