func (s *etcdStore) DeleteRange(ctx context.Context, req *etcdserverpb.DeleteRangeRequest) (*etcdserverpb.DeleteRangeResponse, error) {
	ireq := etcdserverpb.InternalRaftRequest{ID: <-s.idgen, DeleteRange: req}
	msgc, errc, err := s.proposeInternalRaftRequest(ireq)
	if err != nil {
		return nil, err
	}
	select {
	case <-ctx.Done():
		s.cancelInternalRaftRequest(ireq)
		return nil, ctx.Err()
	case msg := <-msgc:
		return msg.(*etcdserverpb.DeleteRangeResponse), nil
	case err := <-errc:
		return nil, err
	case <-s.quitc:
		return nil, errStopped
	}
}
func (s *etcdStore) DeleteRange(ctx context.Context, req *etcdserverpb.DeleteRangeRequest) (*etcdserverpb.DeleteRangeResponse, error) {
	ireq := etcdserverpb.InternalRaftRequest{ID: <-s.idgen, DeleteRange: req}
	msgc, errc, err := s.proposeInternalRaftRequest(ireq)
	if err != nil {
		return nil, err
	}
	select {
	case <-ctx.Done():
		s.cancelInternalRaftRequest(ireq)
		return nil, ctx.Err()
	case msg := <-msgc:
		return msg.(*etcdserverpb.DeleteRangeResponse), nil
	case err := <-errc:
		return nil, err
	case <-s.quitc:
		return nil, errStopped
	}
}
func ( s * etcdStore ) DeleteRange ( ctx context . Context , req * etcdserverpb . DeleteRangeRequest ) ( * etcdserverpb . DeleteRangeResponse , error ) { ireq := etcdserverpb . InternalRaftRequest { ID : <- s . idgen , DeleteRange : req } msgc , errc , err := s . proposeInternalRaftRequest ( ireq ) if err != nil { return nil , err } select { case <- ctx . Done ( ) : s . cancelInternalRaftRequest ( ireq ) return nil , ctx . Err ( ) case msg := <- msgc : return msg . ( * etcdserverpb . DeleteRangeResponse ) , nil case err := <- errc : return nil , err case <- s . quitc : return nil , errStopped } }
// Delete implements gRPC KVServer.
// Delete deletes the given range from the store.
// A delete request increase the revision of the store,
// and generates one event in the event history.
Delete implements gRPC KVServer . Delete deletes the given range from the store . A delete request increase the revision of the store and generates one event in the event history .