Alexander Erdl Picture

Alexander Erdl

Senior Developer Marketing Manager

Alexander is a Senior Developer Marketing Manager at Neo4j. He is passionate about graphs and loves observing the positive resonance and learning about the multitude of innovative graph applications. New technologies (hardware and software) have been the focus of his entire career.


Latest Posts by Alexander Erdl


Chris Zirkel

This Week in Neo4j: Py2Neo, Time Series, Data Clusters, Graph Database Internals and more

Welcome to This Week in Neo4j, your weekly fix for news from the world of graph databases! This week, we bid farewell to Py2Neo, visualise DateTime Data, explore a new Algorithm for Data Clusters and have an overview of Neo4j and Graph Databases. Remember our GenAI Stack together with... read more


Oleg Selajev

This Week in Neo4j: RAG, Constraints, NODES 2023 Recap, CI/CD Pipeline Security and more

Welcome to This Week in Neo4j, your weekly fix for news from the world of graph databases! This week, we have advanced ingestion strategies for RAG applications, new ways of handling constraints with Cypher, our podcast summarises the highlights of NODES 2023 and we look at an open source... read more


Sharmistha Chatterjee

This Week in Neo4j: Vector Index, Embeddings, Geospatial, Document QA and more

Welcome to This Week in Neo4j, your weekly fix for news from the world of graph databases! This week, we take a hands-on approach to Neo4j Vector Search and LangChain, use Embeddings for improved Image Retrieval, look at some resources for GIS Plugin Building and watch a tutorial on Document... read more


Stephen McGowan

This Week in Neo4j: Parallel Runtime, Geospatial, LangChain, RAG and more

Welcome to This Week in Neo4j, your weekly fix for news from the world of graph databases! How cool was NODES2023? I know I am still thrilled about the many sessions and many interactions with lots of you throughout the day. I hope you had a great day as well and if you missed it: Don't worry,... read more


This Week in Neo4j: GenAI Stack, GraphQL, Vectors, Visualisation and more

Welcome to This Week in Neo4j, your weekly fix for news from the world of graph databases! This is it! NODES 2023 is finally happening this Thursday. 🫵 Do you have signed up already? Running live across time zones around the globe, NODES is featuring over 100 sessions in tracks... read more


This Week in Neo4j: GenAI Stack, Chatbot, Active Directory, Podcast and more

Welcome to This Week in Neo4j, your weekly fix for news from the world of graph databases! Wow, what a week! At DockerCon last week, Neo4j announced the formation of a GenAI Stack together with LangChain, Ollama and Docker. For a more hands-on approach, please read our blog below. There is... read more


Kateryna Nesvit

This Week in Neo4j: Vectors, Chatbot, Going Meta, IoT and more

Welcome to This Week in Neo4j, your weekly fix for news from the world of graph databases! By now, I wonder when we will have the first week without an article on Vectors or ChatGPT (this edition featuring both). We also celebrate 20 episodes of Going Meta and go hands-on in building a smart... read more


This Week in Neo4j: Vectors, Cypher, Geospatial, DFIR and more

Welcome to This Week in Neo4j, your weekly fix for news from the world of graph databases! Once again, we are looking at the combination of Vector Search, OpenAI, LangChain and Neo4j, but this issue also brings you interesting posts on Cypher Improvements since Neo4j 5, we are getting hands-on... read more



This Week in Neo4j: SBOM, Data Modeling, LLM, LangChain and more

Welcome to This Week in Neo4j, your weekly fix for news from the world of graph databases! This episode features an interesting GitHub Repository on how to work with Bill of Material for Software, we look at Graph Data Modeling and (of course) more Vector Search and how LLMs can kickstart... read more


This Week in Neo4j: Java, LangChain, Voice Assistants, Knowledge Graphs and more

Welcome to This Week in Neo4j, your weekly fix for news from the world of graph databases! This week's edition is still under the impression from the recent Vector Search Annoucements with articles on Voice Assistants and LangChain Integration. NODES 2023 is approaching with big strides... read more


This Week in Neo4j: SSO, Chatbots, Vector Search, Knowledge Graphs and more

Welcome to This Week in Neo4j, your weekly fix for news from the world of graph databases! Hope you didn't miss the exciting news about Vector Search last week! Sticking with the topic, this week continues with lots of interesting articles around Chatbots, LLMs and (of course) Vectors.... read more


This Week in Neo4j: Vector Search, Java, HashGNN, Confluent, Sandbox and more

Welcome to This Week in Neo4j, your weekly fix for news from the world of graph databases! I hope summer is treating you well (if you live in the northern hemisphere, that is) 🏖️ This week, we announced a milestone feature for Neo4j: Native Vector Search. It provides a simple... read more


BioCypher: Unifying Framework for Biomedical Knowledge Graphs

Sebastian Lobentanzer joined me to talk about how to make life easier for biotech experts and researchers by making the creation of knowledge graphs from various sources easier.To watch the full episode, scroll to the end of this blog post.BioCypher OverviewThe Creation of Knowledge... read more




Wardley Mapping With Neo4j

Tom Asel from Tangible Concepts joined me recently to discuss the concept of Wardley Maps: What they are, where they are used, and why they (as well as maps in general) are different from graphs. In a demo, Tom demonstrated how Wardley Maps can be analyzed in Neo4j to find the hidden knowledge in... read more


This Week in Neo4j – Live Streaming Graphs

For many, livestreaming equals video games on Twitch, but there is so much more going on than just Let's Plays. This week is filled with a few episodes from our great community so you can watch graph projects being created in front of your eyes. Check them out below! In addition to the... read more


This Week in Neo4j – GraphConnect 2022

We are very excited to announce that GraphConnect will be back this year in June! Currently we have opened the Call for Papers and encourage you all to submit - no matter what graph topic is currently top of your mind, we want to hear from you! Are you a Neo4j expert who wants to do more... read more


This Week in Neo4j – Start Your Graph

This first real Twin4j of 2022 again covers a wide range of topics we think will be interesting to you. Are you wondering what's the most fun way to get your data in Neo4j? If you ask Samuel Longley, he will tell you ETL is the way to go and has started a blog series to prove his point.... read more


This Week in Neo4j – Best of Graph 2021 Part 2

Whether you're already in full swing working on your first project in 2022 or are just getting started, we have a few reading recommendations from the Neo4j blog sphere of 2021. In this second round of highlights we go into the Pandora Papers, some Knowledge Graphs, and Graph Data... read more