1// second argument is max decimal degits
2mysql> SELECT ST_AsGeoJSON(ST_GeomFromText('POINT(11.11111 12.22222)'),2);
3
4+-------------------------------------------------------------+
5| ST_AsGeoJSON(ST_GeomFromText('POINT(11.11111 12.22222)'),2) |
6+-------------------------------------------------------------+
7| {"type": "Point", "coordinates": [11.11, 12.22]} |
8+-------------------------------------------------------------+