Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions, see Getting Started with Amazon Web Services in China (PDF).

Amazon Redshift will no longer support the creation of new Python UDFs starting Patch 198. Existing Python UDFs will continue to function until June 30, 2026. For more information, see the blog post .

ST_Y

ST_Y returns the second coordinate of an input point.

Syntax

ST_Y(point)

Arguments

Return type

DOUBLE PRECISION value of the second coordinate.

If point is null, then null is returned.

If point is the empty point, then null is returned.

If point is not a POINT, then an error is returned.

Examples

The following SQL returns the second coordinate of a point.

SELECT ST_Y(ST_Point(1,2));

st_y
-----------
 2.0