FOSDEM 2025
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Data Analytics

Data Analytics

Room: UB5.132
Calendar: iCal, xCal

	09												10												11												12												13												14												15												16												17												18
Saturday																			What the Spec?!: New Features in Apache Iceberg™ Table Format V3								Graph Databases after 15 Years – Where Are They Headed?								Apache XTable - Interoperability Across Apache Hudi, Apache Iceberg, and Delta Lake								Exactly-Once Event Processing E2E: Bridging Apache Flink and Kafka for Reliable Data Streams								Accelerating QuestDB: Lessons from a 6x Query Performance Boost								ODBC Takes an Arrow to the Knee								Apache Arrow tensor arrays: an approach for storing tensor data			How we built a new powerful JSON data type for ClickHouse								volesti: sampling efficiently from high dimensional distributions								dbt-score: a linter for your dbt model metadata								Open Source Business Intelligence - Introduction to Apache Superset								Enhancing Airflow for Analytics, Data Engineering, and ML at Wikimedia								Developing Custom UIs to Explore Graph Databases Using Sigma.js								A Business Intelligence architecture for Social and Solidarity Economy.

Read the Call for Papers at https://lists.fosdem.org/pipermail/fosdem/2024q4/003587.html.

This DevRoom is a celebration of Open Source Data Analytics projects of all types and sizes. We invite project contributors to present their features, architecture, design, real-world use cases, and integrations. We also encourage end users to share how open-source data analytics projects are helping them solve their everyday challenges.

See https://javier.github.io/data_analytics_devroom_cfp_fosdem_2025/ for more information.

Event		Speakers	Start	End
Saturday
	What the Spec?!: New Features in Apache Iceberg™ Table Format V3	Danica Fine, Russell Spitzer	10:30	11:00
	Graph Databases after 15 Years – Where Are They Headed?	Gábor Szárnyas	11:10	11:40
	Apache XTable - Interoperability Across Apache Hudi, Apache Iceberg, and Delta Lake	Dipankar Mazumdar	11:50	12:20
	Exactly-Once Event Processing E2E: Bridging Apache Flink and Kafka for Reliable Data Streams	Adi Polak	12:30	13:00
	Accelerating QuestDB: Lessons from a 6x Query Performance Boost	javier ramirez, Jaromir Hamala	13:10	13:40
	ODBC Takes an Arrow to the Knee	Matthew Topol	13:50	14:20
	Apache Arrow tensor arrays: an approach for storing tensor data	Rok Mihevc, Alenka	14:30	14:35
	How we built a new powerful JSON data type for ClickHouse	Pavel Kruglov	14:45	15:15
	volesti: sampling efficiently from high dimensional distributions	Vissarion Fisikopoulos	15:25	15:55
	dbt-score: a linter for your dbt model metadata	Jochem van Dooren	16:05	16:35
	Open Source Business Intelligence - Introduction to Apache Superset	Evan Rusackas, Maxime Beauchemin	16:45	17:15
	Enhancing Airflow for Analytics, Data Engineering, and ML at Wikimedia	Ben Tullis, Balthazar Rouberol	17:25	17:55
	Developing Custom UIs to Explore Graph Databases Using Sigma.js	Alexis Jacomy	18:05	18:35
	A Business Intelligence architecture for Social and Solidarity Economy.	Jordi Isidro Llobet	18:45	18:55

fosdem-2025

Brussels / 1 & 2 February 2025

Data Analytics

Saturday