Neo4j Docs Docs
Docs
Neo4j DBMS
  • Getting Started
  • Operations
  • Migration and Upgrade
  • Status Codes
  • Java Reference
  • Kerberos Add-on
Neo4j Aura
  • Neo4j Aura
  • Neo4j AuraDB
  • Neo4j AuraDS
Neo4j Tools
  • Neo4j Bloom
  • Neo4j Browser
  • Neo4j Data Importer
  • Neo4j Desktop
  • Neo4j Ops Manager
  • Neodash commercial
Neo4j Graph Data Science
  • Neo4j Graph Data Science Library
  • Neo4j Graph Data Science Client
Cypher Query Language
  • Cypher
  • Cypher Cheat Sheet
  • APOC Library
Generative AI
  • Neo4j GraphRAG for Python
  • Embeddings and vector indexes tutorial
  • GenAI integrations
  • Vector search indexes
  • Vector search functions
  • GraphQL vector index search documentation
Create applications
  • Python Driver
  • Go Driver
  • Java Driver
  • JDBC Driver
  • JavaScript Driver
  • .Net Driver
  • Neo4j GraphQL Library
  • Neo4j Visualization Library
  • OGM Library
  • Spring Data Neo4j
  • HTTP API
  • Neo4j Query API
  • Bolt
Connect data sources
  • Neo4j Connector for Apache Spark
  • Neo4j Connector for Apache Kafka
  • Change Data Capture (CDC)
  • BigQuery to Neo4j
  • Google Cloud to Neo4j
Labs
GenAI Ecosystem
  • LLM Knowledge Graph Builder
  • Vector Index & Search
  • LangChain
  • LangChain.js
  • LlamaIndex
  • Haystack
  • DSPy
Developer Tools
  • APOC Extended
  • Aura CLI
  • arrows.app
  • Cypher Workbench
  • ETL Tool
  • NeoDash
Frameworks & Integrations
  • Needle Starter Kit
  • Neo4j Plugin for Liquibase
  • Neo4j Migrations
  • neomodel
RDF & Linked Data
  • Neosemantics (Java)
  • RDFLib-Neo4j (Python)
Get Help
Community Forum
Discord Chat
Knowledge Base
Neo4j Developer Blog
Neo4j Videos
GraphAcademy
Beginners Courses
  • Neo4j Fundamentals
  • Cypher Fundamentals
  • Importing Data Fundamentals
  • Importing CSV Data
  • Graph Data Modeling
Data Scientist Courses
  • Into to Graph Data Science
  • Graph Data Science Fundamentals
  • Path Finding
Generative AI Courses
  • Neo4j & LLM Fundamentals
  • Vector Indexes & Unstructured Data
  • Build a Chatbot with Python
  • Build a Chatbot with TypeScript
Neo4j Certification
  • Neo4j Certified Professional
  • Neo4j Graph Data Science Certification
Get Started Free
Search
Skip to content
Upgrade and Migration Guide
    • Introduction
    • Neo4j 2025
      • Changes from Neo4j 5 to 2025.x
      • Standalone server
        • Debian package manager
        • RPM package manager
        • TAR/ZIP
        • Docker
      • Cluster
        • In-place rolling upgrade
        • New server rolling upgrade
      • Upgrade Community to Enterprise
    • Neo4j 5
      • Upgrade to 5.x or 5 LTS
        • Standalone server
          • Debian package manager
          • RPM package manager
          • TAR/ZIP
          • Docker
        • Cluster
          • In-place rolling upgrade
          • New server rolling upgrade
      • Migrate from 4.4 LTS
        • Prepare for your migration
        • Backup your databases
        • Install and configure Neo4j 5
        • Migrate your databases
        • Reference
          • Breaking changes between Neo4j 4.4 and Neo4j 5
          • Changes to procedures in Neo4j 5.x
          • Changes to Java API in Neo4j 5.x
          • Changes to configuration settings in Neo4j 5.x
          • Migrate a standalone server (Helm)
          • Migrate a cluster (Helm)
      • Upgrade Community to Enterprise
    • Neo4j 4
      • Understanding upgrades and migration
      • Supported upgrade and migration paths
      • Considerations and planning
      • Migrating from Community to Enterprise Edition
      • Upgrade PATCH release
        • Upgrade checklist
        • Upgrade a single instance
        • Upgrade a cluster
      • Upgrade 4.3 to 4.4 LTS
        • Upgrade checklist
        • Upgrade a single instance
        • Upgrade a cluster
        • Troubleshooting
      • Upgrade 4.2 to 4.3
        • Upgrade checklist
        • Upgrade a single instance
        • Upgrade a cluster
        • Troubleshooting
      • Upgrade 4.1 to 4.2
        • Upgrade checklist
        • Upgrade a single instance
        • Upgrade a cluster
        • Troubleshooting
      • Upgrade 4.0 to 4.1
        • Upgrade checklist
        • Upgrade a single instance
        • Upgrade a cluster
        • Troubleshooting
      • Migrate from 3.5
        • Breaking changes between Neo4j 3.5 and Neo4j 4.x
          • Configuration settings
          • Neo4j SSL framework
          • Authentication and authorization
          • Databases
          • Causal Cluster
          • Cypher® syntax
          • Procedures
          • Metrics
          • Logs
          • Tools
          • Backups
          • JMX
          • Neo4j API
          • REST API
          • HTTP API endpoints
          • External dependencies
        • Breaking changes between Neo4j 1.7 drivers and Neo4j 4.x drivers
          • Drivers changes
            • Compatibility
            • Breaking changes
            • Back-pressure
            • Multiple databases
            • SSL policy for Bolt and HTTPS
            • Additional URI schemes
          • Go driver
          • Java driver
          • Javascript driver
          • .NET driver
          • Python driver
        • Migration checklist
        • Migrate 3.5 to 4.0
          • Migrate a single instance
          • Migrate a cluster
        • Migrate 3.5 to 4.x
          • Migrate a single instance
          • Migrate a cluster
      • Tutorials
        • Back up and restore a single database in a single instance
        • Back up and restore a single database in a cluster
        • Back up and copy a single database in a single instance
        • Back up and copy a single database in a cluster
      • Neo4j indexes
      • Changelogs
        • Changes to configuration settings in Neo4j 4
        • Changes to procedures & functions in Neo4j 4

