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  1. MariaDB Server
  2. MDEV-7510

GIS: IsRing returns false for a primitive triangle

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Details

    • Bug
    • Status: Closed (View Workflow)
    • Critical
    • Resolution: Fixed
    • 10.1
    • 10.1.4
    • GIS

    Description

      10.1 revision 0105bf349a...

      		 
      MariaDB [test]> select ST_IsRing(ST_LineFromText('LINESTRING(0 0,0 10,10 10,0 0)'));
      		 
      +--------------------------------------------------------------+
      		 
      | ST_IsRing(ST_LineFromText('LINESTRING(0 0,0 10,10 10,0 0)')) |
      		 
      +--------------------------------------------------------------+
      		 
      |                                                            0 |
      		 
      +--------------------------------------------------------------+

      PostgeSQL 9.4, PostGIS 2.1.5

      		 
      pgis=# select ST_IsRing(ST_LineFromText('LINESTRING(0 0,0 10,10 10,0 0)'));
      		 
       st_isring 
      -----------
      		 
       t
      		 
      (1 row)

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        Issue Links

          relates to

          Task - A task that needs to be done. MDEV-7509 Testing for GIS extensions

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Closed

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              holyfoot Alexey Botchkov
              elenst Elena Stepanova
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              Dates

                Created:
                Updated:
                Resolved:

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