Install Dependencies - PostgreSQL
Next we will install all packages that we will require for the backend when working with PostgreSQL data store. If you want to work with MongoDB go here. We will build up the use of each but will install all of them in the project now.
dotnet add package HotChocolate
dotnet add package HotChocolate.AspNetCore
dotnet add package HotChocolate.AspNetCore.Playground
dotnet add package HotChocolate.AspNetCore.Subscriptions
dotnet add package HotChocolate.Subscriptions.InMemory
dotnet add package HotChocolate.Types
dotnet add package HotChocolate.Types.Filters
dotnet add package HotChocolate.Types.Sorting
dotnet add package Microsoft.EntityFrameworkCore
dotnet add package Microsoft.EntityFrameworkCore.Tools
dotnet add package Microsoft.EntityFrameworkCore.Design
dotnet add package Npgsql.EntityFrameworkCore.PostgreSQL
dotnet restore
The HotChocolate.AspNetCore
package contains the ASP.NET core middle-ware for hot chocolate and also includes the Hot Chocolate query engine as a dependency.
The HotChocolate.AspNetCore.Playground
package adds the GraphQL Playground IDE.
The HotChocolate.AspNetCore.Subcriptions
package adds the capabilities to do subscriptions with the HotChocolate.Subscriptions.InMemory
adding for it be in memory. Visit hotchocolate.io for using additional backends for subscriptions.
The HotChocolate.Types.Filters
package adds the capabilities to do filtering on fields.
The HotChocolate.Types.Sorting
package adds the capabilities to do sorting on fields.
The remainder of the packages add Entity Framework Core and the Npgsql driver for PostgreSQL.
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