DuckDB
@duckdb.org
DuckDB is an analytical in-process SQL database management system. "DuckDB" and the DuckDB logo are registered trademarks of the DuckDB Foundation.
DuckDB v1.4 introduced the much-requested feature of database encryption. In our new blog post, @ccfelius.bsky.social and @hannes.muehleisen.org explain how the encryption works under the hood: duckdb.org/2025/11/19/e...
November 20, 2025 at 6:24 PM
DuckDB v1.4 introduced the much-requested feature of database encryption. In our new blog post, @ccfelius.bsky.social and @hannes.muehleisen.org explain how the encryption works under the hood: duckdb.org/2025/11/19/e...
DuckDB's website and extension installation endpoint are still intermittently down due to today's Cloudflare outage – see our status page for more details: status.duckdb.org
For a single-file PDF copy of our documentation, see our recent post.
For a single-file PDF copy of our documentation, see our recent post.
DuckDB Status Page
status.duckdb.org
November 18, 2025 at 1:37 PM
DuckDB's website and extension installation endpoint are still intermittently down due to today's Cloudflare outage – see our status page for more details: status.duckdb.org
For a single-file PDF copy of our documentation, see our recent post.
For a single-file PDF copy of our documentation, see our recent post.
Today's Cloudflare outage has affected the DuckDB documentation site. While it seems to be mostly recovered now, it will take some time until everything stabilizes.
If you need to look things up in the DuckDB documentation now, feel free to use our PDF:
duckdb.github.io/duckdb-docs-...
If you need to look things up in the DuckDB documentation now, feel free to use our PDF:
duckdb.github.io/duckdb-docs-...
duckdb.github.io
November 18, 2025 at 12:39 PM
Today's Cloudflare outage has affected the DuckDB documentation site. While it seems to be mostly recovered now, it will take some time until everything stabilizes.
If you need to look things up in the DuckDB documentation now, feel free to use our PDF:
duckdb.github.io/duckdb-docs-...
If you need to look things up in the DuckDB documentation now, feel free to use our PDF:
duckdb.github.io/duckdb-docs-...
🚀 We released DuckDB v1.4.2, the second patch release of our LTS edition.
🔎 We are shipping new Iceberg features, improved logger/profiler integration and several bugfixes. The new DuckDB version can also read and write Vortex files.
📖 For more details, read
duckdb.org/2025/11/12/a...
🔎 We are shipping new Iceberg features, improved logger/profiler integration and several bugfixes. The new DuckDB version can also read and write Vortex files.
📖 For more details, read
duckdb.org/2025/11/12/a...
November 12, 2025 at 1:22 PM
🚀 We released DuckDB v1.4.2, the second patch release of our LTS edition.
🔎 We are shipping new Iceberg features, improved logger/profiler integration and several bugfixes. The new DuckDB version can also read and write Vortex files.
📖 For more details, read
duckdb.org/2025/11/12/a...
🔎 We are shipping new Iceberg features, improved logger/profiler integration and several bugfixes. The new DuckDB version can also read and write Vortex files.
📖 For more details, read
duckdb.org/2025/11/12/a...
📢 The final episode of DuckDB in Research's second season is out!
➗ This week, host Jack Waudby interviews Paul Groß, PhD student at CWI Amsterdam, to explore his work on adaptive factorization and worst-case optimal joins.
🎧 Listen to the episode at duckdb.org/science/paul...
➗ This week, host Jack Waudby interviews Paul Groß, PhD student at CWI Amsterdam, to explore his work on adaptive factorization and worst-case optimal joins.
🎧 Listen to the episode at duckdb.org/science/paul...
November 6, 2025 at 12:52 PM
📢 The final episode of DuckDB in Research's second season is out!
➗ This week, host Jack Waudby interviews Paul Groß, PhD student at CWI Amsterdam, to explore his work on adaptive factorization and worst-case optimal joins.
🎧 Listen to the episode at duckdb.org/science/paul...
➗ This week, host Jack Waudby interviews Paul Groß, PhD student at CWI Amsterdam, to explore his work on adaptive factorization and worst-case optimal joins.
🎧 Listen to the episode at duckdb.org/science/paul...
