LOAD MODULE FROM "./libirf.so"
 FUNCTIONS (
     newtree(height:int, f:int64, sparse:vecint, forget:double, maxf:int64, noclasses:int64, e:int, r:int64, rb:int64) -> bool,
     fit(X:vecvecdouble, y:vecint64) -> bool,
     predict(X:vecvecdouble) -> vecint
 );

 create table source(x1 double, x2 double, x3 double, x4 double, x5 int64);
 load data infile "data/benchmark" into table source fields terminated by ",";

 create table sparse(x int);
 insert into sparse values (1);
 insert into sparse values (1);
 insert into sparse values (1);
 insert into sparse values (1);

 select newtree(6, 4, sparse.x, 0, 4, 2, 0, 400, 2147483647) from sparse

 select fit(pack(x1, x2, x3, x4), x5) from source

-- select pack(x1, x2, x3, x4) from source
  select predict(pack(x1, x2, x3, x4)) from source