Entity Framework Core is supplied as a NuGet package file. To install it locally, follow the procedure below.
The EntityFramework Core NuGet package is stored in the following location.
Linux
fujitsuEnterprisePostgresClientInstallDir/DOTNET/Npgsql.EntityFrameworkCore.PostgreSQL.8.0.2.nupkg
Windows(R)
fujitsuEnterprisePostgresClientInstallDir\DOTNET\Npgsql.EntityFrameworkCore.PostgreSQL.8.0.2.nupkg
Add a NuGet local package source if one does not exist.
Linux
Add the above Nuget package location as a local package source.
dotnet nuget add source fujitsuEnterprisePostgresClientInstallDir/DOTNET -n sourceName
Windows(R)
Start Visual Studio, click [Tools] >> [Options] >> [NuGet Package Manager], and then select [Package Sources].
Click [+] in the upper-right corner, and then set [Name] to "Local Package Source".
Click […] and navigate to the folder above. Select this folder, and then click [OK].
Install the NuGet package from the local package source.
Linux
Add a package reference to the project file.
dotnet add projectFilePath package Npgsql.EntityFrameworkCore.PostgreSQL
Windows(R)
Start Visual Studio, click [Tools] >> [NuGet Package Manager] >> [Manage NuGet Packages for Solution].
In the upper-right corner, select "Local Package Source" from [Package Source].
Once the local package source is set, all available NuGet packages in this local location will be displayed. Select "Npgsql.EntityFrameworkCore.PostgreSQL", and then select the projects for which this package is to be installed.
Click [Install].