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Postgres Webhooks with Pgstream
Trigger HTTP webhooks on every INSERT, UPDATE, or DELETE in PostgreSQL. Open-source CDC setup with pgstream, no polling required.
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Tokens, n-grams, and bag-of-words models (2023)
This post covers Natural Language Processing fundamentals that are essential to understanding all of today’s language models.
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Client libraries are better when they have no API?
fsspec is secretly everywhere, and boss
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Cloudflare R2 IA storage tier
We’re excited to announce three new features for Cloudflare R2: event notifications, support for migrations from Google Cloud Storage, and an infrequent access storage tier
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Hacking on PostgreSQL is hard
Hacking on PostgreSQL is really hard. I think a lot of people would agree with this statement, not all for the same reasons. Some might poin...
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How we made Jupyter notebooks load faster
When we received feedback our Notebooks UI was taking too long too load, our engineers dove into ways to improve the developer experience — bringing some load times from 30 seconds down to less than one.
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1,600 days of a failed hobby data science project
I dedicated over 1,600 days to a data science project, only to see it fail. In this article, I share a new checklist I developed to help prevent similar setbacks in the future.
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PostgreSQL High Availability Solutions – Part 1: Jepsen Test and Patroni
Note: code used in this article can be found on the Github repo jepsen-postgres-ha .
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Pg_parquet: An extension to connect Postgres and parquet
Crunchy Data is excited to release a new extension so you can write Postgres data to Parquet and or pull data from Parquet to Postgres. Craig has the details and sample code.
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Bcachefs, an Introduction/Exploration
Introduction & background information NOTE: This content is from an internal talk I gave, thus the reason it may read like a presentation So what is …
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How JPEG XL compares to other image codecs
The JPEG XL is a powerful codec – find out how it compares to other codecs, including JPEG XL vs HEIC and JPEG XL vs JPEG.
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Introducing pgzx: create PostgreSQL extensions using Zig
We are excited to introduce pgzx, a framework for creating Postgres extensions using the Zig programming language.
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Using Postgres for Everything
What Postgres for Everything means to a dev deploying all sorts of databases. Spoiler: it’s about collapsing your stack and keeping it simple.
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How (and why) to run SQLite in production
This is my personal site, where I write about Ruby, programming, and any of my varied fascinations.
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Postgres as a Search Engine
Build a retrieval system with semantic, full-text, and fuzzy search in Postgres to be used as a backbone in RAG pipelines.
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Seeing Like a Data Structure
Our data-centric way of seeing the world isn't serving us well. Barath Raghavan and Bruce Schneier argue that we need new socio-technical systems that leave room for the inherent messiness of reality.
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Foursquare Open Source Places: A new foundational dataset
I did not expect this! [...] we are announcing today the general availability of a foundational open data set, Foursquare Open Source Places ("FSQ OS Places"). This base layer of …
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Moving a billion Postgres rows on a $100 budget
Inspired by the 1BR Challenge, I wanted to see how much it would cost to transfer 1 billion rows from Postgres to Snowflake. Moving 1 billion rows is no…
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SQL, Homomorphisms and Constraint Satisfaction Problems
Database queries are a pretty surprisingly powerful tool that can solve seemingly intractable problems.
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The case against dual axis charts (and what to use instead) (2018)
We believe that charts with two different y-axes make it hard for most people to intuitively make right statements about two data series.
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Making database systems usable
C. J. Date's Sigmod 1983 keynote, "Database Usability", was prescient. Usability is the most important thing to the customers. They care les...
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Lessons Learned from Scaling to Multi-Terabyte Datasets
This post is meant to guide you through some of the lessons I’ve learned while working with multi-terabyte datasets. The lessons shared are focused on what someone may face as the size of the…
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Fruits (2020)
Fruits - Graph All The Things, a math blog by Martin Loncaric
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Is Tableau Dead?
Is Tableau dead? The future looks mixed.
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Global EV Charging Points with Open Charge Map
Benchmarks & Tips for Big Data, Hadoop, AWS, Google Cloud, PostgreSQL, Spark, Python & More...
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The Birth of Parquet
15 years ago (2007-2011) I was at Yahoo! working with Map/Reduce and Apache Pig, which was the better Map/Reduce at the time. The Dremel paper just came out and, as everything I worked with seemed to be inspired from Google papers, I read it. I could see it applying to what we were doing at Yahoo! and this was to…
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MemoryDB: A fast and durable memory-first cloud database
Amazon MemoryDB for Redis is a database service designed for 11 9s of durability with in-memory performance. In this paper, we describe the architecture of MemoryDB and how we leverage open-source Redis, a popular data structure store, to build an enterprise-grade cloud database. MemoryDB offloads…