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st_geogfromwkt function

Applies to: check marked yes Databricks Runtime 17.1 and above

Preview

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Parses the WKT description of a geography and returns the corresponding GEOGRAPHY value. The SRID value of the returned GEOGRAPHY value is 4326.

Syntax​

st_geogfromwkt ( wktExpr )

Arguments​

  • wktExpr: A STRING value, representing a geography in WKT format.

Returns​

A value of type GEOGRAPHY(4326), corresponding to the input WKT description.

The function returns NULL if the input is NULL.

Error conditions​

  • If the value of wktExpr is an invalid WKT description, the function returns WKT_PARSE_ERROR.

Examples​

SQL
-- Simple example.
> SELECT SELECT st_asgeojson(st_geogfromwkt('POINT Z (1 2 3)'));
  {"type":"Point","coordinates":[1,2,3]}
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