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| Determines whether geometry A (2D polygon) is completely within geometry B (i.e., geometry B completely contains geometry A). |
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| Adds a new point to a 2D linestring. |
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| Checks whether the specified 2D polygon is valid according to the OGC rules. |
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| Serializes a 2D polygon using the Well-Known Text (WKT) format. |
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| Calculates the convex hull of the specified 2D polygon. |
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| Determines if geometry A (of type 2D polygon) covers geometry B. |
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| Determines whether two geometries are disjoint, i.e. whether their intersection is empty. |
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| Checks whether the intersection of a 2D polygon and another geometry does not result in an empty set. |
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| Determines if a 2D polygon overlaps another geometry. |
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| Returns a corrected version of the specified 2D polygon. |
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| Returns the number of incoming messages on the email server (POP3 protocol only). |
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| Determines if a 2D polygon crosses another geometry. |
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| Determines whether a 2D polygon touches another geometry. |
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| Determines if geometry A (of type 2D polygon) contains geometry B. |
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| Returns a geometry representing the difference between a 2D polygon and another geometry. |
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| Returns a geometry corresponding to the union between a 2D polygon and another geometry. |
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| The constants are language elements whose value is fixed once and for all... |
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| Locks the current thread while waiting for the specified event to be opened. |
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| Calculates the area of a given geometry. |
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