5

Indexing with LlamaIndex

As this ebook edition doesn't have fixed pagination, the page numbers below are hyperlinked for reference only, based on the printed edition of this book.

This chapter provides an in-depth look at the different types of indexes available in LlamaIndex. It explains how indexes work, and their key capabilities, customization options, underlying architectures, and use cases. Overall, this chapter serves as a guide for leveraging the indexing functionality within LlamaIndex to build performant and scalable RAG systems. Let’s get started!

Throughout this chapter, we’ll cover the following topics:

  • Indexing data – a bird’s-eye view
  • Understanding the Vector Store Index
  • Understanding embeddings
  • Persisting and re-using Indexes ...

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