[postgis-tickets] [PostGIS] #3777: POINT EMPTY, POINT 0 0 anomaly

[PostGIS]

#3777: POINT EMPTY, POINT 0 0 anomaly
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  Reporter:  robe     |      Owner:  pramsey
      Type:  defect   |     Status:  new
  Priority:  medium   |  Milestone:  PostGIS 2.3.3
 Component:  postgis  |    Version:  2.3.x
Resolution:           |   Keywords:
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Comment (by strk):

 GROUP BY uses btree opclass, which uses bounding boxes, any EMPTY has
 the same bounding box (null).

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/3777#comment:3>
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