最新话题
-
desc employees; desc departments; SELECT employee_id,department_id,location_id from employees,depart...0154 -
查询表结构 DESC employees; DESC departments; 注意写表别名和连接条件 ‘e’和‘d’,where SELECT e.employee_id,d.departmen...0159
-
SELECT employee_id,department_name FROM employees,departments WHERE employees.employee_id departmen...0151
-
desc employees; desc departments; select e.employee_id,d.department_name from employees,departments;...0173
-
SELECT e.last_name,d.department_id FROM employees e,departments d WHERE d.department_ide.department_...0150
-
SELECT employee_id,department_name from employees,departments WHERE employees.employee_id departmen...0182
-
SELECT employee_id,department_name from employees,departments where employees.department_id departme...0139
-
查询员工id和部门名字 select employee_id,last_name from employees,departments where employees.department_id de...0153
-
角度3：内连接vs外连接 SELECT e.employee_id,d.department_name FROM employees e,departments d WHERE e.departmen...0159
-
内连接vs外连接 回顾 SELECT employee_id,department_name from employees e,departments d where e.department_i...0150
-
select employee_id,department_name from employees e,departments d where e.employee_idd.department_id...0166
-
SELECT e.employee_id,d.department_nameFROM employees e,departments dWHERE e.department_id d.departm...0145
-
select employee_id,department_name from employees e,departments d where e.employee_idd.department_id...0132
-
SELECT employee_id,department_name from employees e,departments d where e.department_idd.department_...0177
-
SELECT e.employee_id,d.department_name FROM employees e,departments d WHERE e.department_id d.depar...0144
-
SELECT e.employee_id,d.department_namefrom employees e,departments dwhere e.department_idd.departmen...0146
-
SELECT e.employee_id,d.department_name FROM employees e,departments d WHERE e.department_id d.depar...0138
-
SELECT e.employee_id,d.department_nameFROM employees AS e,departments AS dWHERE e.department_id d.d...0227
-
select employee_id,department_name from employees e,departments d where e. department_idd.department...0149
-
select employee_id,department_name,locations from employees,departments WHERE employees.department_i...0157
推荐话题