🚀 go-pugleaf

RetroBBS NetNews Server

Inspired by RockSolid Light RIP Retro Guy

Article View: alt.pl.comp.lang.csharp
Article #21823

Re: [NH] many-to-many i session.Save(movie)

#21823
From: Łukasz 'Maly' Ostrowski
Date: Wed, 03 Nov 2010 14:57
53 lines
2821 bytes
On Wed, 3 Nov 2010 10:00:31 +0100, GrzybSon wrote:
> <Film hbm>
> 
> <?xml version="1.0" encoding="utf-8"?>
> <hibernate-mapping xmlns="urn:nhibernate-mapping-2.2">
>     <class name="nh.wypozyczalnia.Film,NH.Domain" table="film" lazy="true">
>     <id name="Id" column="id" type="Decimal">
>       <generator class="native" />
>     </id>
> 
>     <property name="TytulPolski" column="tytul_polski" type="string" 
> not-null="true" />
>     <property name="TytulObcy" column="tytul_obcy" type="string" />
>     <property name="DataPremiery" column="data_premiery" type="DateTime" />
>     <property name="Uwagi" column="uwagi" type="string" />
>     <property name="Okladka" column="okladka" type="string" />
>     <many-to-one name="FormatFilmu" column="id_formatuFilmu" 
> cascade="save-update" />
>     <many-to-one name="RodzajTlumaczenia" column="id_rodzajuTlumaczenia" 
> cascade="save-update" />
>     <property name="Sciezka" column="sciezka" type="string" />
> 
>     <bag name="FilmAktor" inverse="true" lazy="true" cascade="all">
>       <key column="id_filmu" />
>       <one-to-many class="nh.wypozyczalnia.FilmAktor,NH.Domain" />
>     </bag>
> 
>     <bag name="Gatunki" table="gatunki_filmow" inverse="true" 
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> cascade="save-update" generic="true">
>       <key column="id_filmu" />
>       <many-to-many class="nh.wypozyczalnia.Gatunek,NH.Domain" 
> column="id_gatunku" />
>     </bag>
>   </class>
> </hibernate-mapping>

http://stackoverflow.com/questions/712802/nhibernate-many-to-many-relationship-not-working

Na szybko, Inverse na Filmie, a później dodawanie kategorii do
filmu nie zahula ;-).

Pozatym Many-to-Many wymusza na Tobie dodanie relacji
po obu stronach tejże, do Kategorii dodajesz film,
do filmu dodajesz kategorie.

Szerzej w poście na SO.

p.s. decimal jako typ klucza głównego to jest wybór świadomy? ;-)

-- 
Pozdrawiam,
Łukasz 'Maly' Ostrowski.      http://l3v.eu/
Technical Details
Message-ID: <h9xwg0qecybu.eol8dng45ctj$.dlg@40tude.net>
Path: mbox-mo1.pugleaf.net!news-archive.icm.edu.pl!news.gazeta.pl!newsfeed.pionier.net.pl!news.dialog.net.pl!not-for-mail
References: <iar8be$54q$1@news.onet.pl>

Show Full Headers
Complete Article Headers
Path: mbox-mo1.pugleaf.net!news-archive.icm.edu.pl!news.gazeta.pl!newsfeed.pionier.net.pl!news.dialog.net.pl!not-for-mail
From: Łukasz 'Maly' Ostrowski <maly@USUNnemo.pl>
Newsgroups: alt.pl.comp.lang.csharp
Subject: Re: [NH] many-to-many i session.Save(movie)
Date: Wed, 3 Nov 2010 15:57:21 +0100
Organization: Acme
Lines: 53
Message-ID: <h9xwg0qecybu.eol8dng45ctj$.dlg@40tude.net>
References: <iar8be$54q$1@news.onet.pl>
NNTP-Posting-Host: static-78-9-71-129.ssp.dialog.net.pl
Mime-Version: 1.0
X-Trace: news.dialog.net.pl 1288796245 26440 78.9.71.129 (3 Nov 2010 14:57:25 GMT)
X-Complaints-To: abuse@dialog.net.pl
NNTP-Posting-Date: Wed, 3 Nov 2010 14:57:25 +0000 (UTC)
User-Agent: 40tude_Dialog/2.0.15.1
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit