[postgis-devel] [PostGIS] #1609: [raster] Implement ST_Merge for ST_Union

[PostGIS]

#1609: [raster] Implement ST_Merge for ST_Union
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 Reporter:  pracine      |       Owner:  pracine      
     Type:  enhancement  |      Status:  new          
 Priority:  medium       |   Milestone:  PostGIS 2.1.0
Component:  raster       |     Version:  trunk        
 Keywords:               |  
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Comment(by pracine):

 We could make it internal for 2.0.1 to optimize ST_MapAlgebra and publish
 it as a function in 2.1.0 for ST_Union.

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/1609#comment:1>
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