This great-looking component provides an expandable collapsible list view:

It’s optimized to show children of a common parent. So you pass in the recordId of the parent, and the name of the child object. you want to display, and it will show all the children. You can also pass in the names of the columns you’d like to show.

Suppose you want to navigate all the children cases of a particular parent case. Starting with the parent case, you can use this component to easily explore all of the children.

Features
The data table has following features.

• Show records for both custom and standard object.
• Specify visible columns
• No limit for level of hierarchy

Here’s an example configuration:

Note that selection is not currently output for use downstream in the flow.

About

This is a generic lighting hierarchy component , which is built in lwc using the tree grid base component.
The customization are done by design attributes. At onload of page the component shows only first level of record, next level of record in hierarchy are shown on click of expandable button action, and make the call to server via async, There is no limit of any level in hierarchy. If record has no children then expendable option not visiable.

Configuration

Select hierarchy component from left side components drag to Screen

Inputs

Label	Type	Value	Example
Enter Icon Name	String	provide slds icon name	standard:hierarchy For diffrent icons options visit slds-icons
Enter Title	String	provide table title	Hierarchy ( Any heading value can be enter)
Enter Object API Name	String	provide object custom or standard API name	Case
Enter Columns API Name (comma seprated)	String	CaseNumber,Subject,Origin	CaseNumber,Subject,Origin
Enter Parent field API Name	String	Enter Parent field API Name	Example: ParentId field is determine parent of Case record.
Enter RecordId	String	provide record id	Example recordId

Install

Version 1.0 Unlocked 12-11-21

Source

source