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Return the Extended Well-Known Text representation of a geography. EWKT is an extended version of WKT which includes the SRID of the geography. The format originated in PostGIS but is supported by many GIS tools.

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Signatures

ST_AsEWKT (A: Geography)

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Parameters

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A
Geography
required
The input geometry.

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Return type

A string representation.

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Example

SELECT ST_AsEWKT(ST_GeogFromWKT('LINESTRING (1 2, 3 4, 5 6)', 4326))

SRID=4326; LINESTRING (1 2, 3 4, 5 6)