geometry
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## Name

geometry — The type representing spatial features with planar coordinate systems.

## Description

`geometry` is a fundamental PostGIS spatial data type used to represent a feature in planar (Euclidean) coordinate systems.

All spatial operations on geometry use the units of the Spatial Reference System the geometry is in.

## Casting Behavior

This table lists the automatic and explicit casts allowed for this data type:

Cast To | Behavior
box | automatic
box2d | automatic
box3d | automatic
bytea | automatic
geography | automatic
text | automatic

## See Also

Section 4.1, “Spatial Data Model”, Section 15.3, “PostGIS SQL-MM Compliant Functions”

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