kurs:corellated_subquery_vs_pseudotable
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kurs:corellated_subquery_vs_pseudotable [2012/09/25 17:22] 127.0.0.1 external edit |
kurs:corellated_subquery_vs_pseudotable [2012/12/18 10:24] mh |
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| order by mehr desc | order by mehr desc | ||
| </code> | </code> | ||
| + | |||
| + | ==== Finde den Angestellten mit dem höchsten Gehalt pro Department ==== | ||
| + | |||
| + | <code> | ||
| + | SELECT first_name, last_name, salary, dep_outer.DEPARTMENT_NAME, dep_outer.department_id | ||
| + | FROM EMPLOYEES join DEPARTMENTS dep_outer | ||
| + | on (dep_outer.DEPARTMENT_ID = EMPLOYEES.DEPARTMENT_ID) | ||
| + | where | ||
| + | salary = (select max(salary) from employees where department_id = dep_outer.department_id) | ||
| + | order by dep_outer.department_id, salary | ||
| + | </code> | ||
| + | |||
kurs/corellated_subquery_vs_pseudotable.txt · Last modified: 2014/09/10 21:22 (external edit)
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