The Ultimate Guide to High Availability with MariaDB

ST_AsBinary

You are viewing an old version of this article. View the current version here.
MariaDB starting with 5.3.3

ST_AsBinary was added as a synonym for AsBinary and ST_AsWKB was added as a synonym for AsWKB in MariaDB 5.3.3.

Syntax

ST_AsBinary(g)
AsBinary(g)
ST_AsWKB(g)
AsWKB(g)

Description

Converts a value in internal geometry format to its WKB representation and returns the binary result.

ST_AsBinary(), AsBinary(), ST_AsWKB() and AsWKB() are synonyms,

Examples

SET @poly = ST_GeomFromText('POLYGON((0 0,0 1,1 1,1 0,0 0))');
SELECT ST_AsBinary(@poly);

SELECT ST_AsText(ST_GeomFromWKB(ST_AsWKB(@poly)));
+--------------------------------------------+
| ST_AsText(ST_GeomFromWKB(ST_AsWKB(@poly))) |
+--------------------------------------------+
| POLYGON((0 0,0 1,1 1,1 0,0 0))             |
+--------------------------------------------+

Comments

Comments loading...
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.