STARTPOINT

Sintassi

StartPoint(ls)

Spiegazione

Restituisce l'oggetto Point che costituisce il punto iniziale dell'oggetto LineString ls.

Esempi

SET @ls = 'LineString(1 1,2 2,3 3)';

MariaDB [(none)]> SELECT AsText(StartPoint(GeomFromText(@ls)));
+---------------------------------------+
| AsText(StartPoint(GeomFromText(@ls))) |
+---------------------------------------+
| POINT(1 1)                            |
+---------------------------------------+

Commenti

Sto caricando i commenti......
Content reproduced on this site is the property of its respective owners, and this content is not reviewed in advance by MariaDB. The views, information and opinions expressed by this content do not necessarily represent those of MariaDB or any other party.