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Types of data changes.
| Constant | Value | Description | 
|---|---|---|
| esriDataChangeTypeInsert | 0 | Insert data changes. | 
| esriDataChangeTypeUpdate | 1 | Update data changes. | 
| esriDataChangeTypeDelete | 2 | Delete data changes. | 
The esriDataChangeType enumeration contains values that represent types of data changes. The IDataChanges::Extract method uses the esriDataChangeType enumeration to indicate the type of data changes included in the data changes object.