The Ultimate Guide to High Availability with MariaDB

ST_INTERSECTION

Sintassi

ST_INTERSECTION(g1,g2)

Spiegazione

MariaDB starting with 5.3.3

ST_INTERSECTION() è stata introdotta in MariaDB 5.3.3

Restituisce una geometria che è l'intersezione, o porzione condivisa, delle geometrie g1 e g2.

Esempi

SET @g1 = ST_GEOMFROMTEXT('POINT(2 1)');

SET @g2 = ST_GEOMFROMTEXT('LINESTRING(2 1, 0 2)');

SELECT ASTEXT(ST_INTERSECTION(@g1,@g2));
+----------------------------------+
| ASTEXT(ST_INTERSECTION(@g1,@g2)) |
+----------------------------------+
| POINT(2 1)                       |
+----------------------------------+

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