text: --- collection
  prepare st from 'select floor(?)'
  execute st using {12,12.2};
  
  create table t1 (s1 set(int, double));
  
  insert into t1 values ({123,1.12312e1});
  select floor(s1) from t1;
  
  drop table t1;
  
  select floor({12,12.2});
  