[postgis-tickets] [PostGIS] #3406: Provide a visual for ST_Boundary

[PostGIS]

#3406: Provide a visual for ST_Boundary
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 Reporter:  robe           |      Owner:  robe
     Type:  defect         |     Status:  new
 Priority:  medium         |  Milestone:  PostGIS 2.2.1
Component:  documentation  |    Version:  2.2.x
 Keywords:                 |
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 Was talking with someone on IRC and the mathy description doesn't help
 much to visualize what an ST_Boundary does.  True we have textual
 examples, but a visual as well I think would help.

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/3406>
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