2020/04/29_EFmigrationCmdLine

get-help entityframeworkcore
code first
Add-Migration Migration-FileName -c DBContext
Update-Database -c DBContext #update-database -verbose script-migration
dbfirst
--sqlserver
Scaffold-DbContext -Connection 'connectString' -Provider Microsoft.EntityFrameworkCore.SqlServer -OutputDir DirName -ContextDir DirName -Context NameContext
-Tables tablename1,tablename2,...
--mysql
Scaffold-DbContext -Connection 'connectString' -Provider Pomelo.EntityFrameworkCore.MySql -OutputDir DirName -ContextDir DirName -Context NameContext
-Tables tablename1,tablename2,...