func (p *DeleteFrom) Schema() sql.Schema {
	return sql.Schema{{
		Name:     "updated",
		Type:     sql.Int64,
		Default:  int64(0),
		Nullable: false,
	}}
}
Schema implements the Node interface.
package plan
import (
	"github.com/src-d/go-mysql-server/sql"
	"gopkg.in/src-d/go-errors.v1"
	"io"
)
var ErrDeleteFromNotSupported = errors.NewKind("table doesn't support DELETE FROM")
type DeleteFrom struct {
	sql.Node
}
func NewDeleteFrom(n sql.Node) *DeleteFrom {
	return &DeleteFrom{n}
}