inheritance is the worst idea for this kind of "person is a role" relationship.
I would create entities trainer, empoyee, learner and all of them have a relationship to an "account" or "person" entity. On Mon, Jan 13, 2014 at 5:22 PM, Marco Pivetta <[email protected]> wrote: > Seems pretty much a duplicate of the discussion we had the other day on > this mailing list: > https://groups.google.com/d/msg/doctrine-user/GniwsCJhAIg/CD_yYQUPKNMJ > > > Marco Pivetta > > http://twitter.com/Ocramius > > http://ocramius.github.com/ > > > On 13 January 2014 17:05, geoffroy cochard <[email protected]>wrote: > >> Hie, >> >> I would like to use inheritance in my project to do this : >> >> >> - Class *Person* >> - Class *Employee* extends *Person* >> - Class *Trainer* extends *Person* >> - Class *Learner* extends *Person* >> >> But *Person* could be an *Employee* *AND* *Trainer* not only *OR.* >> >> If i follow the SINGLE_TABLE or JOINED inheritance mapping, i've to use >> an discriminator column and mapping to do inheritance and i can do only a >> Trainer or Employee or Learner with this system. >> I would like to work with flag : Employee (employee_flg = true), Trainer >> (trainer_flg = true), Learner (learner_flg = true). >> >> I've done this with sf1/dc1 project with a column aggregation width >> keyField / keyValue >> >> What do you think about ? >> >> Geoffroy >> >> -- >> You received this message because you are subscribed to the Google Groups >> "doctrine-user" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To post to this group, send email to [email protected]. >> Visit this group at http://groups.google.com/group/doctrine-user. >> For more options, visit https://groups.google.com/groups/opt_out. >> > > -- > You received this message because you are subscribed to the Google Groups > "doctrine-user" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/doctrine-user. > For more options, visit https://groups.google.com/groups/opt_out. > -- You received this message because you are subscribed to the Google Groups "doctrine-user" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/doctrine-user. For more options, visit https://groups.google.com/groups/opt_out.
