ArcObjects Library Reference  (GeoDatabase)    

IClass.DeleteField Method

Deletes a field from this object class.

[Visual Basic 6.0]
Sub DeleteField(
    ByVal Field As IField _
[Visual Basic .NET]
Public Sub DeleteField ( _
    ByVal Field As IField _
public void DeleteField (
    IField Field
public void deleteField (
    IField Field
HRESULT DeleteField(
  IField* Field


Field [in]

  Field is a parameter of type IField

Product Availability

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

Errors Returned


Cannot delete a field that corresponds to an existing weight in a geometric network.


Cannot delete a required field. For a list of required fields, see the remarks section. If the field was set as required by the user, (check the IField::Required property and is not one of the fields listed under remarks) IFieldEdit::Required property can be used to remove the required status and then the field can be deleted.


You are not licensed to modify the schema of the feature class.  This error can arise with an ArcView license when a field is added to a feature class that participates in a Geometric Network, Topology or composite relationship class (such as feature-linked annotation)


Cannot delete a field from DB2.


DeleteField removes the specified field from a table, object class or feature class. Fields that are required by the Geodatabase and cannot be removed include:

Prior to deleting a field from a class, an exclusive schema lock should be obtained using the ISchemaLock interface.

[Visual Basic 6.0]

The following sample code demonstrates one methodology for deleting a field using DeleteField

'Assume we have a reference to a feature class, pFC
Dim pFields As IFields
Dim pField As IField

Set pFields = pFC.Fields
Set pField = pFields.Field(pFields.FindField("MyField"))
pFC.DeleteField pField

See Also

IClass Interface