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Elizabeth Garrett Christensen

@sqlliz.bsky.social
1.4K followers 530 following 51 posts

#Postgres @snowflake via @crunchydata.com. Board member @pgus.bsky.social. Co-host of #PostGIS day.

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Elizabeth Garrett Christensen @sqlliz.bsky.social · 01/10/2026
Join us in a few hours (Oct 1) for some Postgres! www.meetup.com/postgres-mee...?
meetup.com
DIY Postgres Branching , Thu, Oct 1, 2026, 12:00 PM | Meetup
We know that many of our friends are at [Postgres Summit](https://2026.postgressummit.us/) this week! If you haven't signed up yet, take a look at the great schedule of Pos
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Reposted by Elizabeth Garrett Christensen
Jeremy, the patronizing Saint of DevOps 🇺🇦 @jerdog.dev · 26/08/2026
The annual @kcdc.bsky.social Karaoke Night is happening again on Thu, Sept 10, with doors opening at 930p. Make sure you register for a great, fun night of music, open bar, and some nibbles. #kcdc luma.com/we9vgdxx
luma.com
Karaoke Night at KCDC · Luma
We're back for another edition of KCDC Karaoke! Whether you're a seasoned performer or a shower-singing enthusiast, grab the mic and belt out your favorite…
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 03/08/2026
I have a new blog out today on sampling and approximates in Postgres. www.snowflake.com/en/blog/engi...
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 18/06/2026
What is coming in Postgres 19 www.snowflake.com/en/blog/engi...
snowflake.com
What's New in Postgres 19: Beta Release Deep Dive
Discover the top PostgreSQL 19 features, including built-in REPACK CONCURRENTLY, SQL property graph queries (SQL/PGQ), and logical replication updates.
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Reposted by Elizabeth Garrett Christensen
Planet PostgreSQL @planet.postgresql.org · 16/06/2026
Christopher Winslett: British Columbia, Time Zones, and Postgres postgr.es/p/9m4 #postgresql
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 17/06/2026
Q&A about Postgres async i/o today. Join us! www.meetup.com/postgres-mee... (we'll record it too!)
meetup.com
Postgres Async I/O Q&A with Tomas Vondra, Wed, Jun 17, 2026, 12:00 PM | Meetup
Postgres 18 was released with Asynchronous I/O (AIO) out of the box which is expected to have wide sweeping performance improvements for many users - 4-5x better read perfo
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 28/05/2026
Postgres for everything chapter 37 😂 Cypher graphs with the Apache Age extension in Postgres. snowflake.com/en/blog/engi...
snowflake.com
Graph Queries in Postgres with Apache AGE
Learn how to run openCypher graph queries natively inside PostgreSQL using Apache AGE. Query your Iceberg data lakes efficiently with zero data movement.
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 02/04/2026
Do you need to tune Postgres Vacuum? Probably not. More in a new Snowflake blog snowflake.com/en/engineeri...
snowflake.com
Postgres Vacuum Explained: Autovacuum, Bloat and Tuning
Learn why Postgres vacuuming matters, how autovacuum works, and when to tune it to prevent bloat, improve performance, and avoid transaction ID wraparound issues.
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 25/03/2026
There are now 100% open source Postgres training materials. www.github.com/Snowflake-La...
github.com
GitHub - Snowflake-Labs/postgres-full-day-training: Comprehensive PostgreSQL training with hand's on exercises.
Comprehensive PostgreSQL training with hand's on exercises. - Snowflake-Labs/postgres-full-day-training
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 16/03/2026
Postgres Meetup for All - this Wednesday - let's talk about Vibe Coding. 9am Pacific - 12 pm Eastern - 16:00 UTC. Can't make it? Recordings of past events available at youtube.com/@pgus www.meetup.com/postgres-mee...
meetup.com
Vibe Coding with Postgres, Wed, Mar 18, 2026, 12:00 PM | Meetup
Matt Cornillon from Google will be at Postgres Meetup for All this month to talk about vibe coding in Postgres. The latest Stack Overflow survey shows 84% of developers ar
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 17/02/2026
Tomorrow's Postgres Meetup for All is about scaling Postgres ... but without boiling the ocean. Should be a great discussion. Join us! www.meetup.com/postgres-mee...
