The latest Neo4j open-source NoSQL graph database adds built-in ETL, new functionality for easily mapping tabular data into Neo4j from CSV files, and a faster data loader, among other changes.

I’ve focused on two data structure categories, Java arrays and linked lists, which are the basis of more complex data structures such as stacks, queues, trees, graphs, dictionaries/maps, and sets.

This tutorial launches a short series introducing data structures and algorithms. In Part 1, you’ll learn what a data structure is and how data structures are classified.