Query to get the List of Grades and codes

SELECT PG.GRADE_CODE , PGT.NAME
FROM PER_GRADES_F_TL  PGT, PER_GRADES_F PG 
WHERE PGT.SOURCE_LANG = 'US' 
AND    PGT.GRADE_ID = PG.GRADE_ID 
AND    PG.ACTIVE_STATUS = 'A'
AND    PG.GRADE_TYPE = 'GRADE'
AND   TRUNC(SYSDATE) BETWEEN PG.EFFECTIVE_START_DATE AND PG.EFFECTIVE_END_DATE
ORDER BY  PG.GRADE_CODE

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