result set in jsp

i want to use two result sets in my coding like:

rs = st.executeQuery("select qty from instance where instance_name
='kvm' ");
rs.first();
rs1= st.executeQuery("select status from reservation where
instance_name='kvm' ");
rs1.first();

i m not able to use it like this, its generating errors. please tell
how can i do this.

use two statement object...st1 and st2
st1.executeQuery("firstQuery");
st1.executeQuery("secondQuery");

use two statement object...st1 and st2
st1.executeQuery("firstQuery");
st2.executeQuery("secondQuery");

use two statement object...st1 and st2
st1.executeQuery("firstQuery");
st2.executeQuery("secondQuery");