Alternative for Join.

Question

Hi friends,
   I am facing problem in breaking up a select statement which contains join between 10 tables.
can you people suggest me different options for removing join in a select statements.

Answer 1

Hi Rob
here is the actual select statement.
have a look at it and see what can be done with this.
I tried out to break it in two parts, but was unsucessful.
SELECT   AFKO~AUFNR         "Order Number
         AFKO~GSTRP         "Order Basic start date
         AFKO~GSTRS         "Order Scheduled start
         AFIH~PRIOK         "Maint order Priority
         AFIH~ILART         "Maint activity type
         AFIH~WARPL         "Maint plan
         AFIH~ABNUM         "Package num
         AFIH~WAPOS         "Maint item
         ILOA~TPLNR         "Functional location
         ILOA~ABCKZ         "ABC indicator for technical object
         AUFK~KTEXT         "Order Short text
         AUFK~AUART         "Order type
         AUFK~OBJNR         "object num of order
         AFVC~OBJNR         "Object num of operation
         AFVC~ANLZU         "Task list oper's sys condition
         CRHD~ARBPL         "Work center
         AFVV~ARBEI         "Plan hours for the activity
         AFVV~ISMNW         "Actual hours
         MPOS~WSTRA         "Strategy
         AFKO~PLNNR
         AFKO~PLNAL
         MHIS~ZAEHL         "Maint package
  FROM ( AFKO                        "afko: Order header
         INNER JOIN AUFK             "aufk: Order master data.
         ON  AUFKAUFNR = AFKOAUFNR
         INNER JOIN AFIH             "afih: Maint order header
         ON  AFIHAUFNR = AUFKAUFNR
         INNER JOIN ILOA             "iloa: PM Obj Loc & Acct Assgmt
         ON  ILOAILOAN = AFIHILOAN
         INNER JOIN caufv             "
         ON  caufvAUFNR = AFKOAUFNR
         INNER JOIN AFVC             "afvc: Operation within an order
         ON  AFVCAUFPL = CAUFVAUFPL
         INNER JOIN AFVV             "afvv: qty/dates in operation
         ON  AFVVAUFPL = AFKOAUFPL
         INNER JOIN CRHD             "crhd: Work Center Header
         ON  CRHDOBJID = AFVCARBID
         INNER JOIN PLAS
         ON  PLASPLNTY = AFVCPLNTY
         AND PLASPLNNR = AFVCPLNNR
         AND PLASPLNAL = AFVCPLNAL     
         AND PLASZAEHL = AFVCZAEHL
         INNER JOIN PLWP
         ON  PLWPPLNTY = AFVCPLNTY
         AND PLWPPLNNR = PLASPLNNR
         AND PLWPPLNAL = PLASPLNAL
         INNER JOIN MHIS             "mhis: Maint plan history
         ON MHISZAEHL = PLWPPAKET
         LEFT OUTER JOIN MPOS        "mpos: Maint item
         ON  MPOSWAPOS = AFIHWAPOS
  INTO TABLE I_CO_MH3
  WHERE      AFKO~GSTRS IN S_DATES    "Order scheduled start date
         AND AFKO~GSTRS IN R_ONE_YEAR "Restriction by year
         AND ILOA~TPLNR IN S_TPLNR    "func location input
         AND CRHD~OBJTY =  'A'        "Object types of CIM resource