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SQL Anywhere 12.0.0 (Français) » SQL Anywhere Server - Spatial Data Support » Accessing and manipulating spatial data » ST_Curve type

 

ST_IsClosed method for type ST_Curve

Test if the ST_Curve value is closed. A curve is closed if the start and end points are coincident.

Note

By default, ST_IsClosed uses the original format for a geometry, if it is available. Otherwise, the internal format is used. For more information about internal and original formats, see STORAGE FORMAT clause, CREATE SPATIAL REFERENCE SYSTEM statement.

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 Standards and compatibility