ArcGIS Pro 3.4 API Reference Guide
ArcGIS.Core.CIM Namespace / CIMServiceCompositeSubLayer Class / DefinitionExpression Property
Version

DefinitionExpression Property (CIMServiceCompositeSubLayer)
Gets or sets the definition expression. This property is used for composite layers that are backed by feature classes.
Syntax
public string DefinitionExpression {get; set;}
Requirements

Target Platforms: Windows 11, Windows 10

ArcGIS Pro version: 3 or higher.
See Also