meetup.com
Scaling Postgres without Boiling the Ocean, Wed, Feb 18, 2026, 12:00 PM | Meetup
Shayon Mukherjee is a Principal Engineer at Tines, the intelligent workflow platform that helps security and IT teams securely scale AI and automation. Shayon has deep expe
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 20/01/2026
New blog: Postgres Serials Should Be BIGINT and How to Migrate www.crunchydata.com/blog/postgre...
crunchydata.com
Postgres Serials Should be BIGINT (and How to Migrate) | Crunchy Data Blog
Postgres 18 defaults to checksums on. This is a good feature for data integrity but might catch you off guard with an upgrade.
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 09/01/2026
Next Tuesday @marcoslot.com will be at Postgres Meetup for * to talk about pg_lake - #Postgres for #Iceberg with #DuckDB. Join us! www.meetup.com/postgres-mee...
meetup.com
Postgres for the lakehouse: pg_lake, Tue, Jan 13, 2026, 12:00 PM | Meetup
Marco Slot will be here this month to talk about the new extension pg_lake that connects Postgres to lakehouse and object storage - for Iceberg, Parquet, csv and more. As
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 09/12/2025
Postgres and VS Code. Lets get better at it together at this week's Postgres meetup. www.meetup.com/postgres-mee...
meetup.com
VS Code Tools for Postgres, Thu, Dec 11, 2025, 12:00 PM | Meetup
Let’s dive into the productivity tools and tricks when using VS code to work with Postgres. Matt McFarland is the lead engineer at Microsoft on their VS Code tools for Post
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 04/12/2025
Postgres Scan Types in EXPLAIN Plans crunchydata.com/blog/postgre...
crunchydata.com
Postgres Scan Types in EXPLAIN Plans | Crunchy Data Blog
What is a sequential scan vs index scan vs parallel scan .... and what is a bitmap heap scan? Postgres scan types explained and diagrammed.
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 03/12/2025
Exciting days ahead at Snowflake with the integration of transactional and analytical workloads. Postgres + Snowflake unlocks data unification that is pretty revolutionary. 🐘 + ❄️ = 🙌 I'll be doing a talk next week about the future of data. Join me! www.snowflake.com/en/webinars/...
snowflake.com
The End of Data Silos: Unify Transactions and Analytics on a Single Platform
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 14/11/2025
The PostGIS Day program for next Thursday is 🔥. Come join us for talks from industry experts at Snowflake, Carto, Felt Maps, Wherobots, Open Street Maps and more! Case studies from Kenya, State Farm, Forestry, Flood Management. Nov 20 - reg and full schedule: www.snowflake.com/postgis-day-...
snowflake.com
PostGIS Day | November 20
Learn how others are making use of PostGIS, pick up some tips and tricks, and share stories about bringing this excellent tool into your organizations.
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 28/10/2025
Postgres Meetup for All Wednesday is about Multigres ... Vitess for Postgres! meetup.com/postgres-mee...
meetup.com
Engineering Multigres: Under the Hood of Supabase’s New Postgres Proxy, Wed, Oct 29, 2025, 12:00 PM | Meetup
Sugu will be at Postgres Meetup for All this month to do go under the hood of Multigres. This project is related to the Vitess for MySQL and adds features for Postgres clus
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 17/09/2025
@pwramsey.bsky.social and I are hosting PostGIS Day again this year! The call for papers and registration is open now. Join us! www.snowflake.com/postgis-day-...
snowflake.com
PostGIS Day | November 20
Learn how others are making use of PostGIS, pick up some tips and tricks, and share stories about bringing this excellent tool into your organizations.
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 08/07/2025
Postgres Meetup for All tomorrow www.meetup.com/postgres-mee...
