AutoCAD Map 3D 2009 Geospatial Platform Reference

From AutoCAD Map 3D Geospatial Platform API

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virtual MgPropertyCollection* MgLayerBase::UpdateFeatures ( MgFeatureCommandCollection * commands ) [virtual]

Executes the MgDeleteFeatures, MgInsertFeatures, MgUpdateFeatures, MgLockFeatures or MgUnlockFeatures commands contained in the given MgFeatureCommandCollection object.

Remarks:: The XML returned by MgFeatureService::GetCapabilities says whether a provider supports SQL commands. See Provider Capabilities .

.NET Syntax

virtual MgPropertyCollection UpdateFeatures(MgFeatureCommandCollection commands);

Java Syntax

virtual MgPropertyCollection UpdateFeatures(MgFeatureCommandCollection commands);

PHP Syntax

virtual MgPropertyCollection UpdateFeatures(MgFeatureCommandCollection commands);

Parameters:

commands

(MgFeatureCommandCollection) A collection of feature commands to be executed.

Returns:

Returns an MgPropertyCollection object. Each property in the collection corresponds to a command in the MgFeatureCommandCollection argument. The property name is the index of the command in the feature command collection.

If the command is of type MgDeleteFeatures, the property type is an MgPropertyType::Int32, and its value is the number of features deleted.
If the command is of type MgInsertFeatures, the property type is an MgPropertyType::Feature, and its value is a MgFeatureReader object. The feature reader object contains the set of properties inserted into the datastore by the insert command.
If the command is of type MgUpdateFeatures, the property type is MgPropertyType::Int32, and its value is the number of features updated.
If the command is of type MgLockFeatures, the property type is MgPropertyType::Feature, and its value is the number of features locked.
If the command is of type MgUnLockFeatures, the property type is MgPropertyType::Int32, and its value is the number of features unlocked.

Exceptions:

	MgFeatureServiceException
	MgInvalidArgumentException
	MgInvalidOperationException
	MgFdoException

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