SELECT SUBSTR('ABCDEFG',3,4) "Substring"
FROM DUAL;
Substring
---------
CDEF
SELECT SUBSTR('ABCDEFG',-5,4) "Substring"
FROM DUAL;
Substring
---------
CDEF
| No. | Subject | Author | Date | Views |
|---|---|---|---|---|
| 106 | Delimiter | admin | 2016.04.29 | 142 |
| 105 | Report by Order / Product / Order and Product / By Order & Non Order | admin | 2016.04.29 | 221 |
| 104 | Outer Join with Oracle SQL | admin | 2016.04.29 | 148 |
| 103 | EXPORT & IMPORT | admin | 2016.05.01 | 175 |
| 102 | wwv_flow_files | admin | 2016.05.01 | 155 |
| 101 | APEX ADMIN PASSWORD 바꾸기 | admin | 2016.05.02 | 117 |
| 100 | HEAD TITLE (제목)을 조건에 따라 바꾸기 | admin | 2016.05.03 | 135 |
| 99 | EMPLOYEE_LEVEL_ID | admin | 2016.05.03 | 89 |
| 98 | Group by, Order by (두개의 Table을 활용한 Sub Total / 최고값 ) | admin | 2016.05.06 | 236 |
| 97 | Interactive Report | admin | 2016.05.07 | 119 |
| 96 | Fundamentals of PL/SQL | admin | 2016.05.10 | 2041 |
| 95 | Display Value, Return Value | admin | 2016.05.10 | 119 |
| 94 | BOOLEAN SAMPLE | admin | 2016.05.11 | 147 |
| 93 | test | admin | 2016.05.11 | 123 |
| 92 | CREATE VIEW | admin | 2016.05.13 | 224 |
| 91 | 3D Pie Chart | admin | 2016.05.17 | 222 |
| 90 | TREE | admin | 2016.05.18 | 723 |
| 89 | INSTR | admin | 2016.05.19 | 791 |
| 88 | NVL | admin | 2016.05.19 | 152 |
| 87 | ROWNUM | admin | 2016.05.19 | 240 |
