The Ultimate Guide to High Availability with MariaDB

X

Sintassi

X(p)

Spiegazione

Restituisce la coordinata X del punto p come numero decimale a doppia precisione.

Esempi

MariaDB [(none)]> SET @pt = 'Point(56.7 53.34)';
MariaDB [(none)]> SELECT X(GeomFromText(@pt));
+----------------------+
| X(GeomFromText(@pt)) |
+----------------------+
|                 56.7 |
+----------------------+
1 row in set (0.00 sec)

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