type
    Row* = object
        id*: uint64
        username*: string
        email*: string

proc init_row*(): Row =
    result.username = newString(USERNAME_SIZE)
    result.email = newString(EMAIL_SIZE)


proc new_row*(id: uint64, username, email: string): Row =
    result.id = id
    result.username = newString(USERNAME_SIZE)
    result.username = username
    result.email = newString(EMAIL_SIZE)
    result.email = email


     var r = new_row(1, "aaa", "bbb")
     var r2 = init_row()

     var pt_Row = addr r
     var pt2_Row = addr r2
     #Copy one to the other
     copyMem(pt2_Row, pt_Row, sizeof(r))
     echo $pt2_Row.username