ST_ASTEXT

Reference material for ST_ASTEXT function

Converts shapes of the GEOGRAPHY data type to the Well-Known Text (WKT) format.

Syntax

ST_ASTEXT(<object>)

Parameters

Parameter	Description	Supported input types
<object>	The GEOGRAPHY object to convert to WKT format.	GEOGRAPHY

Return Type

ST_ASTEXT returns a value of type TEXT.

Example

The following code example creates a GEOGRAPHY object from the WKT representation of a Point at specified longitude and latitude coordinates and converts it to WKT format:

SELECT ST_ASTEXT(ST_GEOGFROMTEXT('POINT(-73.98551041593687 40.75793403395676)')) AS result

Returns

result (TEXT)
‘POINT(-73.98551041593687 40.75793403395676)’