MySQL 8.0 Release Notes
        MySQL 8.0 Source Code Documentation
        
          A Point is a geometry that represents a
          single location in coordinate space.
        
          Point
          Examples
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.
          Point
          Properties
X-coordinate value.
Y-coordinate value.
Pointis defined as a zero-dimensional geometry.The boundary of a
Pointis the empty set.