feature_table: Normal form for sf

In mdsumner/spbabel: Convert Spatial Data Using Tidy Tables

Normal form for sf

Description

A 'feature_table' is a normal form for simple features, where all branches are recorded in one table with attributes object_, branch_, type_, parent_. All instances of parent_ are NA except for the holes in multipolygon.

Usage

feature_table(x, ...)

Arguments

x	sf object
...	ignored

Details

There is wasted information stored this way, but that's because this is intended as a lowest common denominator format.

There are three tables, objects (the feature attributes and ID), branches (the parts), coordinates (the X, Y, Z, M values).

mdsumner/spbabel documentation built on March 15, 2023, 5:03 p.m.