ST_SnapToGrid method

Returns a copy of the geometry with all points snapped to the specified grid.

Name	Description
ST_SnapToGrid(DOUBLE) method for type ST_Geometry	Returns a copy of the geometry with all points snapped to the specified grid.
ST_SnapToGrid(ST_Point,DOUBLE,DOUBLE,DOUBLE,DOUBLE) method for type ST_Geometry	Returns a copy of the geometry with all points snapped to the specified grid.

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