package migrations import ( "context" "fmt" "github.com/uptrace/bun" ) func init() { Migrations.MustRegister(func(ctx context.Context, db *bun.DB) error { fmt.Print(" [up migration] ") _, err := db.Exec(`ALTER TABLE blogs ALTER COLUMN blog_id SET DEFAULT gen_random_uuid()`) return err }, func(ctx context.Context, db *bun.DB) error { fmt.Print(" [down migration] ") return nil }) }