[postgis-tickets] [PostGIS] #3821: Don't drop st_union when updating postgis extension to 2.4

[PostGIS]

#3821: Don't drop st_union when updating postgis extension to 2.4
--------------------------+---------------------------
  Reporter:  nextstopsun  |      Owner:  robe
      Type:  defect       |     Status:  closed
  Priority:  medium       |  Milestone:  PostGIS 2.4.0
 Component:  postgis      |    Version:  2.3.x
Resolution:  fixed        |   Keywords:
--------------------------+---------------------------

Comment (by strk):

 Why not just using WHERE <> 's' ?

--
Ticket URL: <https://trac.osgeo.org/postgis/ticket/3821#comment:22>
PostGIS <http://trac.osgeo.org/postgis/>
The PostGIS Trac is used for bug, enhancement & task tracking, a user and developer wiki, and a view into the subversion code repository of PostGIS project.