Catalogs, Manifests and Metadata. Oh My! - A Podcast about Apache Iceberg and the World of Open Source Data
Episodes
Why do Semantic Layers matter so much?
25 Nov 2025
Contributed by Lukas
Try the Dremio Free trial at Dremio.com/get-started Follow Alex at AlexMerced.com
Gaming Handheld Buying Guide and New Lakehouse Free Trial
18 Nov 2025
Contributed by Lukas
Guide to the Dremio Free Trial: https://amdatalakehouse.substack.com/p/comprehensive-hands-on-walk-through?r=h4f8p In this episode I make som suggesti...
Lakehouse Catalogs Beyond Apache Iceberg, What could they Look Like?
17 Oct 2025
Contributed by Lukas
Alex Merced discusses different paths to a Universal Lakehouse Catalog standard and their pros and cons. Find links to books, social and more at AlexM...
Understanding the role of MCP, Langchain and Agent2Agent
26 Sep 2025
Contributed by Lukas
Alex Merced discusses the rising standards within the Agentic AI Space. Buy Alex Merced’s latest book “Architecting an Apache Iceberg Lake...
Enabling and Optimizing Agentic AI: Access, Performance and the Semantic Layer
05 Sep 2025
Contributed by Lukas
Alex Merced discusses three bottlenecks in building Agentic AI Applications and how platforms like Dremio can address them. Get hands-on with Dremio a...
Why Apache Polaris will Become the Industry Standard Data Lakehouse Catalog
30 Jun 2025
Contributed by Lukas
Past is Prologue. Alex Merced discusses lessons from the table format wars that can help predict the outcome of the catalog wars. Follow Alex at AlexM...
Data News: Snowflake/Databricks Announcements, Iceberg V3
11 Jun 2025
Contributed by Lukas
Alex Merced talks about the annoucement at Snowflake and Databricks respective conferences in particular when it comes to the lakehouse. Follow Alex: ...
Data News: DuckLake, Confluent’s TableFlow, New Book!
27 May 2025
Contributed by Lukas
Go to the DataLakehouseHub.com and join my Slack Community Download Free Iceberg Book: https://drmevn.fyi/podcast52725iceberg Download Free Polaris Bo...
Bonus – What is MCP? (Model Context Protocol – Modern AI 101)
06 Apr 2025
Contributed by Lukas
Alex Merced discusses modern AI and the new MCP standard and what it means. Follow Alex’s Blogs on and on Social at AlexMerced.com
Will Apache Iceberg and Delta Lake Merge?
21 Feb 2025
Contributed by Lukas
Alex Merced discusses the idea of whether Apache Iceberg and Delta Lake could merge. Follow my blog: https://medium.alexmerced.blog
2025, Data Lakehouse Looking Forward
30 Dec 2024
Contributed by Lukas
Alex Merced discusses what he looks forward to in 2025 in the Data Lakehouse Space. Alex Merced Event Listings: https://lu.ma/LakehouselinkupsAlex on ...
BONUS: Data Lakehouse Crash Course (Polaris, Nessie, Unity, Gravitino, Lakekeeper and more!)
05 Nov 2024
Contributed by Lukas
Register for the catalog Course: https://drmevn.fyi/catalogcourse1024 Watch the Iceberg Crash Course: https://drmevn.fyi/icebergcourse1024 L...
12 – My Experience at Apache Community Over Code (Apache Iceberg, Apache Polaris)
11 Oct 2024
Contributed by Lukas
Alex Merced discusses going to Apache Community Over Code 2024 in Denver and discusses Apache Iceberg and Apache Polaris. Follow Alex https://alexmerc...
11 – What is Apache and the Apache Software Foundation?
10 Aug 2024
Contributed by Lukas
Alex Merced gives a brief overview of what is and the importance of the Apache Software Foundation.
10 – Apache Iceberg Table Maintenance
26 Jul 2024
Contributed by Lukas
Alex Merced discusses how to maintain Apache Iceberg tables. Find all of Alex’s social links here: https://bio.alexmerced.com/data
FREE Apache Iceberg Crash Course
09 Jul 2024
Contributed by Lukas
Register for the Course: https://bit.ly/am-2024-iceberg-live-crash-course-1 Free Copy of Apache Iceberg Book: https://bit.ly/am-iceberg-book My social...
9 – The Open Source Nessie Catalog for Apache Iceberg Tables
18 Jun 2024
Contributed by Lukas
Alex Merced explains why catalogs are such a big deal at the moment and what makes Nessie a special open source project. projectnessie.org Follow Alex...
8 – Apache Iceberg’s Hidden Partitioning
16 May 2024
Contributed by Lukas
This episode reveals the intricacies of Apache Iceberg’s hidden partitioning feature. Learn how this powerful functionality enhances data organi...
#7 – How Parquet Files Relate to Table Formats like Iceberg, Delta Lake and Hudi
17 Apr 2024
Contributed by Lukas
Alex Merced discusses what are parquet files and how they fit in to the data lakehouse table format story. Hands-On Lakehouse Laptop Exercises:–...
#6 – Apache Iceberg Manifest Lists
12 Apr 2024
Contributed by Lukas
Alex Merced discusses Apache Iceberg Manifest Lists
#5 – Apache Iceberg Metadata.json files
09 Apr 2024
Contributed by Lukas
Alex Merced explains metadata.json files!
#4 – Deep Dive into Apache Iceberg Catalogs (Nessie, Hive, REST Catalog, Hadoop)
05 Apr 2024
Contributed by Lukas
Alex talks all about Apache Iceberg catalogs, what they are, how they work and how they are evolving.
#3 – What is Apache Iceberg?
03 Apr 2024
Contributed by Lukas
Alex Merced discusses What is Apache Iceberg, the Data Lakehouse Table Format.
#3 – What is a Data Lakehouse Table Format
29 Mar 2024
Contributed by Lukas
Alex Merced explains what are table formats like Apache Iceberg, Apache Hudi and Delta Lake Follow Alex at https://bio.alexmerced.com/data
#2 – What is Data Lakehouse?
27 Mar 2024
Contributed by Lukas
Alex Merced explains what is a Data Lakehouse? Follow Alex at https://bio.alexmerced.com/data
#1 – intro to catalogs, manifests and metadata. Oh my!
25 Mar 2024
Contributed by Lukas
In this episode, Alex Merced introduces his new podcast “Catalogs, Manifests, and Metadata. Oh my!” covering open-source data projects lik...