update database migration code example

Example 1: ef remove migration

/*to remove the last migration:*/
/*Visual Studio:*/
Remove-Migration
/*.Net Core CLI:*/
dotnet ef migrations remove

Example 2: entity framework migration

Update-Database

Example 3: entity framework migration

Add-Migration InitialCreate

Example 4: enable migration in .net core

dotnet ef database update

Example 5: package manager console add migration

add-migration MyFirstMigration
Update-Database

Example 6: ef rollback migration

//EF 6.4 
//PM> Update-Database -TargetMigration:"NameOfSecondToLastMigration"