News & Updates

Bringing DuckLake to Apache DataFusion

We've just released a new version of DuckLake + DataFusion and have donated it to the datafusion-contrib repository. We’re delighted to bring a new lakehouse catalog format to the…

Eddie A Tejeda7 min read

How Hotdata accelerates Neon and Supabase

Agents rarely connect to a single database. Transactional databases like Postgres generally store core application data, but agents often need to query multiple systems and…

Divya Ranganathan3 min read

Building Vector Search Into a SQL Query Engine

We added native ANN search to our DataFusion-based engine using USearch, Parquet, and SQLite — with adaptive filtering and got impressive results.

Eddie A Tejeda6 min read

Why Agents Need Version Control for Data

In the early days, developers could keep knowledge of the systems they worked on in their heads. You changed a file, ran a test, and moved on. That worked when codebases were…

Eddie A Tejeda2 min read

Agents Are Only as Good as the Data They Can JOIN

Now that everyone is building agents on diverse data sources and agents have better reasoning tools, how do you quickly assemble data from many different sources, in the right…

Divya Ranganathan5 min read

Query engines for Agents

We’re building a query engine, so I’ve been thinking about the difference between query engines built for humans and those specially made for agents. Regardless of the…

Eddie A Tejeda2 min read

Why we are building Hotdata

Over the past decade, data infrastructure prioritized throughput and scale over latency and interactivity, cementing large distributed warehouses as the default.

Eddie A Tejeda2 min read