Use local variable "u" rather than instance variable "@u"
Use local variable "u" rather than instance variable "@u"

mjmichaels/nuodb-drivers,mjmichaels/nuodb-drivers,mjmichaels/nuodb-drivers,heapsource/nuodb-drivers,heapsource/nuodb-drivers,mjmichaels/nuodb-drivers,mjmichaels/nuodb-drivers,mjmichaels/nuodb-drivers,heapsource/nuodb-drivers,heapsource/nuodb-drivers,heapsource/nuodb-drivers,heapsource/nuodb-drivers,mjmichaels/nuodb-drivers,heapsource/nuodb-drivers,mjmichaels/nuodb-drivers,heapsource/nuodb-drivers