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Example of compressed World Light tileset

Given an existing tileset, MBTiles scans through 2,000 tiles at a time and consolidates repeated tiles, like those representing land and simple terrain. The result is a much-smaller file, especially given vector data like World Light with deep zoom levels.

 

Blog post at developmentseed.org/blog/2011/jan/13/making-portable-map-....

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Uploaded on January 13, 2011