🎨 Are you creating a website or presentation that mentions DuckDB? Check out our design manual for advice on how to use our logo: duckdb.org/design/manual/
DuckDB Design Manual
DuckDB Design Manual: Explore DuckDB’s visual identity, logo usage, color system, and accessibility standards. Download official assets and learn how to maintain a consistent brand across all platform...
duckdb.org
November 3, 2025 at 10:45 PM
🎨 Are you creating a website or presentation that mentions DuckDB? Check out our design manual for advice on how to use our logo: duckdb.org/design/manual/
🚀 DuckDB Labs is hiring a DevOps Engineer and a Sales Engineer in Amsterdam 🇳🇱
🤔 Want to join one of the fastest-growing database startups?
Work with the team that disrupted analytical data management and grow with us in your new role.
👉 Apply now until November 7: duckdblabs.com#jobs%EF%BF%BC
🤔 Want to join one of the fastest-growing database startups?
Work with the team that disrupted analytical data management and grow with us in your new role.
👉 Apply now until November 7: duckdblabs.com#jobs%EF%BF%BC
Services for DuckDB
DuckDB Labs provides services for the DuckDB data management system directly from its creators.
https://duckdblabs.com#jobs
October 31, 2025 at 2:18 PM
🚀 DuckDB Labs is hiring a DevOps Engineer and a Sales Engineer in Amsterdam 🇳🇱
🤔 Want to join one of the fastest-growing database startups?
Work with the team that disrupted analytical data management and grow with us in your new role.
👉 Apply now until November 7: duckdblabs.com#jobs%EF%BF%BC
🤔 Want to join one of the fastest-growing database startups?
Work with the team that disrupted analytical data management and grow with us in your new role.
👉 Apply now until November 7: duckdblabs.com#jobs%EF%BF%BC
The PyData Amsterdam 2025 keynote “Minus Three Tier: Data Architecture Turned Upside Down” by @hannes.muehleisen.org is out now.
www.youtube.com/watch?v=DxwD...
www.youtube.com/watch?v=DxwD...
KEYNOTE: Hannes Mühleisen - Data Architecture Turned Upside Down | PyData Amsterdam 2025
YouTube video by PyData
www.youtube.com
October 31, 2025 at 2:05 PM
The PyData Amsterdam 2025 keynote “Minus Three Tier: Data Architecture Turned Upside Down” by @hannes.muehleisen.org is out now.
www.youtube.com/watch?v=DxwD...
www.youtube.com/watch?v=DxwD...
📢 A new DuckDB in Research podcast episode is out.
📈 In this week's episode, Jack Waudby interviews Mihail Stoian (@mihailstoian.bsky.social), PhD student at the Data Systems Lab, UT Nuremberg about the Parachute approach for robust query processing.
🎧 Listen at duckdb.org/science/miha...
📈 In this week's episode, Jack Waudby interviews Mihail Stoian (@mihailstoian.bsky.social), PhD student at the Data Systems Lab, UT Nuremberg about the Parachute approach for robust query processing.
🎧 Listen at duckdb.org/science/miha...
October 30, 2025 at 10:04 AM
📢 A new DuckDB in Research podcast episode is out.
📈 In this week's episode, Jack Waudby interviews Mihail Stoian (@mihailstoian.bsky.social), PhD student at the Data Systems Lab, UT Nuremberg about the Parachute approach for robust query processing.
🎧 Listen at duckdb.org/science/miha...
📈 In this week's episode, Jack Waudby interviews Mihail Stoian (@mihailstoian.bsky.social), PhD student at the Data Systems Lab, UT Nuremberg about the Parachute approach for robust query processing.
🎧 Listen at duckdb.org/science/miha...
🎞️ 𝘊𝘢𝘯 you store a movie in DuckDB?
In today's blog post, @hannes.muehleisen.org shows how to store a movie as a table encoding the RGB codes pixel-by-pixel, and how to process it: duckdb.org/2025/10/27/m...
Now, whether you 𝘴𝘩𝘰𝘶𝘭𝘥 store a movie in DuckDB... we'll leave that to your judgment.
In today's blog post, @hannes.muehleisen.org shows how to store a movie as a table encoding the RGB codes pixel-by-pixel, and how to process it: duckdb.org/2025/10/27/m...
Now, whether you 𝘴𝘩𝘰𝘶𝘭𝘥 store a movie in DuckDB... we'll leave that to your judgment.
October 27, 2025 at 3:43 PM
🎞️ 𝘊𝘢𝘯 you store a movie in DuckDB?
