MySQL 8.0 Release Notes
MySQL 8.0 Source Code Documentation
Point is a geometry that represents a
single location in coordinate space.
Imagine a large-scale map of the world with many cities. A
Pointobject could represent each city.
On a city map, a
Pointobject could represent a bus stop.
Pointis defined as a zero-dimensional geometry.
The boundary of a
Pointis the empty set.