公开(公告)号：US20180129681A1

公开(公告)日：2018-05-10

申请号：US15802911

申请日：2017-11-03

Applicant: Intergraph Corporation

Inventor： Gary W. Jeter ,  Mohiddin Baig

IPC: G06F17/30

CPC classification number: G06F16/29 ,  G01C21/32 ,  G06F16/2358 ,  G06F16/24539 ,  G06F16/9574

Abstract: In accordance with one embodiment of the invention, a method ensures, by a web map tile service, the updated display of features. In this method, a web map tile service database receives a change to a feature on a map and a server system identifies rendered tiles in a cache that are impacted by the change to the feature. The server system invalidates the identified rendered tiles in the cache by, for example, removing them.

公开(公告)号：US11068513B2

公开(公告)日：2021-07-20

申请号：US15802911

申请日：2017-11-03

Applicant: Intergraph Corporation

Inventor： Gary W. Jeter ,  Mohiddin Baig

IPC: G06F16/29 ,  G06F16/23 ,  G06F16/957 ,  G06F16/2453 ,  G01C21/32

Abstract: In accordance with one embodiment of the invention, a method ensures, by a web map tile service, the updated display of features. In this method, a web map tile service database receives a change to a feature on a map and a server system identifies rendered tiles in a cache that are impacted by the change to the feature. The server system invalidates the identified rendered tiles in the cache by, for example, removing them.