Answer / srikanth vinnakota

refresh clears the data in the internal table and free not
only clears data but also frees memory for the same

Answer / sarathi

for example : refresh itab

it will remove content of internal table...

for example : free itab

it will deallocate memory associated with internal table

Answer / prabhakar

Refresh : Refresh clears the data, at the same time it
releases dynamically allocated memory. Predefined memory
not released.

Free : Free clears the data, at the same time releases
both predefined and dynamically allocated memory. internal
table structure will not available any more.

Answer / almas akhtar

Free is Use to clear the content of internal table as well
as it free the memory allocated to it.

Answer / ravi

free delete all the row from internal table and free the
associated memory.


refresh delete all the row from an internal table but leave
the memory allocated.

Answer / galla phani kumar

CLEAR ITAB. ---> IT WILL CLEARS THE CONTENTS OF HEADER
LINE OF AN INTERNAL TABLE.
CLEAR ITAB[]. ---> IT WILL REMOVE THE CONTENTS OF AN
INTERNAL TABLE BODY NOT THE HEADER LINE.
CLEAR ITAB[] = REFRESH ITAB.
IN CLEAR AND REFRESH COMMAND THE MEMORY ALLOCATED FOR
INTERNAL TABLE REMAINS THE SAME.
BUT IN FREE ITAB. ---> IT WILL REMOVE THE CONTENTS OF
INTERNAL TABLE BODY AND DEALLOCATE THE MEMORY OF INTERNAL
TABLE BODY.
EVEN AFTER FREE STATEMENT CONTENTS OF INTERNAL TABLE HEADER
LINE REMAINS THE SAME....

REGARDS
GALLA PHANI KUMAR

Answer / manivannan.m

Refresh:
example: refersh itab.
clear the body of the internal table data.

free:
example: free itab.
. clears the data.
.predefined the internal data and dynamically allocated
memory.

Answer / kiran reddy

for example : refresh itab

it will remove content of internal table...

for example : free itab

it will deallocate memory associated with internal table

Answer / gurpej singh

Clear..IT WILL CLEARS THE CONTENTS OF HEADER.

Free : IT WILL REMOVE THE CONTENTS OF
INTERNAL TABLE BODY AND DEALLOCATE THE MEMORY OF INTERNAL
TABLE BODY.

Answer / r ravinder reddy

refresh clears the data in the internal table and free not
only clears data but also frees memory for the same

Hi all Could u please tell me the answers for following questions, Why we need IDocs...? What is the purpose of IDocs...? Thanks in Advance, Sanjeev.K

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