spatialite-sys 0.2.0

Low-level bindings to the SpatiaLite SQLite geospatial extension
Documentation 
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asbinary - POINTZM
:memory: #use in-memory database
SELECT Hex(AsBinary(GeomFromText("POINTZM(1 2 3 0)", 4326)))
1 # rows (not including the header row)
1 # columns
Hex(AsBinary(GeomFromText("POINTZM(1 2 3 0)", 4326)))
01B90B0000000000000000F03F000000000000004000000000000008400000000000000000