Issue Description

While using model.bulkCreate, as we pass the options, an object which contains transaction, it comes modified after the execution

What are you doing?

We have called bulk

EF Core uses a class Migration, and if you add a new migration with name "Migration" it will break the build.

dotnet ef migrations add Migration

results with Circular base class dependency involving 'Migration' and 'Migration'

I recommend that "migrations add" adds a validation for this...

Include stack traces

Migrations/20201106105308_Migration.cs(6,26): error CS0146: Circul

Bug description

When i was copying repo to contribute i encountered that in order to build "client" package i had to install YARN globally, although in the CONTRIBUTING.md it is not mentioned.
Here's the usage place that was failing for me before i installed YARN:
https://github.com/prisma/prisma/blob/284891a1d04a1d98f358b5cd141c79c0106ed0c3/src/packages/sdk/src/getPackedPackage.ts#L48

#2549 introduced the allow_columns_to_appear_in_same_group_by_clause! macro that allows you to use more than one column in your group by clause. It opted not to generate a call to this macro for all columns in the schema via diesel print-schema due to compile time concerns.
I would like to see some experimentation and some concert numbers for the actual compile time impact of this. As I thi

Ent should be able to handle migrations from string to number and possibly attempt string to number

Migration Error:

sql/schema: changing column type for "some_column" is invalid (varchar != bigint)

go-pg doesn't follow any fixed constraint name conventions.

type TestAccess struct {
	Id        string   `pg:"type:uuid,default:uuid_generate_v4()" json:"id"`
	BatchId   string   `pg:"type:uuid,on_delete:CASCADE,unique:batch_id_test_id" json:"batch_id,omitempty"`
	Batch     *Batch   `json:"batch,omitempty"`
	StudentId string   `pg:"type:uuid,on_delete:CASCADE" json:"student_id,omitempt

what is prefer way to add relation and remove relation? I found example as below, but I did't find any document about the two methods.

 case 'ADD_AUTHOR_TO_BOOK':
        Book.withId(action.payload.bookId).authors.add(action.payload.author);  // add new entity ,  add relation?  this doesn't work.
        break;
    case 'REMOVE_AUTHOR_FROM_BOOK':
        Book.withId(action.payload.bo