github.com/matrixorigin/matrixone@v1.2.0/test/distributed/cases/sequence/seq_func.sql (about) 1 -- drop sequence not supported yet, use drop table instead first. 2 drop sequence if exists s1; 3 create sequence s1 as smallint increment by -40 minvalue 30 maxvalue 100 cycle; 4 select nextval('s1'); 5 select nextval('s1'); 6 select nextval('s1'); 7 select currval('s1'); 8 select lastval(); 9 select setval('s1', 50); 10 select lastval(); 11 select nextval('s1');