datatablemapping vb.net2005

[nilam11]

hi guys i am using tablmapping property of data adapter. my data table is the o/p of sql query execution. that table i am mapping with datatable in database as follows - da.tablemapping.add("table","abc") it shows data correctly in datagrid. but instead of datagridview i have to add that data in my database table - abc which is empty. how can i do this ? & tell me one thing what is the diff. betn. in tablemapping & datatablemapping property ? when it should be use? this table i have to use for crystal report . if is there any direct method for collecting data from 2,3 tables & printing it.

Thanks bye