Select with index support in sap abap

SELECT * FROM T100           
WHERE     ARBGB = '00'     
      AND MSGNR = '999'.   
ENDSELECT.                   

SELECT * FROM T002.            
 SELECT * FROM T100           
   WHERE     SPRSL = T002-SPRAS
         AND ARBGB = '00'     
         AND MSGNR = '999'.   
 ENDSELECT.                   
ENDSELECT.