반응형
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 | select * from tab; select * from employees; select employee_id, last_name from employees where last_name= 'Smith'; desc employees; select employee_id, salary from employees where last_name='Smith'; select employee_id, first_name, salary from employees where last_name='Smith'; select employee_id as "종업원", salary as "SAL" from employees; select employee_id "ID", salary "SAL" from employees; select employee_id "종업원", salary "연봉" from employees where last_name='Smith'; select distinct JOB_ID from employees; select first_name, last_name, salary from employees where salary >= 5000; select first_name, last_name, hire_date from employees where hire_date >= '04/01/01'; /* AND */ select first_name, last_name, job_id, department_id from employees where department_id = 50 and job_id = 'SH_CLERK'; select first_name, last_name, department_id, manager_id from employees where department_id = 50 and manager_id = 124; /* OR */ select first_name, last_name, department_id, manager_id from employees where department_id = 50 or manager_id = 124; /* NOT */ select first_name, last_name, job_id, department_id from employees where not (department_id =50); select first_name, last_name, job_id, department_id from employees where department_id <>40; /* salary 4000 ~ 8000*/ select first_name, last_name, salary from employees where salary >= 4000 and salary <= 8000; /* BETWEEN */ select first_name, last_name, salary from employees where salary between 4000 and 8000; /* salary 4000 ~ 8000 END*/ select first_name, last_name, salary from employees where salary = 6500 or salary = 7700 or salary = 13000; select first_name, last_name, salary from employees where salary in (6500, 7700, 13000); select first_name, last_name from employees where first_name like 'D%'; select first_name, last_name from employees where first_name like '%d'; | cs |
반응형
'프로그래밍 > SQL' 카테고리의 다른 글
[Oracle SQL] 숫자함수 (0) | 2017.08.04 |
---|---|
[Oracle SQL] 문자 함수 (0) | 2017.08.03 |
[Oracle SQL] 토드 설치 (0) | 2017.07.29 |
[SQL] 기초함수 예제 (0) | 2017.07.07 |
[SQL] 기초함수 1 (0) | 2017.07.06 |