LSMW-摘自SAP官网

南天一柱

　　The official information ：
　　You can create lsmw for data migration as follows (using session method):
　　Example for xk01 (create vendor)
Initially there will be 20 steps but after processing 1 step it will reduced to14 for session method.
　　1. TCode : LSMW.
2. Enter Project name, sub project name and object name.
    Execute.
3. Maintain object attributes.
    Execute
    select Batch Input recording  
    goto->Recording overview
    create
    recording name.
    enter transaction code.
    start recording
    do recording as per ur choice.
    save + back.
    enter recording name in lsmw screen.
    save + back
　　Now there will be 14 steps.
2. MAINTAIN SOURCE STRUCTURES.
    Here you have  to enter the name of internal table.
    display change
    create  
    save + back
　　3. MAINTAIN SOURCE FIELDS.
    display change
    select structure
    source_fields->copy fields.
    a dialogue window will come .
    select -> from data file
    apply source fields
    enter No. of fields  
    length of fields
    attach file
    save + back
　　4. MAINTAIN STRUCTURE RELATIONS
    display change
    save + back
　　5. MAINTAN FIELD MAPPING & CONVERSION RULE
    display change
    click on source field, select exact field from structue andenter
    repeat these steps for all fields.
    save+back
　　6. MAINTAIN FIXED VALUES, TRANSACTION, USER DEFINED
    execute  
    save + back
　　7. SPECIFY FILES.
    display change
    click on legacy data
    attah flat file
    give description
    select tabulatore  
    enter
    save + back
　　8. ASSIGN FILE  
    execute  
    display  change
    save + back
　　9. IMPORT DATA.
    execute  
    display  change
    save + back
　　10. DISPLAY IMPORTED DATA
      enter ok, it willl show records only.
      back
　　11. CONVERT DATA
      execute  
      display  change
      save + back
　　12. DISPLAY CONVERTED DATA
      execute  
      display  change
      save + back
　　13. CREATE BATCH INPUT SESSION
      tick keep batch input folder  
      F8
      back
　　14. RUN BATCH INPUTSESSION.
      sm35 will come
      Object name will be shown here  
      select object & process