SELECT empno, ename , lower(ename)"L-ENAME", initcap(ename)"I-ENAME" FROM emp WHERE ROWNUM < 7
PostgreSQL
SELECT empno, ename , lower(ename)"L-ENAME", initcap(ename)"I-ENAME" FROM emp LIMIT 6
MYSQL:
SELECT empno, ename , lower(ename)"LW-NAME", LEFT(ENAME,1)"LT-ENAME" FROM emp LIMIT 6