ArcGIS Pro 3.1 API Reference Guide
ArcGIS.Core.Data Namespace / FieldType Enumeration
Example Example Version

FieldType Enumeration
Specifies the data type of the field.
Syntax
Members
MemberDescription
BigInteger 64-bit Integer.Reserved for future use.
Blob Binary Large Object.
Date Date.
DateOnly Date Only. Reserved for future use.
Double Double-precision floating-point number.
Geometry Geometry.
GlobalID Esri Global ID.
GUID Globally Unique Identifier.
Integer 32-bit Integer.
OID 32-bit Integer representing an object identifier.
Raster Raster.
Single Single-precision floating-point number.
SmallInteger 16-bit Integer.
String Character string.
TimeOnly Time Only. Reserved for future use.
TimestampOffset Timestamp Offset. Reserved for future use.
XML XML Document.
Example
Creating a FeatureDataset with a FeatureClass in one operation
public void CreateFeatureDatasetWithFeatureClassSnippet(Geodatabase geodatabase)
{
  // Creating a FeatureDataset named as 'Parcel_Information' and a FeatureClass with name 'Parcels' in one operation

  string featureDatasetName = "Parcel_Information";
  string featureClassName = "Parcels";

  SchemaBuilder schemaBuilder = new SchemaBuilder(geodatabase);

  // Create a FeatureDataset token
  FeatureDatasetDescription featureDatasetDescription = new FeatureDatasetDescription(featureDatasetName, SpatialReferences.WGS84);
  FeatureDatasetToken featureDatasetToken = schemaBuilder.Create(featureDatasetDescription);

  // Create a FeatureClass description
  FeatureClassDescription featureClassDescription = new FeatureClassDescription(featureClassName,
    new List<FieldDescription>()
    {
      new FieldDescription("Id", FieldType.Integer),
      new FieldDescription("Address", FieldType.String)
    },
    new ShapeDescription(GeometryType.Point, SpatialReferences.WGS84));

  // Create a FeatureClass inside a FeatureDataset
  FeatureClassToken featureClassToken = schemaBuilder.Create(new FeatureDatasetDescription(featureDatasetToken), featureClassDescription);

  // Build status
  bool buildStatus = schemaBuilder.Build();

  // Build errors
  if (!buildStatus)
  {
    IReadOnlyList<string> errors = schemaBuilder.ErrorMessages;
  }
}
Creating a FeatureClass in existing FeatureDataset
public void CreateFeatureClassInsideFeatureDatasetSnippet(Geodatabase geodatabase)
{
  // Creating a FeatureClass named as 'Tax_Jurisdiction' in existing FeatureDataset with name 'Parcels_Information'
  string featureDatasetName = "Parcels_Information";
  string featureClassName = "Tax_Jurisdiction";

  // Create a FeatureClass description
  FeatureClassDescription featureClassDescription = new FeatureClassDescription(featureClassName,
    new List<FieldDescription>()
    {
      new FieldDescription("Tax_Id", FieldType.Integer),
      new FieldDescription("Address", FieldType.String)
    },
    new ShapeDescription(GeometryType.Point, SpatialReferences.WGS84));

  FeatureDatasetDefinition featureDatasetDefinition = geodatabase.GetDefinition<FeatureDatasetDefinition>(featureDatasetName);

  SchemaBuilder schemaBuilder = new SchemaBuilder(geodatabase);

  // Create a FeatureClass inside a FeatureDataset using a FeatureDatasetDefinition
  schemaBuilder.Create(new FeatureDatasetDescription(featureDatasetDefinition), featureClassDescription);

  // Build status
  bool buildStatus = schemaBuilder.Build();

  // Build errors
  if (!buildStatus)
  {
    IReadOnlyList<string> errors = schemaBuilder.ErrorMessages;
  }
}
Inheritance Hierarchy

System.Object
   System.ValueType
      System.Enum
         ArcGIS.Core.Data.FieldType

Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3.0 or higher.
See Also