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 11/06/2025
Postgres performance mistakes ... and how to fix them 💪 @andyatkinson.com www.meetup.com/postgres-mee...
meetup.com
10 Costly Database Performance Mistakes (and How to Fix Them), Wed, Jun 18, 2025, 12:00 PM | Meetup
Andrew Atkinson works hands on with Ruby on Rails and Postgres performance. He even wrote[ a book ](https://pragprog.com/titles/aapsql/high-performance-postgresql-for-rails
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 27/05/2025
PostGIS tip: Get faster spatial queries and maps with st_simplfy. ⚡ When you don't need exact topology and want to make things faster and simpler, look at the ST_Simplify and ST_SimplifyPreserveTopology functions. Example in the video.
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Reposted by Elizabeth Garrett Christensen
@pgconfnyc @pgconfnyc.bsky.social · 05/05/2025
We have a new venue for PGConf NYC 2025 and a new hotel to go with it! Check it out and book now: 2025.pgconf.nyc/venue/ @PostgreSQL #postgres #conference
2025.pgconf.nyc
PGConf NYC 2025 | PostgreSQL Conference
PGConf NYC 2025 will be held from on September 29th - October 1st in New York City, NY at Convene 117 West 46th Street.
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 09/04/2025
Postgres Meetup for All in a few hours will be meeting up to chat about connection pooling/failover with the new pgDog project (and pgCat). Join us! www.meetup.com/postgres-mee...
meetup.com
Postgres Connection Pooling with PgDog & PgCat, Wed, Apr 9, 2025, 1:00 PM | Meetup
Lev Kokotov will be at the April meetup to talk about his work with the connection pooler [PgCat ](https://github.com/postgresml/pgcat)and its new successor project [PgDog]
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 12/03/2025
Postgres Meetup for All topic today is schema migrations March 12th at 10 central (an hour from now). There aren't a lot of opportunities to compare open source tools side by side like this - join us! www.meetup.com/postgres-mee.... @ryanbooz.bsky.social @apatheticmagpie.bsky.social @theory.fyi
meetup.com
Postgres Schema Migrations, Wed, Mar 12, 2025, 11:00 AM | Meetup
This month’s meetup will focus on schema migrations with a panel discussion from 3 different industry experts. * Ryan Booz will join us from Red Gate to talk about the Fly
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 01/03/2025
Postgres people starter pack! go.bsky.app/Acp7hmk
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 11/02/2025
Tomorrow the Postgres Meetup for All will be hosting Philippe Noël (@philippemnoel.bsky.social) from ParadeDB. Phil will present for about 30 minutes and we'll have the rest of the time for discussion about Postgres and search. Join us! www.meetup.com/postgres-mee...
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 06/02/2025
Today I got to play around with @crunchydata.com's new data warehouse. - connected to the entire world's building footprint data in @overturemaps.bsky.social - made a local table of tornado path data from FEMA - joined them together - set up a web browser to view the join with pg_tileserv 💥
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Reposted by Elizabeth Garrett Christensen
Scott Ball @scottballesri.bsky.social · 28/01/2025
Interesting & timely discussion from the OSM community regarding what goes into place naming. community.openstreetmap.org/t/gulf-of-am...
community.openstreetmap.org
Gulf of America - Gulf of Mexico
President Donald Trump just said during his inauguration that he wants to rename the Gulf of Mexico to the Gulf of America. Aside from the political aspects, how does that even work? How does OSM cho...
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 27/01/2025
I was very touched to see I was just included on the contributors list for PostgreSQL. I just adore the Postgres community - they've made it very easy to contribute and have been more than welcoming. Congrats and thank you to all the new Postgres contributors too. www.postgresql.org/about/news/n...
postgresql.org
New PostgreSQL Contributors
The [PostgreSQL Contributors Page](https://www.postgresql.org/community/contributors/) includes people who have made substantial, long-term contributions of time and effort to the PostgreSQL project. ...
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 06/01/2025
Postgres Meetup for All topic this Wednesday is DuckDB. There's a lot happening with #PostgreSQL & @duckdb.org. This meetup is open to all levels from just curious to experienced users. We'll have a 30 minute talk with plenty of discussion time. Join us! www.meetup.com/postgres-mee...
