[postgis-tickets] [PostGIS] #2805: [raster] Expected return from ST_MapAlgebra callback function is not documented

[PostGIS]

#2805: [raster] Expected return from ST_MapAlgebra callback function is not
documented
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 Reporter:  strk           |       Owner:  robe 
     Type:  defect         |      Status:  new  
 Priority:  medium         |   Milestone:       
Component:  documentation  |     Version:  trunk
 Keywords:                 |  
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Comment(by strk):

 The unexpected NODATA was ticketed as #2807

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Ticket URL: <http://trac.osgeo.org/postgis/ticket/2805#comment:2>
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