ST_Envelope() method

Syntax

geometry-expression.ST_Envelope()

Returns

ST_Polygon Returns a polygon that is the bounding rectangle for the geometry-expression.

Examples

• Example 1 – The following example returns the result Polygon ((0 0, 1 0, 1 4, 0 4, 0 0)).

  SELECT Shape.ST_Envelope()
  FROM SpatialShapes WHERE ShapeID = 6

Standards

SQL/MM (ISO/IEC 13249-3: 2006) 5.1.15