[TYPO3-mvc] prevent extbase from updating my records

[Stefan Frömken]

Am 14.03.2012 14:49, schrieb Stefan Frömken:
> Am 14.03.2012 14:39, schrieb Stefan Frömken:
>> Hello MVC-List,
>>
>> I have to group some objects and numeric properties have to be summed
>> up. But when I execute a setter of my object, this record gets updated
>> in my database! How to prevent extbase from updating my database? This
>> new value is only for fluid and extbase internally calculations, but
>> never for the DB!
>>
>> Stefan
>
> hmmm...maybe "clone" is my solution. Let's try it.
clone don't works. max_execution_time of 120 seconds exceeded.
Maybe creation of a new model of the same type works better.