SELECT '#682', ST_Buffer(ST_GeomFromText('POLYGON EMPTY',4326) , 0.5);
-- #683 --
---SELECT '#683', ST_BuildArea(ST_GeomFromText('POINT EMPTY',4326));
+SELECT '#683', ST_BuildArea(ST_GeomFromText('POINT EMPTY',4326));
-- #684 --
SELECT '#684', ST_Centroid(ST_GeomFromText('POLYGON EMPTY',4326));
#677|1121395
#680|010100000000000000000024c00000000000004940
#682|0103000020E610000000000000
+#683|0103000020E610000000000000
#684|0103000020E610000000000000
#685|0103000020E610000000000000
#686|0107000020E610000002000000010300000000000000011100000000000000