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1 rows affected

dbms_output:
Number of rows where UPSTREAM_ISO_FID = 16309677 is: 0
Updating DOWNSTREAM_ISO_FIDS to 16312200 where upstream ISO FID = 16309677
Number of rows updated = 0
G3E_FID UPSTREAM_ISO_FID DOWNSTREAM_ISO_FIDS
16312200 16309677 null
16309676 16309677 null