Data Annotation & Table Relation with Navigation Property | Entity Framework Core 9 and .NET 9 - 3/4

Описание: In this video, we continue building our sample photo sharing app using Entity Framework Core by diving into Data Annotations and Navigation Properties.

✅ Learn how to define relationships between tables
✅ Use [Key], [Required], [ForeignKey], and [MaxLength] attributes
✅ Set up one-to-many relationships using navigation properties
✅ Manage and clean up migrations
✅ Update your database using EF Core's migration method

Chapters:
00:00 – Introduction
01:35 – Drop Databases
04:25 – Create New Database
05:38 – Create New Data Model
07:22 – Add Database to New Data Model
08:30 – Set Navigation Properties and Update the Database
10:40 – Set DataAnnotations on Data Models and Update the Database

Whether you're a beginner or looking to solidify your EF Core knowledge, this hands-on walkthrough will help you understand and implement essential EF Core features.

Commands Used:
🔹dotnet build
🔹dotnet ef database update --project project_name
🔹dotnet ef migrations add migration_name --project project_name
🔹dotnet tool install --global dotnet-ef


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