Building the machine that builds the machine (Interview)
Paul Dix joins us to discuss the InfluxDB co-founder’s journey adapting to an agentic world. Paul sent his AI coding agents on various real-world side quests and shares all his findings: what’s going to prod, what’s not, and why he’s (at least for a bit) back to coding by hand.
Update: He’s back to letting the AIs write code, but with a lot more oversight. For now…
Join the discussion
Changelog++ members save 4 minutes on this episode because they made the ads disappear. Join today!
Sponsors:
Namespace – Speed up your development and testing workflows using your existing tools. (Much) faster GitHub actions, Docker builds, and more. At an unbeatable price.
Tiger Data – Postgres for Developers, devices, and agents The data platform trusted by hundreds of thousands from IoT to Web3 to AI and more.
Fly.io – The home of Changelog.com — Deploy your apps close to your users — global Anycast load-balancing, zero-configuration private networking, hardware isolation, and instant WireGuard VPN connections. Push-button deployments that scale to thousands of instances. Check out the speedrun to get started in minutes.
Featuring:
Paul Dix – GitHub, X
Adam Stacoviak – Website, GitHub, LinkedIn, Mastodon, X
Jerod Santo – Website, GitHub, LinkedIn, Mastodon, X
Show Notes:
Build the machine that builds the machine
Paul dix on X: “2026: the great engineering divergence”
InfluxData
Something missing or broken? PRs welcome!
Find Out About The Technology Behind The Latest PFAD In Analytical Database Development
Summary
Building a database engine requires a substantial amount of engineering effort and time investment. Over the decades of research and development into building these software systems there are a number of common components that are shared across implementations. When Paul Dix decided to re-write the InfluxDB engine he found the Apache Arrow ecosystem ready and waiting with useful building blocks to accelerate the process. In this episode he explains how he used the combination of Apache Arrow, Flight, Datafusion, and Parquet to lay the foundation of the newest version of his time-series database.
Announcements
Hello and welcome to the Data Engineering Podcast, the show about modern data management
Dagster offers a new approach to building and running data platforms and data pipelines. It is an open-source, cloud-native orchestrator for the whole development lifecycle, with integrated lineage and observability, a declarative programming model, and best-in-class testability. Your team can get up and running in minutes thanks to Dagster Cloud, an enterprise-class hosted solution that offers serverless and hybrid deployments, enhanced security, and on-demand ephemeral test deployments. Go to dataengineeringpodcast.com/dagster today to get started. Your first 30 days are free!
Data lakes are notoriously complex. For data engineers who battle to build and scale high quality data workflows on the data lake, Starburst powers petabyte-scale SQL analytics fast, at a fraction of the cost of traditional methods, so that you can meet all your data needs ranging from AI to data applications to complete analytics. Trusted by teams of all sizes, including Comcast and Doordash, Starburst is a data lake analytics platform that delivers the adaptability and flexibility a lakehouse ecosystem promises. And Starburst does all of this on an open architecture with first-class support for Apache Iceberg, Delta Lake and Hudi, so you always maintain ownership of your data. Want to see Starburst in action? Go to dataengineeringpodcast.com/starburst and get $500 in credits to try Starburst Galaxy today, the easiest and fastest way to get started using Trino.
Join us at the top event for the global data community, Data Council Austin. From March 26-28th 2024, we'll play host to hundreds of attendees, 100 top speakers and dozens of startups that are advancing data science, engineering and AI. Data Council attendees are amazing founders, data scientists, lead engineers, CTOs, heads of data, investors and community organizers who are all working together to build the future of data and sharing their insights and learnings through deeply technical talks. As a listener to the Data Engineering Podcast you can get a special discount off regular priced and late bird tickets by using the promo code dataengpod20. Don't miss out on our only event this year! Visit dataengineeringpodcast.com/data-council and use code dataengpod20 to register today!
Your host is Tobias Macey and today I'm interviewing Paul Dix about his investment in the Apache Arrow ecosystem and how it led him to create the latest PFAD in database design
Interview
Introduction
How did you get involved in the area of data management?
Can you start by describing the FDAP stack and how the components combine to provide a foundational architecture for database engines?
