ArcGIS Pro 2.6 API Reference Guide
QueryDef Class
Members 

ArcGIS.Core.Data Namespace : QueryDef Class
Provides a capability to create virtual tables that represent queries involving one or more tables from the same geodatabase.
Syntax
public class QueryDef 
Public Class QueryDef 
Inheritance Hierarchy

System.Object
   ArcGIS.Core.Data.QueryDef

Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 7

See Also

Reference

QueryDef Members
ArcGIS.Core.Data Namespace