[TYPO3-mvc] "Model->attach" does not change database

[Joerg Schoppet]

Hi Yann,

Yann PETIT wrote:
> $model->addForeignclass($foreignobject);
> return($model->getForeignclass());     //Gives me the good number of objects 
> (including the new one)
> ------------------------------------------------------------------------------------
> 
> But nothing appends in the database.
> 
> Tank you in advance for help
> 
can you post your TCA-definitions for model and foreignclass?

How do you get $model?

Joerg