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Showing posts with the label Django Queryset

Trying To Create A Tuple Of Objects Create An Object And A Queryset

I need to iterate through a tuple in the template, but from the code i've built i am getting a … Read more Trying To Create A Tuple Of Objects Create An Object And A Queryset

Why Do Queryset[0] And Queryset.first() Return Different Records?

I discovered today that I can access elements in a queryset by referencing them with an index, i.e.… Read more Why Do Queryset[0] And Queryset.first() Return Different Records?

Django: Search On First Letters Of Individual Words Within Phrase?

I've got a Django model called Author, with a field called name, which isn't split up into … Read more Django: Search On First Letters Of Individual Words Within Phrase?

Using List Comprehension Instead Of For Loop When Working With Django Querysets

I'm trying to tweak an application that is suffering in speed department. Because of that, I… Read more Using List Comprehension Instead Of For Loop When Working With Django Querysets

Django Orm Query: How To Swap Value Of A Attribute?

Here is the case. I want to swap value of user. user_with_apple = User.objects.filter(fruit=apple) … Read more Django Orm Query: How To Swap Value Of A Attribute?

Django Queryset Runtime - Get Nth Entry In Constant Time

I'm using multiple ways to get data from db via different django querysets, but I would like to… Read more Django Queryset Runtime - Get Nth Entry In Constant Time

How To Latest Objects Created In Django Models By Similar Field Value?

I have created an app here people can upload 'csv' files of their items details to the serv… Read more How To Latest Objects Created In Django Models By Similar Field Value?

How To Include In Queryset Details Fields Of A Foreign Key (django And Rest_api)

I use rest_api in django in order to display a queryset of 'chats'. I tried to get it done … Read more How To Include In Queryset Details Fields Of A Foreign Key (django And Rest_api)

How To Use A Related Manager And Reverse Lookups To Clean Up This Django Queryset

I have some working code, but have recently learned about Related Managers and reverse lookups and … Read more How To Use A Related Manager And Reverse Lookups To Clean Up This Django Queryset

Django Orm Orderby Exact / Prominent Match To Be On Top

I need to order the results based on the length of match in Django ORM. I have a Suburb table with … Read more Django Orm Orderby Exact / Prominent Match To Be On Top

Django: How To Annotate M2m Or Onetomany Fields Using A Subquery?

I have Order objects and OrderOperation objects that represent an action on a Order (creation, modi… Read more Django: How To Annotate M2m Or Onetomany Fields Using A Subquery?

Django Weighted Query (annotated Values)

I am attempting to created a query and sort it based on a custom calculation of weights. I require … Read more Django Weighted Query (annotated Values)

How Do I Split A Very Long String Into A List Of Shorter Strings In Python

In my current django project I have a model that stores very long strings (can be 5000-10000 or eve… Read more How Do I Split A Very Long String Into A List Of Shorter Strings In Python