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Nonlinear Geometry Types Extension

This extension allows the use of extended geometry types.

gpkg_extensions

Add a row to this table for each geometry type in use

Column	Value
table_name	table containing extended geometry
column_name	column containing extended geometry
extension_name	gpkg_geom_<gname> where <gname> is the uppercase name of the extended geometry type
definition	http://www.geopackage.org/spec120/#extension_geometry_types
scope	read-write

Features tables

When using this extension, use the appropriate type code in the geometry type byte of the geometry. The X bit is 0 (an X bit of 1 only applies when using the now-deprecated User Defined Geometry Types Extension of GeoPackageBinary Geometry Encoding).

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