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  1. create table xyz (a integer, b varchar(5));
  2. insert into xyz values (1, 'te');
  3. insert into xyz values (1, 'we');
  4. insert into xyz values (1, 're');
  5. insert into xyz values (2, 'te');
  6. insert into xyz values (2, 're');
  7. insert into xyz values (3, 'ge');
  8. insert into xyz values (4, 're');
  9. select a from xyz where a not in (select a from xyz where b='te');
Success #stdin #stdout 0s 3008KB
stdin
Standard input is empty
stdout
3
4