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primary key

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Utkarsh

blogs.utkarshrajput.com·Sep 23, 2024

Sep 23, 2024

UUID or Auto Increment Integer: Best Primary Key for your DB

Introduction If you've found yourself asking the same age-old question: “Should I use UUIDs or auto-incrementing integers for my primary keys?”—congratulations! You're officially one of us, a developer with existential dilemmas. It’s like choosing be...

UUID or Auto Increment Integer: Best Primary Key for your DB

Discuss·26 reads

Ricardo Ribeiro

Ricardo Ribeiro

kaitozr.hashnode.dev·Jun 05, 2024

Jun 05, 2024

Coletando ids do banco de dados (.NET x SQL SERVER)

Trabalhando com edição de dados no banco utilizando o .NET, encontrei a dificuldade de puxar as keys do banco de dados para o código no Visual Studio. A primeira solução que pensei para isso foi criar uma textBox que serviria como um placeholder que ...

Coletando ids do banco de dados (.NET x SQL SERVER)

Discuss·76 reads

Saiful Alam

blog.msar.me·May 15, 2024

May 15, 2024

Understanding Database Keys

This is a Series of Article to start the series visit here. In Laravel, database keys play a crucial role in defining relationships between different tables and ensuring data integrity. Keys help maintain the integrity and efficiency of the databas...

Understanding Database Keys

Discuss·1 like·163 reads

Database Design with Laravel

Anish Gandhi

Pro

anishgandhi.com·Apr 04, 2024

Apr 04, 2024

How to choose between the UUID and the sequential ID as the Primary key in Xano?

At the initial stage of creating the data table, Xano will ask to choose the primary key as UUID or the sequential ID. There is no easy way I could find to change the existing table primary key from sequential ID to UUID which makes this decision mor...

How to choose between the UUID and the sequential ID as the Primary key in Xano?

Discuss·382 reads

Deon Slabbert

Pro

becomingaprogrammer.hashnode.dev·Dec 04, 2023

Dec 04, 2023

Tables & Keys

Now that we know about data design and how data in different containers relate to each other via foreign keys, let's look at relational databases and start calling things by their correct names. Please note that everything you will learn here applies...

Tables & Keys

Discuss·4 reads

Database Design Fundamentals

Dikshya Subedi

dikshyasubedi.hashnode.dev·Aug 11, 2023

Aug 11, 2023

Unique Key Vs Primary Key

Primary Key: a. It must contain unique values for each row, meaning no two rows can have the same value in the primary key column(s). b. A primary key column cannot contain NULL values, as it must uniquely identify each row. c. A table can have only ...

Discuss·8 reads

Kweyakie Blebo

kweyakie.hashnode.dev·Aug 02, 2023

Aug 02, 2023

SQL for Beginners

Prerequisites: This article assumes you are conversant with the concept of relational databases, and database manipulation and understand what Structured Query Language is and its applications. I recommend this freeCodeCamp SQL tutorial if you do not...

SQL for Beginners

Discuss·48 reads

Opere Peter

opere.hashnode.dev·Aug 01, 2023

Aug 01, 2023

Unlocking the Power of Database Indexing

Introduction In the vast world of databases, where data is abundant and dynamic, the art of accessing information swiftly becomes a pivotal challenge. Enter the solution: database indexing. A fundamental technique embraced by database management syst...

Unlocking the Power of Database Indexing

Discuss·9 reads

Tiffany Chong

blog.sciffany.com·Jan 25, 2023

Jan 25, 2023

Primary Key vs Surrogate Key When Working with 3rd Party Database

At our company, we use Prisma relational database, and we work with information from a third-party database, something similar to Twitter or Reddit. Let's use Twitter as an example for this blog. And our decision was how to model our "User" and "Twee...

Primary Key vs Surrogate Key When Working with 3rd Party Database

Discuss·1 like·76 reads

Tadit Dash

blog.taditdash.com·Nov 09, 2015

Nov 09, 2015

EntityType: EntitySet ‘[Entity Name]’ is based on type ‘[Entity Name]’ that has no keys defined

So, the exception completely indicates to us that it is not able to find a Key in the model, which is defined in the database for that entity. Problem When you design a model class for the entity, you define many properties including keys, if any. Bu...

EntityType: EntitySet ‘[Entity Name]’ is based on type ‘[Entity Name]’ that has no keys defined

Discuss·373 reads