select to_char(CONTRIBUTION_DATE,'YYYY') from contribution
select to_number(to_char(CONTRIBUTION_DATE,'YYYY')) from contribution
| No. | Subject | Author | Date | Views |
|---|---|---|---|---|
| 41 | ACTION | admin | 2019.01.11 | 6467 |
| 40 | GP PRINT | admin | 2018.05.31 | 929 |
| 39 | INSTR | admin | 2016.05.19 | 794 |
| 38 | SELECT last_name FROM | admin | 2018.12.12 | 758 |
| 37 | TREE | admin | 2016.05.18 | 731 |
| 36 | CREATE TABLE | admin | 2018.09.25 | 482 |
| 35 | SQL | admin | 2016.07.15 | 404 |
| 34 | DATE Compare | admin | 2018.05.22 | 378 |
| 33 | SUBSTR | admin | 2016.05.26 | 280 |
| 32 | FOR LOOP | admin | 2016.05.20 | 278 |
| 31 | ROWNUM | admin | 2016.05.19 | 246 |
| 30 | Group by, Order by (두개의 Table을 활용한 Sub Total / 최고값 ) | admin | 2016.05.06 | 242 |
| 29 | VERY IMPORTANT | admin | 2018.06.26 | 239 |
| 28 | CREATE VIEW | admin | 2016.05.13 | 233 |
| 27 | Report by Order / Product / Order and Product / By Order & Non Order | admin | 2016.04.29 | 230 |
| 26 | MISSIONARY_SUB | admin | 2018.06.25 | 213 |
| 25 | Name Show | admin | 2016.04.28 | 212 |
| » | How to convert DATE to NUMBER | admin | 2018.05.27 | 206 |
| 23 | TABLE PRINT | admin | 2018.06.18 | 201 |
| 22 | CREATING A TABLE / SEQUENCE / TRIGGER | admin | 2016.04.28 | 177 |
