USE plato; SELECT max(key), max(cast(key as int8)), max(cast(key as uint16)), max(cast(key as int32)), max(1u/0u), max(2), max(if(key=10u,key)), max(if(key=100u,key)), max(false), max(key=10u), max(key>=10u), max(key=20u), max(if(key=10u,true)), max(if(key=100u,true)), max(if(key>=10u,true)), FROM Input