Hi,

How do i filter the two tables in order show only one entry? should be:
doc.inc doc.do
1        1
2        2
3        3

instead of:


doc.inv     doc.do
1     1
1     1
1     1
1     1
2     2
2     2
2     2
2     2
3     3
3     3
3     3
3     3
3     3



thanks

thank you! it worked.