ST_PointFromWKB — Returns a Point object given its Well-known text Representation.
geometry ST_PointFromWKB(
varchar WKB)
;
geometry ST_PointFromWKB(
varchar WKB, integer
SRID)
;
Creates a Point from well-known binary representation of a Point and a Spatial Reference System ID (SRID). If the SRID is not provides it defaults to -1. If WKB passed in is not a POINT, then null is returned.
2D | 3D | M |
---|---|---|
OGC SFS for SQL. 1.1 (1999) | OGC SFS for SQL. 1.1.0 (2005) | OGC SFS for SQL. 1.2.0 (2006) | SQL-MM Part 3 |
---|---|---|---|
3.2.7.2 | 7.2.7.1 | - | 6.1.9 |