[SQL] hr schema

hr schema

 

-- 문제1) EMPLOYEES 테이블에서 급여가 3000이상인 사원의 사원번호, 이름, 담당업무, 급여를 출력하라.

SELECT employee_id, first_name, salary
FROM employees
WHERE salary >= 3000;

-- 문제2) EMPLOYEES 테이블에서 담당 업무가 ST_MAN인 사원의 사원번호, 성명, 담당업무, 급여, 부서번호를 출력하라.

SELECT employee_id, first_name, job_id, salary, department_id
FROM employees
WHERE job_id LIKE 'ST_MAN';

-- 문제3) EMPLOYEES 테이블에서 입사일자가 2006년 1월 1일 이후에 입사한 사원의 사원번호, 성명, 담당업무, 급여, 입사일자, 부서번호를 출력하라.

SELECT employee_id, first_name, JOB_ID, salary, HIRE_DATE, DEPARTMENT_ID
FROM employees
WHERE HIRE_DATE > TO_DATE('060101', 'YYMMDD');

-- 문제4) EMPLOYEES 테이블에서 급여가 3000에서 5000사이의 사원의 성명, 담당업무, 급여, 부서번호를 출력하라.

SELECT FIRST_NAME, JOB_ID, SALARY, DEPARTMENT_ID
FROM employees
WHERE SALARY BETWEEN 3000 AND 5000;

-- 문제5) EMPLOYEES 테이블에서 사원번호가 145,152,203인 사원의 사원번호, 성명, 담당업무, 급여, 입사일자를 출력하라

SELECT employee_id, first_name, JOB_ID, SALARY, HIRE_DATE 
FROM employees
WHERE employee_id IN(145, 152, 203);

-- 문제6) EMPLOYEES 테이블에서 입사일자가 05년도에 입사한 사원의 사원번호, 성명, 담당업무, 급여, 입사일자, 부서번호를 출력하라.

SELECT employee_id, first_name, job_id, salary, hire_date, department_id
FROM employees
WHERE hire_date LIKE '05%';

-- 문제7) EMPLOYEES 테이블에서 보너스가 없는 사원의 사원번호, 성명, 담당업무, 급여, 입사일자, 보너스, 부서번호를 출력하라.

SELECT employee_id, first_name, JOB_ID, salary, HIRE_DATE, COMMISSION_PCT, DEPARTMENT_ID
FROM employees
WHERE commission_pct IS NULL;

-- 문제8) EMPLOYEES 테이블에서 급여가 1100이상이고 JOB이 ST_MAN인 사원의 사원번호, 성명, 담당업무, 급여, 입사일자, 부서번호를 출력하라

SELECT employee_id, first_name, job_id, salary, hire_date, department_id
FROM employees
WHERE salary >= 1100 AND job_id = 'ST_MAN';

-- 문제9) EMPLOYEES 테이블에서 급여가 10000이상이거나 JOB이 ST_MAN인 사원의 사원번호, 성명, 담당업무, 급여, 입사일자, 부서번호를 출력하라

SELECT employee_id, first_name, job_id, salary, hire_date, department_id
FROM employees
WHERE salary >= 10000 OR job_id = 'ST_MAN';

-- 문제10) EMPLOYEES 테이블에서 JOB이 ST_MAN, SA_MAN, SA_REP가 아닌 사원의 사원번호, 성명, 담당업무, 급여, 부서번호를 출력하라

SELECT employee_id, first_name, job_id, salary,  department_id
FROM employees
WHERE job_id NOT IN ('ST_MAN', 'SA_MAN', 'SA_REP');

-- 문제11) 업무가 AD_PRES이고 급여가 12000이상이거나 업무가 SA_MAN인 사원의 사원번호, 이름, 업무, 급여를 출력하라.

SELECT employee_id, first_name, job_id, salary
FROM employees
WHERE job_id = 'AD_PRES' AND salary >= 12000 OR job_id = 'SA_MAN';

-- 문제12) 업무가 AD_PRES 또는 SA_MAN이고 급여가 12000이상인 사원의 사원번호, 이름, 업무, 급여를 출력하라.

SELECT employee_id, first_name, job_id, salary
FROM employees
WHERE job_id IN ('AD_PRES', 'SA_MAN') AND SALARY >= 12000;