1. Long strings cannot be modified and added
Export the data to sql data and check the only one
Command line window via plsql - add in editor
set define off;
delete from 表名 where sap_trade_id ='7712017121399917' and trans_ido='2017121337795426';
insert into table name(field 1, field 2) value(field data 1, field data 2);