In today's blog post, @hannes.muehleisen.org shows how to store a movie as a table encoding the RGB codes pixel-by-pixel, and how to process it: duckdb.org/2025/10/27/m...
Now, whether you 𝘴𝘩𝘰𝘶𝘭𝘥 store a movie in DuckDB... we'll leave that to your judgment.
In today's blog post, @hannes.muehleisen.org shows how to store a movie as a table encoding the RGB codes pixel-by-pixel, and how to process it: duckdb.org/2025/10/27/m...
Now, whether you 𝘴𝘩𝘰𝘶𝘭𝘥 store a movie in DuckDB... we'll leave that to your judgment.
In a new guest blog post, Mark Harrison (Madhive) presents Frozen DuckLakes. These are read-only DuckLakes that only require object storage and are frozen in time. He shows a process for creating and freezing DuckLakes, and demonstrates their use and performance.
📖 ducklake.select/2025/10/24/f...
📖 ducklake.select/2025/10/24/f...
October 24, 2025 at 6:38 PM
In a new guest blog post, Mark Harrison (Madhive) presents Frozen DuckLakes. These are read-only DuckLakes that only require object storage and are frozen in time. He shows a process for creating and freezing DuckLakes, and demonstrates their use and performance.
📖 ducklake.select/2025/10/24/f...
📖 ducklake.select/2025/10/24/f...
Reposted by DuckDB
We recently revamped our installation page to make it sleeker but this also meant removing the nightly builds. While there's less need for nightly builds now – 99% of users should use the latest stable – they can still be useful for testing, so we created a page for them: duckdb.org/install/prev...
DuckDB Preview (Nightly) Installation
DuckDB preview installation page
duckdb.org
October 23, 2025 at 4:17 PM
We recently revamped our installation page to make it sleeker but this also meant removing the nightly builds. While there's less need for nightly builds now – 99% of users should use the latest stable – they can still be useful for testing, so we created a page for them: duckdb.org/install/prev...
There's a new DuckDB episode from @disseminatepodcast.bsky.social.
In S02E02, host Jack Waudby interviews Abigale Kim (@abigalekim.bsky.social), a PhD student at the University of Wisconsin-Madison on anarchy in database extensions.
🎧 Listen to the full episode at duckdb.org/science/abig...
In S02E02, host Jack Waudby interviews Abigale Kim (@abigalekim.bsky.social), a PhD student at the University of Wisconsin-Madison on anarchy in database extensions.
🎧 Listen to the full episode at duckdb.org/science/abig...
October 23, 2025 at 12:21 PM
There's a new DuckDB episode from @disseminatepodcast.bsky.social.
In S02E02, host Jack Waudby interviews Abigale Kim (@abigalekim.bsky.social), a PhD student at the University of Wisconsin-Madison on anarchy in database extensions.
🎧 Listen to the full episode at duckdb.org/science/abig...
In S02E02, host Jack Waudby interviews Abigale Kim (@abigalekim.bsky.social), a PhD student at the University of Wisconsin-Madison on anarchy in database extensions.
🎧 Listen to the full episode at duckdb.org/science/abig...
📣 New blog post by @dtenwolde.bsky.social.
🕸️ In this post, we show how to use DuckDB and the DuckPGQ community extension to analyze financial data for fraudulent patterns with the SQL/PGQ graph syntax that's part of SQL:2023.
📖 Visit duckdb.org/2025/10/22/d... to read the post.
🕸️ In this post, we show how to use DuckDB and the DuckPGQ community extension to analyze financial data for fraudulent patterns with the SQL/PGQ graph syntax that's part of SQL:2023.
📖 Visit duckdb.org/2025/10/22/d... to read the post.
October 22, 2025 at 7:23 PM
📣 New blog post by @dtenwolde.bsky.social.
🕸️ In this post, we show how to use DuckDB and the DuckPGQ community extension to analyze financial data for fraudulent patterns with the SQL/PGQ graph syntax that's part of SQL:2023.
📖 Visit duckdb.org/2025/10/22/d... to read the post.
🕸️ In this post, we show how to use DuckDB and the DuckPGQ community extension to analyze financial data for fraudulent patterns with the SQL/PGQ graph syntax that's part of SQL:2023.
📖 Visit duckdb.org/2025/10/22/d... to read the post.
