ST_PointInsideCircle
Name
ST_PointInsideCircle — Tests if a point geometry is inside a circle defined by a center and radius.
Synopsis
    
     boolean
     
      ST_PointInsideCircle
     
     (
    
    geometry
    
     a_point
    
    , float
    
     center_x
    
    , float
    
     center_y
    
    , float
    
     radius
    
    
     )
    
    ;
   
Description
   Returns true if the geometry is a point and is inside the
      circle with center
   
    center_x
   
   ,
   
    center_y
   
   and radius
   
    radius
   
   .
  
       
      | 
     |
| 
       Does not use spatial indexes. Use ST_DWithin instead.  | 
    
Availability: 1.2
Changed: 2.2.0 In prior versions this was called ST_Point_Inside_Circle