dbfirst Entity生成命令行：
Scaffold-DbContext "PORT=5435;DATABASE=DocumentDB;HOST=localhost;PASSWORD=1;USER ID=postgres;" Npgsql.EntityFrameworkCore.PostgreSQL -OutputDir Entities -Tables "fsrd_plugingroup","fsrd_plugingroupfunction" -Context ApplicationContext -Contextdir Data -Project BusinessOrg.API -StartupProject BusinessOrg.API