Function Description
st_asbinary(geo[, endianness]) Returns the geospatial value (value of type GEOGRAPHY or GEOMETRY) in WKB format using the specified endianness ('NDR' for little-endian, 'XDR' for big-endian), if provided. Defaults to little-endian encoding.
st_geogfromwkb(wkb) Parses the WKB description of a geography and returns the corresponding GEOGRAPHY value.
st_geomfromwkb(wkb[, srid]) Parses the WKB description of a geometry and returns the corresponding GEOMETRY value.
st_setsrid(geo, srid) Returns a new GEOGRAPHY or GEOMETRY value whose SRID is the specified SRID value.
st_srid(geo) Returns the SRID of the input GEOGRAPHY or GEOMETRY value.