Constructs a Polygon value using its WKB representation and an optional SRID.
ST_PolyFromWKB(wkb[,srid])
ST_PolygonFromWKB(wkb[,srid])
PolyFromWKB(wkb[,srid])
PolygonFromWKB(wkb[,srid])Constructs a POLYGON value using its WKB representation and SRID.
ST_PolyFromWKB(), ST_PolygonFromWKB(), PolyFromWKB() and PolygonFromWKB() are synonyms.
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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)) |
+----------------------------------------+