selecting desired fields from extract structure to datasource in CRM

hi guys... coming back to this forum with new problem...

how are you guys...

i'm using ds 0CRM_SALES_ACT_1 in CRM to extract activities related data...

by standard this data source is not supplying some fields which i needed... but when i checked in 'roosfield' table and even in extract structure 'CRMT_BW_DS_ACTIVITY' it is showing the those fields which i required...

how can i get these fields to data source...

in LO its like...we can select required field from extract sturcture right???

is there any procedure do same with CRM data sources...

thnaking you...

regards...

nithin

Message was edited by: nith l