return c.g.apply(ctx).CreateInBatches(r, batchSize).Error
}

type chainG[T any] struct {
	execG[T]
}

func (c chainG[T]) getInstance() *DB {
	var r T
	return c.g.apply(context.Background()).Model(r).getInstance()
}

func (c chainG[T]) with(v op) chainG[T] {
	return chainG[T]{
		execG: execG[T]{g: &g[T]{
			db:  c.g.db,
			ops: append(append([]op(nil), c.g.ops...), v),

				stmt.AddVar(writer, v...)
				writer.WriteByte(')')
			} else {
				writer.WriteString("(NULL)")
			}
		case interface{ getInstance() *DB }:
			cv := v.getInstance()

			subdb := cv.Session(&Session{Logger: logger.Discard, DryRun: true}).getInstance()
			if cv.Statement.SQL.Len() > 0 {
				var (
					vars = subdb.Statement.Vars
					sql  = cv.Statement.SQL.String()
				)