ArcObjects Library Reference (GeoDatabase)

IClassSchemaEdit Interface

Provides access to member to modify an object class schema. Note: the IClassSchemaEdit interface has been superseded byIClassSchemaEdit3. Please consider using the more recent version.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server.

When To Use

Use the IClassSchemaEdit interface when you want to modify the class properties of an object class, such as the class extension, model name, etc. You can also use this interface to register a table or feature class with the Geodatabase to make it a true object class.

Members

		Description
	AlterAliasName	The alias name of the object class.
	AlterClassExtensionCLSID	Changes the class extension COM class associated with this database class.
	AlterDefaultValue	The default value of the object class field.
	AlterDomain	The default domain of the object class field.
	AlterFieldAliasName	The alias name of the object class field.
	AlterFieldModelName	The model name of the object class field.
	AlterInstanceCLSID	Changes the instance COM class associated with this database class.
	AlterModelName	The model name of the object class.
	RegisterAsObjectClass	Registers this class with the database, assigning it a class id and creating an object id column.

CoClasses that implement IClassSchemaEdit

CoClasses and Classes	Description
FeatureClass	ESRI Feature Class object.
ObjectClass	ESRI Object Class object.
RasterCatalog	A collection of raster datasets in a Geodatabase table.
SchematicDiagramClass (esriSchematic)	Schematic diagram class object.
SchematicElementClass (esriSchematic)	Schematic element class object.

Remarks

When using the IClassSchemaEdit object to alter an object class' class schema, you should first acquire an exclusive schema lock using the ISchemaLock interface to be sure that another application or user does not have the class open while you are trying to modify its schema.