DuckDB Labs is looking for a Customer Support Engineer to help customers set up and operate DuckDB.
As Customer Support Engineer, you'll operate in the intersection of the DuckDB community, the DuckDB Labs customers, and the DuckDB core development team.
Apply at duckdblabs.com/jobs/custome...
As Customer Support Engineer, you'll operate in the intersection of the DuckDB community, the DuckDB Labs customers, and the DuckDB core development team.
Apply at duckdblabs.com/jobs/custome...
Customer Support Engineer (DBMS / Open-Source)
DuckDB Labs provides services around the DuckDB in-process OLAP data management system directly from its main developers.
duckdblabs.com
October 22, 2025 at 6:27 PM
DuckDB Labs is looking for a Customer Support Engineer to help customers set up and operate DuckDB.
As Customer Support Engineer, you'll operate in the intersection of the DuckDB community, the DuckDB Labs customers, and the DuckDB core development team.
Apply at duckdblabs.com/jobs/custome...
As Customer Support Engineer, you'll operate in the intersection of the DuckDB community, the DuckDB Labs customers, and the DuckDB core development team.
Apply at duckdblabs.com/jobs/custome...
🇫🇮 We are hosting a pub session next week during the @helsinkidataweek.bsky.social, where you can chat with DuckDB's co-creator, @hannes.muehleisen.org and have a drink with members of the DuckDB community.
🎟️ Sign up on Luma: luma.com/s5sl9qxx
🎟️ Sign up on Luma: luma.com/s5sl9qxx
October 20, 2025 at 2:29 PM
🇫🇮 We are hosting a pub session next week during the @helsinkidataweek.bsky.social, where you can chat with DuckDB's co-creator, @hannes.muehleisen.org and have a drink with members of the DuckDB community.
🎟️ Sign up on Luma: luma.com/s5sl9qxx
🎟️ Sign up on Luma: luma.com/s5sl9qxx
The “DuckDB in Science” edition of the Disseminate podcast is back for a second season!
In S02E01, host Jack Waudby interviews Torsten Grust (@teggy.org). Torsten is a professor at the University of Tübingen and has been using DuckDB for 5+ years – for teaching, research and Advent of Code puzzles!
In S02E01, host Jack Waudby interviews Torsten Grust (@teggy.org). Torsten is a professor at the University of Tübingen and has been using DuckDB for 5+ years – for teaching, research and Advent of Code puzzles!
October 17, 2025 at 2:45 PM
The “DuckDB in Science” edition of the Disseminate podcast is back for a second season!
In S02E01, host Jack Waudby interviews Torsten Grust (@teggy.org). Torsten is a professor at the University of Tübingen and has been using DuckDB for 5+ years – for teaching, research and Advent of Code puzzles!
In S02E01, host Jack Waudby interviews Torsten Grust (@teggy.org). Torsten is a professor at the University of Tübingen and has been using DuckDB for 5+ years – for teaching, research and Advent of Code puzzles!
We migrated the DuckDB Go driver's repository from marcboeker/go-duckdb to github.com/duckdb/duckd.... What does this mean in practice?
🗂️ Administratively:
– The project is now maintained by the core DuckDB team as a primary DuckDB client.
– The license of the driver stays the same.
🗂️ Administratively:
– The project is now maintained by the core DuckDB team as a primary DuckDB client.
– The license of the driver stays the same.
October 16, 2025 at 1:19 PM
We migrated the DuckDB Go driver's repository from marcboeker/go-duckdb to github.com/duckdb/duckd.... What does this mean in practice?
🗂️ Administratively:
– The project is now maintained by the core DuckDB team as a primary DuckDB client.
– The license of the driver stays the same.
🗂️ Administratively:
– The project is now maintained by the core DuckDB team as a primary DuckDB client.
– The license of the driver stays the same.
🚀 We released DuckDB v1.4.1, the first bugfix release of our LTS edition.
🔎 We expect LTS users to be particularly curious about changes in the system, so we wrote up a short blog post highlighting the most important fixes and improvements.
duckdb.org/2025/10/07/a...
🔎 We expect LTS users to be particularly curious about changes in the system, so we wrote up a short blog post highlighting the most important fixes and improvements.
duckdb.org/2025/10/07/a...