This was the core of your recent re-write of the InfluxDB engine. What were the design goals and constraints that led you to this architecture?
Each of the architectural components are well engineered for their particular scope. What is the engineering work that is involved in building a cohesive platform from those components?
One of the major benefits of using open source components is the network effect of ecosystem integrations. That can also be a risk when the community vision for the project doesn't align with your own goals. How have you worked to mitigate that risk in your specific platform?
Can you describe the operational/architectural aspects of building a full data engine on top of the FDAP stack?
What are the elements of the overall product/user experience that you had to build to create a cohesive platform?
What are some of the other tools/technologies that can benefit from some or all of the pieces of the FDAP stack?
What are the pieces of the Arrow ecosystem that are still immature or need further investment from the community?
What are the most interesting, innovative, or unexpected ways that you have seen parts or all of the FDAP stack used?
What are the most interesting, unexpected, or challenging lessons that you have learned while working on/with the FDAP stack?
When is the FDAP stack the wrong choice?
What do you have planned for the future of the InfluxDB IOx engine and the FDAP stack?
Contact Info
LinkedIn
pauldix on GitHub
Parting Question
From your perspective, what is the biggest gap in the tooling or technology for data management today?
Closing Announcements
Thank you for listening! Don't forget to check out our other shows. Podcast.__init__ covers the Python language, its community, and the innovative ways it is being used. The Machine Learning Podcast helps you go from idea to production with machine learning.
Visit the site to subscribe to the show, sign up for the mailing list, and read the show notes.
If you've learned something or tried out a project from the show then tell us about it! Email hosts@dataengineeringpodcast.com) with your story.
Links
FDAP Stack Blog Post
Apache Arrow
DataFusion
Arrow Flight
Apache Parquet
InfluxDB
Influx Data
Podcast Episode
Rust Language
DuckDB
ClickHouse
Voltron Data
Podcast Episode
Velox
Iceberg
Podcast Episode
Trino
ODBC == Open DataBase Connectivity
GeoParquet
ORC == Optimized Row Columnar
Avro
Protocol Buffers
gRPC
The intro and outro music is from The Hug by The Freak Fandango Orchestra / CC BY-SA
Sponsored By:
Starburst: 
This episode is brought to you by Starburst - a data lake analytics platform for data engineers who are battling to build and scale high quality data pipelines on the data lake. Powered by Trino, Starburst runs petabyte-scale SQL analytics fast at a fraction of the cost of traditional methods, helping you meet all your data needs ranging from AI/ML workloads to data applications to complete analytics.
Trusted by the teams at Comcast and Doordash, Starburst delivers the adaptability and flexibility a lakehouse ecosystem promises, while providing a single point of access for your data and all your data governance allowing you to discover, transform, govern, and secure all in one place. Starburst does all of this on an open architecture with first-class support for Apache Iceberg, Delta Lake and Hudi, so you always maintain ownership of your data. Want to see Starburst in action? Try Starburst Galaxy today, the easiest and fastest way to get started using Trino, and get $500 of credits free. [dataengineeringpodcast.com/starburst](https://www.dataengineeringpodcast.com/starburst)
Data Council: 
Join us at the top event for the global data community, Data Council Austin. From March 26-28th 2024, we'll play host to hundreds of attendees, 100 top speakers and dozens of startups that are advancing data science, engineering and AI. Data Council attendees are amazing founders, data scientists, lead engineers, CTOs, heads of data, investors and community organizers who are all working together to build the future of data and sharing their insights and learnings through deeply technical talks. As a listener to the Data Engineering Podcast you can get a special discount off regular priced and late bird tickets by using the promo code dataengpod20. Don't miss out on our only event this year! Visit [dataengineeringpodcast.com/data-council](https://www.dataengineeringpodcast.com/data-council) and use code **dataengpod20** to register today! Promo Code: dataengpod20
Dagster: 
Data teams are tasked with helping organizations deliver on the premise of data, and with ML and AI maturing rapidly, expectations have never been this high. However data engineers are challenged by both technical complexity and organizational complexity, with heterogeneous technologies to adopt, multiple data disciplines converging, legacy systems to support, and costs to manage.
