ST_AREA
Syntax
ST_Area(poly) Area(poly)
Description
Returns as a double-precision number the area of the Polygon value poly, as measured in its spatial reference system.
ST_Area() and Area() are synonyms.
Examples
SET @poly = 'Polygon((0 0,0 3,3 0,0 0),(1 1,1 2,2 1,1 1))'; SELECT Area(GeomFromText(@poly)); +---------------------------+ | Area(GeomFromText(@poly)) | +---------------------------+ | 4 | +---------------------------+
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