> If you care about performance, nothing beats tuned prepared stated going through the wire and stored procedures for heavy duty work.

for "heavy duty work",sure.Now write your own hydrators,again,again and again,and let's see how maintainable your code is.

Now the fact is ,it's impossible to write an ORM in Go,without throwing all type safety,just like Java pre-generics,you'd cast and down-cast to Ojbect.