Dagster is an open-source orchestration solution that helps data teams reign in this complexity and build data platforms that provide unparalleled observability, and testability, all while fostering collaboration across the enterprise. With enterprise-grade hosting on Dagster Cloud, you gain even more capabilities, adding cost management, security, and CI support to further boost your teams' productivity. Go to [dagster.io](https://dagster.io/lp/dagster-cloud-trial?source=data-eng-podcast) today to get your first 30 days free!
Support Data Engineering Podcast
A Candid Exploration Of Timeseries Data Analysis With InfluxDB
Summary
While the overall concept of timeseries data is uniform, its usage and applications are far from it. One of the most demanding applications of timeseries data is for application and server monitoring due to the problem of high cardinality. In his quest to build a generalized platform for managing timeseries Paul Dix keeps getting pulled back into the monitoring arena. In this episode he shares the history of the InfluxDB project, the business that he has helped to build around it, and the architectural aspects of the engine that allow for its flexibility in managing various forms of timeseries data. This is a fascinating exploration of the technical and organizational evolution of the Influx Data platform, with some promising glimpses of where they are headed in the near future.
Announcements
Hello and welcome to the Data Engineering Podcast, the show about modern data management
When you’re ready to build your next pipeline, or want to test out the projects you hear about on the show, you’ll need somewhere to deploy it, so check out our friends at Linode. With their managed Kubernetes platform it’s now even easier to deploy and scale your workflows, or try out the latest Helm charts from tools like Pulsar and Pachyderm. With simple pricing, fast networking, object storage, and worldwide data centers, you’ve got everything you need to run a bulletproof data platform. Go to dataengineeringpodcast.com/linode today and get a $100 credit to try out a Kubernetes cluster of your own. And don’t forget to thank them for their continued support of this show!
RudderStack’s smart customer data pipeline is warehouse-first. It builds your customer data warehouse and your identity graph on your data warehouse, with support for Snowflake, Google BigQuery, Amazon Redshift, and more. Their SDKs and plugins make event streaming easy, and their integrations with cloud applications like Salesforce and ZenDesk help you go beyond event streaming. With RudderStack you can use all of your customer data to answer more difficult questions and then send those insights to your whole customer data stack. Sign up free at dataengineeringpodcast.com/rudder today.
We’ve all been asked to help with an ad-hoc request for data by the sales and marketing team. Then it becomes a critical report that they need updated every week or every day. Then what do you do? Send a CSV via email? Write some Python scripts to automate it? But what about incremental sync, API quotas, error handling, and all of the other details that eat up your time? Today, there is a better way. With Census, just write SQL or plug in your dbt models and start syncing your cloud warehouse to SaaS applications like Salesforce, Marketo, Hubspot, and many more. Go to dataengineeringpodcast.com/census today to get a free 14-day trial.
Your host is Tobias Macey and today I’m interviewing Paul Dix about Influx Data and the different facets of the market for timeseries databases
Interview
Introduction
How did you get involved in the area of data management?
Can you describe what you are building at Influx Data and the story behind it?
Timeseries data is a fairly broad category with many variations in terms of storage volume, frequency, processing requirements, etc. This has led to an explosion of database engines and related tools to address these different needs. How do you think about your position and role in the ecosystem?
Who are your target customers and how does that focus inform your product and feature priorities?
What are the use cases that Influx is best suited for?
Can you give an overview of the different projects, tools, and services that comprise your platform?
How is InfluxDB architected?
How have the design and implementation of the DB engine changed or evolved since you first began working on it?
What are you optimizing for on the consistency vs. availability spectrum of CAP?
What is your approach to clustering/data distribution beyond a single node?
For the interface to your database engine you developed a custom query language. What was your process for deciding what syntax to use and how to structure the programmatic interface?
How do you handle the lifecycle of data in an Influx deployment? (e.g. aging out old data, periodic compaction/rollups, etc.)
With your strong focus on monitoring use cases, how do you handle the challenge of high cardinality in the data being stored?
What are some of the data modeling considerations that users should be aware of as they are designing a deployment of Influx?
What is the role of open source in your product strategy?
What are the most interesting, innovative, or unexpected ways that you have seen the Influx platform used?