Announcing DuckDB 1.4.1 LTS
Today we are releasing DuckDB 1.4.1, the first bugfix release of our LTS edition.
duckdb.org
October 7, 2025 at 12:09 PM
🚀 We released DuckDB v1.4.1, the first bugfix release of our LTS edition.
🔎 We expect LTS users to be particularly curious about changes in the system, so we wrote up a short blog post highlighting the most important fixes and improvements.
duckdb.org/2025/10/07/a...
🔎 We expect LTS users to be particularly curious about changes in the system, so we wrote up a short blog post highlighting the most important fixes and improvements.
duckdb.org/2025/10/07/a...
✨ We launched a new installation page for DuckDB!
🚀 The new page lets you install the latest stable DuckDB release with just one or two clicks. If the defaults don't fit your use case, no worries: alternative download methods remain available for many clients.
🚀 The new page lets you install the latest stable DuckDB release with just one or two clicks. If the defaults don't fit your use case, no worries: alternative download methods remain available for many clients.
October 1, 2025 at 12:22 PM
✨ We launched a new installation page for DuckDB!
🚀 The new page lets you install the latest stable DuckDB release with just one or two clicks. If the defaults don't fit your use case, no worries: alternative download methods remain available for many clients.
🚀 The new page lets you install the latest stable DuckDB release with just one or two clicks. If the defaults don't fit your use case, no worries: alternative download methods remain available for many clients.
Are you streaming into your Lakehouse?
Traditional formats suffered with the “many small files” problem — OLAP engines merge them reactively with long jobs. ⏳
DuckLake takes a proactive path: Data Inlining + async flush to parquet while always keeping data queryable ⚡
Traditional formats suffered with the “many small files” problem — OLAP engines merge them reactively with long jobs. ⏳
DuckLake takes a proactive path: Data Inlining + async flush to parquet while always keeping data queryable ⚡
September 29, 2025 at 2:13 PM
Are you streaming into your Lakehouse?
Traditional formats suffered with the “many small files” problem — OLAP engines merge them reactively with long jobs. ⏳
DuckLake takes a proactive path: Data Inlining + async flush to parquet while always keeping data queryable ⚡
Traditional formats suffered with the “many small files” problem — OLAP engines merge them reactively with long jobs. ⏳
DuckLake takes a proactive path: Data Inlining + async flush to parquet while always keeping data queryable ⚡
We published a new deep dive by Laurens Kuiper, who recently redesigned DuckDB's sort.
One data point: ordering the TPC-H SF100 lineitem table with the memory limit set to 30 GB is 3× faster in DuckDB v1.4 than in v1.3.
Read more at duckdb.org/2025/09/24/s...
One data point: ordering the TPC-H SF100 lineitem table with the memory limit set to 30 GB is 3× faster in DuckDB v1.4 than in v1.3.
Read more at duckdb.org/2025/09/24/s...
Redesigning DuckDB's Sort, Again
After four years, we've decided to redesign DuckDB's sort implementation, again. In this post, we present and evaluate the new design.
duckdb.org
September 25, 2025 at 6:35 PM
We published a new deep dive by Laurens Kuiper, who recently redesigned DuckDB's sort.
One data point: ordering the TPC-H SF100 lineitem table with the memory limit set to 30 GB is 3× faster in DuckDB v1.4 than in v1.3.
Read more at duckdb.org/2025/09/24/s...
One data point: ordering the TPC-H SF100 lineitem table with the memory limit set to 30 GB is 3× faster in DuckDB v1.4 than in v1.3.
Read more at duckdb.org/2025/09/24/s...
Reposted by DuckDB
“Open source is giving back, because it means everyone who supports our work can participate and benefit from the software we are making." — @hannes.muehleisen.org (@duckdb.org) at Open Lakehouse + AI Amsterdam 🇳🇱
Ready to shape the future of data, open source, and AI together? ⬇️
#opensource #oss
Ready to shape the future of data, open source, and AI together? ⬇️
#opensource #oss
September 22, 2025 at 2:40 PM
“Open source is giving back, because it means everyone who supports our work can participate and benefit from the software we are making." — @hannes.muehleisen.org (@duckdb.org) at Open Lakehouse + AI Amsterdam 🇳🇱
Ready to shape the future of data, open source, and AI together? ⬇️
#opensource #oss
Ready to shape the future of data, open source, and AI together? ⬇️
#opensource #oss