ST_ISRING()
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The parent of this page is: Functions for MariaDB Enterprise Server
Topics on this page:
Overview
A description for this Function has not yet been added to this Documentation.
EXAMPLES
SET @ls = 'LineString(1 1,2 2,3 3,2 2,1 1)';
SELECT ST_IsRing(ST_GeomFromText(@ls));
+---------------------------------+
| ST_IsRing(ST_GeomFromText(@ls)) |
+---------------------------------+
| 0 |
+---------------------------------+
SET @ls = ST_LineFromText('LINESTRING(0 0,0 10,10 10,0 0)');
SELECT ST_IsRing(ST_LineFromText(@ls));
+---------------------------------+
| ST_IsRing(ST_LineFromText(@ls)) |
+---------------------------------+
| -1 |
+---------------------------------+
CHANGE HISTORY
EXTERNAL REFERENCES
Additional information on this topic may be found in the MariaDB Public Knowledge Base.