16.2.12 Class MultiSurface|無料CGI PHPサイト(新着情報、営業日カレンダーなど)

MySQL 5.1 リファレンスマニュアル :: 16 Spatial Extensions :: 16.2 The OpenGIS Geometry Model :: 16.2.12 Class MultiSurface

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16.2 The OpenGIS Geometry Model
16.2.1 The Geometry Class Hierarchy
16.2.2 Class Geometry
16.2.3 Class Point
16.2.4 Class Curve
16.2.5 Class LineString
16.2.6 Class Surface
16.2.7 Class Polygon
16.2.8 Class GeometryCollection
16.2.9 Class MultiPoint
16.2.10 Class MultiCurve
16.2.11 Class MultiLineString
16.2.12 Class MultiSurface
16.2.13 Class MultiPolygon

16.2.12. Class `MultiSurface`

A MultiSurface is a geometry collection composed of surface elements. MultiSurface is a non-instantiable class. Its only instantiable subclass is MultiPolygon.

MultiSurface Assertions

Two MultiSurface surfaces have no interiors that intersect.
Two MultiSurface elements have boundaries that intersect at most at a finite number of points.

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16.2.12. Class MultiSurface

16.2.12. Class `MultiSurface`