考试
2021-02-25 12:20:46

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题目描述

ASELECT last_name, department_name FROM employees NATURAL JOIN departments;

BSELECT last_name, department_name FROM employees JOIN departments ;

CSELECT last_name, department_name FROM employees e JOIN departments d ON (e.department_id = d.department_id);

DSELECT last_name, department_name FROM employees e RIGHT OUTER JOIN departments d ON (e.department_id = d.department_id);

ESELECT last_name, department_name FROM employees FULL JOIN departments ON (e.department_id = d.department_id);

FSELECT last_name, department_name FROM employees e LEFT OUTER JOIN departments d ON (e.department_id = d.department_id);

答案解析

[db:答案解析]

F

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