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Order by clause
Example:
SELECT EMPNO, ENAME, SAL*12 "ANNUAL" FROM EMP
ORDER BY ANNUAL;
Example: //Sorting by multiple columns//; ascending order on department number and descending order of salary in each department.
SELECT ENAME, DEPTNO, SAL FROM EMP
ORDER BY DEPTNO, SAL DESC;
what are the main characteristics of database
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