If screaming speed in data access is the most important thing in your life, SQL Server's durable in-memory, memory-optimized tables are your answer. They were good in SQL Server 2014 and they're even ...

Creating and using an SQLite database for data persistence in Android apps. Covers the basics, as well as using foreign keys. Full source included.

A developer shouldn't spend time on database table creation when unit tests run. Instead, have Hibernate create tables in the database for JPA and other data-driven applications.

SQL Server's OpenJson function will let you dismantle JSON structures into relational tables, including tables with foreign/primary key relationships.

Create a query from within Access that attaches to my SQL Server and retrieves the recordset. I'd likely use the same technique I applied in this thread. <BR>2.