What are the most interesting, unexpected, or challenging lessons that you have learned while working on Influx?
When is Influx DB and/or the associated tools the wrong choice?
What do you have planned for the future of Influx Data?
Contact Info
LinkedIn
pauldix on GitHub
@pauldix on Twitter
Parting Question
From your perspective, what is the biggest gap in the tooling or technology for data management today?
Closing Announcements
Thank you for listening! Don’t forget to check out our other show, Podcast.__init__ to learn about the Python language, its community, and the innovative ways it is being used.
Visit the site to subscribe to the show, sign up for the mailing list, and read the show notes.
If you’ve learned something or tried out a project from the show then tell us about it! Email hosts@dataengineeringpodcast.com) with your story.
To help other people find the show please leave a review on iTunes and tell your friends and co-workers
Join the community in the new Zulip chat workspace at dataengineeringpodcast.com/chat
Links
Influx Data
Influx DB
Search and Information Retrieval
Datadog
Podcast Episode
New Relic
StackDriver
Scala
Cassandra
Redis
KDB
Latent Semantic Indexing
TICK Stack
ELK Stack
Prometheus
TSM storage engine
TSI Storage Engine
Golang
Rust Language
RAFT Protocol
Telegraf
Kafka
InfluxQL
Flux Language
DataFusion
Apache Arrow
Apache Parquet
The intro and outro music is from The Hug by The Freak Fandango Orchestra / CC BY-SA
Support Data Engineering Podcast
The Power of Time Series Databases with Paul Dix
About Paul Dix
Paul Dix is the creator of InfluxDB. He has helped build software for startups, large companies and organizations like Microsoft, Google, McAfee, Thomson Reuters, and Air Force Space Command. He is the series editor for Addison Wesley’s Data & Analytics book and video series. In 2010 Paul wrote the book Service-Oriented Design with Ruby and Rails for Addison Wesley’s. In 2009 he started the NYC Machine Learning Meetup, which now has over 7,000 members. Paul holds a degree in computer science from Columbia University.
Links Referenced:
Twitter Username: @pauldix
LinkedIn URL: https://www.linkedin.com/in/pauldix/
Personal site: pauldix.net
Company site: www.influxdata.com
InfluxDB & IoT Data
Paul Dix joined the show and talked with us about InfluxDB, building a company with OSS, improving the language, and other interesting projects and news.
Join the discussion
Changelog++ members support our work, get closer to the metal, and make the ads disappear. Join today!
Sponsors:
Fastly – Our bandwidth partner. Fastly powers fast, secure, and scalable digital experiences. Move beyond your content delivery network to their powerful edge cloud platform.
Linode – Our cloud server of choice. Get one of the fastest, most efficient native SSD cloud servers for only $5/mo. Use the code changelog2018 to get 4 months free!
Rollbar – Our error monitoring partner. Rollbar provides real-time error monitoring, alerting, and analytics to help us resolve production errors in minutes. To start deploying with confidence - head to rollbar.com/changelog
Featuring:
Paul Dix – GitHub, X
Erik St. Martin – GitHub, X
Carlisia Thompson – GitHub, LinkedIn, X
Brian Ketelsen – GitHub, X
Show Notes:
InfluxDB
IFQL - the new Influx query language and engine
Announcing IFQL – A New Query Language and Engine for InfluxDB
Announcing IFQL v0.0.3
The Open Source Business Model is Under Siege
InfluxDB Now Supports Prometheus Remote Read & Write Natively
Interesting Go Projects and News
Grumble - automatic cli & shell tool
istio
OpenFaaS - Serverless Functions Made Simple
Pouch - An Efficient Container Engine
OpenCensus Libraries for Go
Fireworq - A lightweight, high-performance job queue system
Understand Go pointers in less than 800 words or your money back
Pixel - A hand-crafted 2D game library in Go
Free Software Friday!
Each week on the show we give a shout out to an open source project or community (or maintainer) that’s made an impact in our day to day developer lives.
Carlisia - go-multierror
Brian - LXRunOffline
Paul - Apache Arrow and Apache Arrow and the “10 Things I Hate About pandas”
Something missing or broken? PRs welcome!