Is this page helpful?

  • Upgrade and Migration Guide
  • Neo4j 4
  • Migrate from 3.5
  • Breaking changes between Neo4j 3.5 and Neo4j 4.x

Breaking changes between Neo4j 3.5 and Neo4j 4.x

This chapter describes the breaking changes between Neo4j 3.5 and Neo4j 4.x.

It covers changes to:

  • Configuration settings

  • Neo4j SSL framework

  • Authentication and authorization

  • Databases

  • Causal Cluster

  • Cypher® syntax

  • Procedures

  • Metrics

  • Logs

  • Tools

  • Backups

  • JMX

  • Neo4j API

  • REST API

  • HTTP API endpoints

  • External dependencies

Migrate from 3.5 Configuration settings

Learn

  • Sandbox
  • Neo4j Community Site
  • Neo4j Developer Blog
  • Neo4j Videos
  • GraphAcademy
  • Neo4j Labs

Social

  • Twitter
  • Meetups
  • Github
  • Stack Overflow
  • Want to Speak?

Contact Us →

  • US: 1-855-636-4532
  • Sweden +46 171 480 113
  • UK: +44 20 3868 3223
  • France: +33 (0) 1 88 46 13 20

© 2025 Neo4j, Inc.
Terms | Privacy | Sitemap

Neo4j®, Neo Technology®, Cypher®, Neo4j® Bloom™ and Neo4j® Aura™ are registered trademarks of Neo4j, Inc. All other marks are owned by their respective companies.