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Graph Data Processing with Cypher

You're reading from   Graph Data Processing with Cypher A practical guide to building graph traversal queries using the Cypher syntax on Neo4j

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Product type Paperback
Published in Dec 2022
Publisher Packt
ISBN-13 9781804611074
Length 332 pages
Edition 1st Edition
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Author (1):
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Ravindranatha Anthapu Ravindranatha Anthapu
Author Profile Icon Ravindranatha Anthapu
Ravindranatha Anthapu
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Toc

Table of Contents (18) Chapters Close

Preface 1. Part 1: Cypher Introduction
2. Chapter 1: Introduction to Neo4j and Cypher FREE CHAPTER 3. Chapter 2: Components of Cypher 4. Part 2: Working with Cypher
5. Chapter 3: Loading Data with Cypher 6. Chapter 4: Querying Graph 7. Chapter 5: Filtering, Sorting, and Aggregations 8. Chapter 6: List Expressions, UNION, and Subqueries 9. Part 3: Advanced Cypher Concepts
10. Chapter 7: Working with Lists and Maps 11. Chapter 8: Advanced Query Patterns 12. Chapter 9: Query Tuning 13. Chapter 10: Using APOC Utilities 14. Chapter 11: Cypher Ecosystem 15. Chapter 12: Tips and Tricks 16. Index 17. Other Books You May Enjoy

Working with lists

Lists are the core data type in Cypher and because of this, there is extensive support for lists in Cypher. Lists hold elements in a sequence so that we can iterate the list in any order. They can hold any type of value. All of the elements in a list can be of the same type: whether integer, string, map, or list. It is also possible to mix and match different types in the same list.

We will take a look at different aspects of lists, such as using them as input and building lists for output or intermediate processing, along with using various built-in functions to process lists in this section.

Working with basic list capabilities

Cypher lists can be used to hold any type of data, including integers, strings, and so on. They hold the data in sequence like an array but are not limited to a single type. We can use indexing to access content or leverage built-in functions from Cypher to access data.

Let’s take a look at an example:

WITH [1,2,3,4...
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