Buffer line between two coordinates with meters

How does a buffer work in GIS?

Buffering involves measuring the distance outward in all directions from an object. Buffering can be done on all three types of vector data: point, line, area. The resulting buffer is a polygon file.
 

What is a buffer zone in GIS?

In GIS, a buffer is a zone that is drawn around any point, line, or polygon that encompasses all of the area within a specified distance of the feature. This zone is drawn by a GIS in the form of a new polygon.
 

What is St buffer?

The ST_Buffer() function encircles a geometry object at a specified distance and returns a geometry object that is the buffer that surrounds the source object.