Hola tengo el siguiente error al ingresar la siguiente consulta para mostrar el maximo y el minimo sueldo por cada cargo y no entiendo porque si al mostrar la tabla employees me muestra que es SALARY es una columna la cual puedo usar para mostrar los salarios de los empleados, pero al usarla me arroja el error “Invalid identifier”.
SELECT UPPER(JOB_TITLE) CARGO, MAX(SALARY) “SUELDO MAYOR”, MIN(SALARY) “SUELDO MENOR” FROM PRUEBASQL P INNER JOIN JOBS J ON J.JOB_ID= P.JOB_ID GROUP BY JOB_TITLE;
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