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 26/12/2024
I have a new blog today out on vectors and their many uses. www.crunchydata.com/blog/name-co...
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 16/12/2024
PSA to people who write code and instructions. Your commented code blocks are not instructions. Sure, add some comments, but that's not a replacement for actual technical writing and explanation.
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 06/12/2024
I help host a monthly group Postgres Meetup for All. Next week we'll have Claire from Microsoft (clairegiordano.bsky.social) talking about blogging. If you're writing more or want your writing have more impact, join us. We leave lots of time for discussion too. www.meetup.com/postgres-mee...
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 05/12/2024
I just spoke at a 'girls who code' after school club in my town. They were looking for women with actual tech jobs to talk about what they do. I was full of hope for this experience but it was a tiny disaster. They mostly just asked me "what does crunchy data taste like" 😋🤣🫠
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Reposted by Elizabeth Garrett Christensen
Crunchy Data @crunchydata.com · 03/12/2024
>> This combination leverages the simplicity of flat files, the scalability and transactional capabilities of Iceberg, and the structured query efficiency of Postgres to create a robust, flexible medallion architecture.
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Reposted by Elizabeth Garrett Christensen
Crunchy Data @crunchydata.com · 20/11/2024
Announcing Crunchy Data Warehouse! A next-generation Postgres-native data warehouse that provides full Iceberg support for fast analytical queries and transactions.Read more in our announcement. www.crunchydata.com/blog/crunchy...
crunchydata.com
Crunchy Data Warehouse: Postgres with Iceberg for High Performance Analytics | Crunchy Data Blog
We are excited to release Crunchy Data Warehouse, a modern data warehouse for Postgres. Crunchy Data Warehouse combines Postgres with Iceberg, Parquet, and data lake formats for fast analytics queries...
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 18/11/2024
I published a new blog post today on two sql features, ROLLUP and CUBE. These are pretty handy if you're rollup up data by date and another attribute. www.crunchydata.com/blog/easy-to...
crunchydata.com
Easy Totals and Subtotals in Postgres with Rollup and Cube | Crunchy Data Blog
Learn about easy subtotals with the GROUP BY ROLLUP and CUBE to get totals and subtotals across categories and date bins.
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 16/11/2024
I am speaking at this year's PostGIS Day. My talk is about how to get from #PostGIS to #maps really easily. @crunchydata.com supports a couple little #opensource #Go projects that expose data as an api. Lots of other great #foss4g talks on Thursday too. www.crunchydata.com/community/ev...
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 12/11/2024
I host a monthly Postgres meetup called Postgres Meetup for All. This Thursday we've have Arka from Notion. Notion has a HUGE Postgres database. He'll be talking about how they use connection pooling in their failover set up. Join us! www.meetup.com/postgres-mee...
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 04/11/2024
Hey new bluesky friends! I'm co-hosting a #geospatial event for open source called #PostGIS day with @pwramsey.bsky.social. We have a ton of great talks. Check out the schedule and plan to join us for this free virtual day of learning on Nov 21. www.crunchydata.com/community/ev...
crunchydata.com
PostGIS Day 2024
Join us Thursday, Nov 21st for a free online event for PostGIS and open-source geospatial.
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 01/11/2024
I was just thinking to myself this morning ... wow bluesky has a lot more maps and databases in my feed and virtually no trash. I think I'm going to like it here. 💙
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Elizabeth Garrett Christensen @sqlliz.bsky.social · 29/10/2024
I'm having one of those days where my job is super dreamy. Next up, interview with ARIN about Postgres and Crunchy Data. Yeah, that ARIN, the people that run the internet.
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Reposted by Elizabeth Garrett Christensen
Geospatial FM @geospatial.fm · 28/10/2024
In this latest #GISchat @sqlliz.bsky.social of @crunchydata.com walks us through how to use open source tooling to avoid paying the vendor tax: youtu.be/Bsz8lWFPAH8?...
youtu.be
Crunchy Data
YouTube video by The Geospatial Index
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