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GeoServer Beginner's Guide

You're reading from   GeoServer Beginner's Guide Share geospatial data using Open Source standards

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Product type Paperback
Published in Oct 2017
Publisher Packt
ISBN-13 9781788297370
Length 384 pages
Edition 2nd Edition
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Author (1):
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Stefano Iacovella Stefano Iacovella
Author Profile Icon Stefano Iacovella
Stefano Iacovella
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Table of Contents (13) Chapters Close

Preface 1. GIS Fundamentals FREE CHAPTER 2. Getting Started with GeoServer 3. Exploring the Administrative Interface 4. Adding Your Data 5. Accessing Layers 6. Styling Your Layers 7. Creating Simple Maps 8. Performance and Caching 9. Automating Tasks - GeoServer REST Interface 10. Securing GeoServer Before Production 11. Tuning GeoServer in a Production Environment 12. Going Further - Getting Help and Troubleshooting

Performance and Caching

In previous chapters, you learned how to style layers to compose maps. Then you built a JavaScript code snippet, exploring several possibilities to include maps in your web application.

Whatever technology you prefer, or are constrained to use, you will have to submit a GetMap request to GeoServer. For each request, GeoServer has to perform a complex set of operations--loading data, applying styles, rendering the result to a bitmap, and pushing it back to the client who performed the request. As your web application gains popularity, more and more concurrent requests will hit your server, and you may run out of resources to satisfy them all.

Having to build the map from scratch every time does not make sense, especially if your web application does not offer the user the possibility to modify styles for layers. In many cases, the styles are defined just...

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