JCL to copy data for KSDS TO ALTERNATIVE INDEX

//IBMUSERA JOB NOTIFY=&SYSUID
//*COPY DATA FROM KSDS TO ALTERNATIVE INDEX*****
//S1 EXEC PGM=IDCAMS
//SYSPRINT DD SYSOUT=*
//SYSIN DD *
  BLDINDEX IDS(IBMUSER.RATNESH.KSDS)-
        ODS(IBMUSER.RATNESH.ALX)-
/*