Skip to content Skip to sidebar Skip to footer
Showing posts with the label Django Orm

When Does Django Look Up The Primary Key Of Foreign Keys?

I have two simple models, one representing a movie an the other representing a rating for a movie. … Read more When Does Django Look Up The Primary Key Of Foreign Keys?

Getting The Many-to-many Fields Of A Many-to-many Object

If I have the user-group relation as a ManyToMany relationship, and a group-team relation as a Many… Read more Getting The Many-to-many Fields Of A Many-to-many Object

Why I Am Getting An "(admin.e003) The Value Of 'raw_id_fields[n]' Must Be A Foreignkey Or Manytomanyfield." Error In Django App?

I want to make a schema migration, just add 1 field to Model and to ModelAdmin. class MyModel(model… Read more Why I Am Getting An "(admin.e003) The Value Of 'raw_id_fields[n]' Must Be A Foreignkey Or Manytomanyfield." Error In Django App?

How To Use The Orm For The Equivalent Of A Sql Count, Group And Join Query?

I have tags which can be associated with images and locations. Tags are unique. Images and locatio… Read more How To Use The Orm For The Equivalent Of A Sql Count, Group And Join Query?

Django ManyToMany Field Through With Extra Fields Does Not Show On Both Relations

I have a class Assembly class Assembly(models.Model): room = models.ForeignKey('Room',… Read more Django ManyToMany Field Through With Extra Fields Does Not Show On Both Relations

How To Get Latest Unique Entries From Sqlite Db With The Counter Of Entries Via Django ORM

I have a SQLite db which looks like this: |ID|DateTime|Lang|Details| |1 |16 Oct | GB | GB1 | |2 … Read more How To Get Latest Unique Entries From Sqlite Db With The Counter Of Entries Via Django ORM