st_asewkt function

Applies to: Databricks Runtime 17.1 and above

Preview

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Returns the input GEOGRAPHY or GEOMETRY value in Extended WKT (EWKT) format.

Syntax

st_asbinary ( geoExpr )

Arguments

• geoExpr: A GEOGRAPHY or GEOMETRY value.

Returns

A value of type STYRING. The returned value is the Extended WKT (EWKT) description of the input GEOGRAPHY or GEOMETRY value.

The function returns NULL if the input is NULL.

Examples

SQL

-- Export a 3DZ Cartesian point, given in GeoJSON format, in EWKT format.
> SELECT st_asewkt(st_geomfromgeojson('{"type":"Point","coordinates":[2.718281828,3.141592653,100]}'));
  SRID=4326;POINT Z (2.718281828 3.141592653 100)

Related functions

• st_asbinary function
• st_asewkb function
• st_asgeojson function
• st_astext function
• st_aswkb function
• st_aswkt function
• st_geogfromgeojson function
• st_geogfromtext function
• st_geogfromwkb function
• st_geogfromwkt function
• st_geomfromewkb function
• st_geomfromgeojson function
• st_geomfromtext function
• st_geomfromwkb function
• st_geomfromwkt function
• to_geography function
• to_geometry function
• try_to_geography function
• try_to_geometry function