ROUND(345.678,2) ROUND(345.678,-1) ROUND(345.678,-2) : ROUND « Numerical Math Functions « Oracle PL/SQL Tutorial

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Oracle PL/SQL Tutorial » Numerical Math Functions » ROUND

14. 17. 10. ROUND(345.678,2) ROUND(345.678,-1) ROUND(345.678,-2)


SQL>

SQL>

SQL> select round(345.678,2)

  2  ,      round(345.678,-1)

  3  ,      round(345.678,-2)

  4  from   dual;



ROUND(345.678,2) ROUND(345.678,-1) ROUND(345.678,-2)

---------------- ----------------- -----------------

          345.68               350               300



SQL>

14. 17. ROUND
	14. 17. 1.	ROUND(x, [y]) gets the result of rounding x an optional y decimal places.
	14. 17. 2.	ROUND column value
	14. 17. 3.	ROUND for negative value
	14. 17. 4.	ROUND may have a second argument to handle precision: means the distance to the right of the decimal point
	14. 17. 5.	The second argument of ROUND defaults to 0
	14. 17. 6.	The second argument of ROUND, precision, may be negative, which means displacement to the left of the decimal point
	14. 17. 7.	ROUND(5.75)
	14. 17. 8.	ROUND(5.75, 1)
	14. 17. 9.	ROUND(5.75, -1) (2)
	14. 17. 10.	ROUND(345.678,2) ROUND(345.678,-1) ROUND(345.678,-2)
	14. 17. 11.	Demonstrates the ROUND function
	14. 17. 12.	round(sqrt(sal),2)

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