在安装EF电动工具和最新Core 2.2之间.xx SDK我现在可以更改我的项目，以对.net core 2.2使用下拉更改（以前只能执行2.1。

Between installing the EF power Tools and the Latest Core 2.2.x.x SDK I am now able to change my project to use dropdown change to the .net core 2.2 (it was previously only able to do 2.1.

然后使用Nuget更新等等。，它终于可以使用了！

Then with Nuget updates etc.. , it finally works!