in oracle version 12.1.3 versoin attribute1 column is blank for all invoices including TDS which is
( SELECT sum( aia4.invoice_amount) tds_amount
from ap_invoices_all aia3,
ap_invoices_all aia4
WHERE TO_CHAR (aia3.invoice_id) = aia4.attribute1 -- here attribute1 of ap_invoices_all table does not have any value in 12.1.3 new version
and aia3.invoice_id = aia1.invoice_id
and aia3.attribute1 is null
and aia3.vendor_id = aia4.vendor_id
AND aia3.org_id = '2341' -- '2339'(blr)
and aia3.org_id = aia4.org_id
AND aia3.vendor_site_id = aia4.vendor_site_id
group by aia4.attribute1 ) net_tds,