topic Re: lsmw in Application Development and Automation Discussions

lsmw

Former Member — Tue, 29 Apr 2008 13:22:51 GMT

hi,,

i am fresher could any one pls let me know the steps in lsmw.. in detail

how to use it

how to add long text for existing materials in direct input method

Re: lsmw

Former Member — Wed, 30 Apr 2008 04:22:26 GMT

HI,

LSMW : Legacy system migration workbench.

T.code : LSMW.

Is a data migration tool.

Advantage : can implement mapping logic automatically.

LSMW with batch input method.

go to t.code LSMW.

provide project name.

provide sub project name.

provide the object name.

project name is a interface prog name.

subproject name is attributes to the project.

object is identity while transfering the data.

go with create option in tool bar.

provide description for project, subproject, object.

F8 (execute)

It will display a window having 14 steps.

1 step :

Maintain object attributes and press F8

go with change mode

From the first step select option batch input recording.

provide recording name.

provide t.code we are doing recording.

provide data in application.

ctrl+s

double click on the field for eg LIFNR FIELD

provide the field of the internal table LIFNR

press ctrl+s

F3.

give description: for eg vendor account number.

delete the dummy value.

repeat the same process for the remaining 2 fields fro eg land1 and name1.

ctrl+s

F3.

with object attributes user can select a method required for data transfering.

go with 2nd step :

Maintain source structure : means an internal table for uploading .

F8.

create.

provide source structure : for eg KTAB(Internal table)

description.

ctrl +s

F3.

3RD step: Maintain source fields: Internal table fields.

place the ctrl on internal table i.e KTAB.

go with create option.

provide first field : LIFNR

description.

select lifnr and go for create.

same for remaining 2 fields also.

ctrl + s

4. Step : Maintain structure relations.

with structure relations internal table canbe assigned with database tables (<<<<) This symbol show it is already assigned.

ctrl+s

F3.

5. Step : Maintain Field mapping and conversion rules.

select the first field i.e LIFNR

go with assign source field in toolbar.

double click on lifnr field

select the next field.

go with assign source field.

double click on the field.

if all records want to have same country then we go for constant data.

6.step: Maintain fixed values ,translations use-defined routines.

it is for reusability.

7th step : specify the files F8.

select the first option

go for create.

specify the file name.

create text file enter the values, provide tabdelimiter.

give the description

give description.

select the file structure.

fields names at the begining of the file.

provide the text file in any sequence but having field names on the top of the records.

ctrl+s

design the flatfile.

8step:

go with Assign files.

ctrl+s

F3.

9th step : read data:

we can see the records which read by syst.

10 th step: display read data.

loop and endloop will be executed

F8.

11 th step : go with convert data:

mapping logic executes.

F8.

12th step:Display converted data : for display purpose.

F8.

F3.

13 th step ; Batch input session

14 th step: Run batch input session.

F8.

go with process Select foreground

textfile records will appear in application.

pls reward if helpful.

Re: lsmw

Former Member — Wed, 30 Apr 2008 04:33:13 GMT

Hi,

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 to 14 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 and enter

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

back

14. RUN BATCH INPUT SESSION.

sm35 will come

Object name will be shown here

select object & process

For ur second question refer the following linkhttp://www.saptechnical.com/Tutorials/LSMW/LSMWMainPage.htm

http://abapprogramming.blogspot.com/2007/09/work-flow-2.html

Re: lsmw

Former Member — Wed, 30 Apr 2008 04:33:43 GMT

Hi Jagan,

please check this link

http://www.saptechnical.com/Tutorials/LSMW/LSMWMainPage.htm

regards

raam