STATS Operator

Displays statistics of the data (STATS Operator) Example

STATS Operator Tutorial   

Scenario -Display statistics for numeric field.

In the below example, we are display statistics for employee salary field (from 70-79 columns).

INPUT1 - MATEPK.INPUT.PSFILE5

----+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8
001  PAWAN         MAINFRAME           JPM       AP        IN        0000100000 
002  SRINIVAS      TESTING             ORACLE    TG        IN        0000095000 
003  SRIDHAR       SAS                 CG        OR        US        0000080000 
004  VENKATESH     ABAP                CSC       CA        IN        0000053000 
005  RAVI          HADOOP              CTS       FL        US        0000072000 
006  PRASAD        HR                  INFOSYS   MI        US        0000066000 
007  RAJA          TESTING             IBM       CA        US        0000047000

JCL -

----+----1----+----2----+----3----+----4----+----5----+
//MATEPKST JOB (123),'MATEPK',CLASS=A,MSGCLASS=A,
//             MSGLEVEL=(1,1),NOTIFY=&SYSUID
//*
//STEP01   EXEC PGM=ICETOOL
//INDD     DD DSN=MATEPK.INPUT.PSFILE5,DISP=SHR
//TOOLIN   DD *
  STATS  FROM(INDD) ON(70,10,ZD)
/*
//TOOLMSG  DD SYSOUT=*
//DFSMSG   DD SYSOUT=*
//

TOOLMSG (SDSF SPOOL) - Verify TOOLMSG for the return code of the submitted job.

STAT TOOLMSG

Explaining Example -

  • INDD - Specifies the ddname for input file.
  • TOOLIN DD * - Specifies the ICETOOL statements for DFSORT.
  • TOOLMSG - Specifies where to write the ICETOOL processing messages.
  • DFSMSG - Specifies where to write the DFSORT processing messages.
  • STATS FROM(INDD) ON(70,10,ZD) - Prints the maximum, minimum, average etc of the key field(salary 70-79 columns) specified in criteria.