hier, was Sie haben, ist tun, um loszulegen.
1) Aktualisieren Sie die Einstellungen für die Datenbanken, die Sie verwenden möchten.
settings.py
DATABASES = {
'default': {
'ENGINE': 'django.db.backends.sqlite3',
'NAME': '/var/db/projectdb'
}
'db_app1': {
'ENGINE': 'django.db.backends.sqlite3',
'NAME': '/var/db/app1db'
}
'db_app2': {
'ENGINE': 'django.db.backends.sqlite3',
'NAME': '/var/db/app2db'
}
2) Für jede Datenbank, eine Datenbank-Router implementieren, die Route in geeigneter Weise die Abfragen werden. In Ihrem Fall implementieren Sie in jeder App. Beachten Sie dies mehr oder weniger aus django docs genommen.
app1.dbRouter.py
# DB router for app1
class App1DBRouter(object):
"""
A router to control app1 db operations
"""
def db_for_read(self, model, **hints):
"Point all operations on app1 models to 'db_app1'"
from django.conf import settings
if not settings.DATABASES.has_key('app1'):
return None
if model._meta.app_label == 'app1':
return 'db_app1'
return None
def db_for_write(self, model, **hints):
"Point all operations on app1 models to 'db_app1'"
from django.conf import settings
if not settings.DATABASES.has_key('app1'):
return None
if model._meta.app_label == 'app1':
return 'db_app1'
return None
def allow_relation(self, obj1, obj2, **hints):
"Allow any relation if a model in app1 is involved"
from django.conf import settings
if not settings.DATABASES.has_key('app1'):
return None
if obj1._meta.app_label == 'app1' or obj2._meta.app_label == 'app1':
return True
return None
def allow_syncdb(self, db, model):
"Make sure the app1 app only appears on the 'app1' db"
from django.conf import settings
if not settings.DATABASES.has_key('app1'):
return None
if db == 'db_app1':
return model._meta.app_label == 'app1'
elif model._meta.app_label == 'app1':
return False
return None
3) Aktualisieren DATABASE_ROUTERS
in settings.py
settings.py
DATABASE_ROUTERS = ['app1.dbRouter.App1DBRouter', 'app2.dbRouter.App2DBRouter']
Vielleicht relevant: http://stackoverflow.com/questions/ 7970872/how-to-use-a-different-Datenbank-pro-Anwendung-Instanz-in-Django; https://docs.djangoproject.com/de/dev/topics/db/multi-db/ –