ST_PolyFromWKB

Syntax

ST_PolyFromWKB(wkb[,srid])
ST_PolygonFromWKB(wkb[,srid])
PolyFromWKB(wkb[,srid])
PolygonFromWKB(wkb[,srid])

Description

Constructs a POLYGON value using its WKB representation and SRID.

ST_PolyFromWKB(), ST_PolygonFromWKB(), PolyFromWKB() and PolygonFromWKB() are synonyms.

Examples

SET @g = ST_AsBinary(ST_PolyFromText('POLYGON((1 1,1 5,4 9,6 9,9 3,7 2,1 1))'));

SELECT ST_AsText(ST_PolyFromWKB(@g)) AS p;
+----------------------------------------+
| p                                      |
+----------------------------------------+
| POLYGON((1 1,1 5,4 9,6 9,9 3,7 2,1 1)) |
+----------------------------------------+