Oracle sql recupera el ejemplo de código de las primeras 10 filas

Ejemplo 1: resultados del límite de SQL de Oracle

-- Oracle < 11g 
SELECT * FROM ( SELECT * FROM emp ORDER BY sal DESC ) WHERE ROWNUM <= 5;
	
-- Oracle 12c +
SELECT * FROM emp ORDER BY sal DESC FETCH FIRST 5 ROWS ONLY;

Ejemplo 2: Oracle selecciona las primeras 10 filas

SELECT * FROM (SELECT [COLUMNS] FROM [TABLE] ORDER BY [DATE] DESC)
    WHERE ROWNUM >= 1 AND ROWNUM <=10;
-- Oracle 12c:
SELECT * FROM (SELECT [COLUMNS] FROM [TABLE] ORDER BY [DATE] DESC) 
    FETCH FIRST 10 ROWS ONLY;

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