Write relationship queries on Cross custom object SOQL (Nested Queries) query to display records from Parent to child on Lightning Component Salesforce

how to access child records from parent using SOQL (Nested Queries) in salesforce

Using relationship queries, we can retrieve the related objects data using the SOQL query.

Use SOQL to query several relationship types.

• Query child-to-parent relationships
• Query parent-to-child
• Traverse the parent-to-child relationship as a foreign key in an aggregate query
• Traverse the parent-to-child relationship in an aggregate query

To know more details about Relationship Queries click here

How to write a Cross-object (Nested Queries) SOQL query from Parent to child, Retrieve the related list values and display on Lightning Component in Salesforce

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