David Christensen @pg_dwc

PostgreSQL, music, math pgguru.net Lawrence, KS Joined May 2021

Tweets

205
Followers

227
Following

247
Likes

356

Crunchy Data @crunchydata

2 weeks ago

Let’s talk about Postgres scan types. Most of us have been in EXPLAIN and read some plans. Here’s some details about the different scan types and a diagram for thinking about how they work. ❖ Sequential scan: reads the entire table, row by row checking to see what matches the…

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David Christensen @pg_dwc

4 months ago

Hoping that showing up at an antique mall with my wife and a U-Haul does not rate as one of 2025’s worst mistakes.

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David Christensen @pg_dwc

5 months ago

Really excited to have worked on this; we really hide the complexity involved with some cool functionality for a truly seamless experience.

Crunchy Data @crunchydata

5 months ago

Really excited to have worked on this; we really hide the complexity involved with some cool functionality for a truly seamless experience.

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David Christensen @pg_dwc

6 months ago

Looking forward to discussing my favorite database software and security concepts in particular. I’ve seen the development of @sqlliz ‘s talk here and you won’t want to miss it!

Elizabeth Garrett Christensen @sqlliz

6 months ago

Looking forward to discussing my favorite database software and security concepts in particular. I’ve seen the development of @sqlliz ‘s talk here and you won’t want to miss it!

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Crunchy Data @crunchydata

7 months ago

\conninfo is a command in psql for showing your current connection details. If multiple terminal windows and databases are open, you can check connection details without logging out and back in. \conninfo will display: -database name -username -host and port of the database…

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David Christensen @pg_dwc

10 months ago

Craig really highlights some of the really interesting work we've been doing here at Crunchy Data. It is hard to make complex things simple and I think we've done a good job here at making things Just Work™ in as natural a Postgres experience as possible.

Craig Kerstiens @craigkerstiens

10 months ago

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David Christensen @pg_dwc

10 months ago

I think my first computer I got back in the late 1900’s was around that price point but for a 60 mhz Power Mac 6100/60. I hesitate to do the math there on either the specs or inflation!

Elizabeth Garrett Christensen @sqlliz

10 months ago

I think my first computer I got back in the late 1900’s was around that price point but for a 60 mhz Power Mac 6100/60. I hesitate to do the math there on either the specs or inflation!

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Crunchy Data @crunchydata

a year ago

Announcing Crunchy Bridge for Analytics: Your Data Lake in PostgreSQL crunchydata.com/blog/crunchy-b…

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David Christensen @pg_dwc

a year ago

Jumblie #203 🟢🔴🟠🔵 4 guesses in 18s jumblie.com

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Planet PostgreSQL @planetpostgres

a year ago

David Christensen (@pg_dwc): Building PostgreSQL Extensions: Dropping Extensions and Cleanup postgr.es/p/6sR

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Planet PostgreSQL @planetpostgres

a year ago

Elizabeth Garrett Christensen (@sqlliz): Contributing to Postgres 101: A Beginner's Experience postgr.es/p/6sl

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David Christensen @pg_dwc

2 years ago

There's still time to join the open PostgreSQL Extensions Exosystem Mini-Summit, starting in 1 hour: eventbrite.com/x/postgres-ext…

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Elizabeth Garrett Christensen @sqlliz

2 years ago

Kansas City Postgres meetup on Monday at 5 at the Lenexa library. Talking about CDC pipelines and logical replication with David Christensen (@pg_dwc) meetup.com/kansas-city-po…

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Elizabeth Garrett Christensen @sqlliz

2 years ago

I've joined the Board of The United States PostgreSQL Association @pgus 🥳🐘. Our mission of education in PostgreSQL is something I care a lot about. If you have thoughts on Postgres events, education, diversity, or any of our initiatives, reach out anytime.