Implement the changes to generate the necessary database queries to successfully perform a multiple create mutation Related Issue: [Database Query Generation Design - [Multiple Create - Query Generation design](https://github.com/Azure/data-api-builder/issues/1887)
Implement the changes to generate the necessary database queries to successfully perform a multiple create mutation
Related Issue: [Database Query Generation Design - Multiple Create - Query Generation design