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Pgvector Is Now Faster Than Pinecone at 75% Less Cost
Meet pgvectorscale, an open-source PostgreSQL extension that supercharges pgvector’s vector search performance for large-scale vector workloads.
Topics /
Databases & Data
The most popular blog posts about databases & data on Hacker News. 2,338 posts.
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Dear MongoDB users, we welcome you in Azure DocumentDB
Azure helps you build, run, and manage your applications. Get the latest news, updates, and announcements here from experts at the Microsoft Azure Blog.
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Almost every Cassandra feature has some surprising behavior
Cassandra is a highly-available, linearly-scalable data store, but would it work for the Parse.ly team? Read on for how to avoid common pitfalls when working with this tech!
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Ok, but does it scale?
This is probably the question I get asked most about Spacetime. It’s a simple enough question, and it certainly seems like it should have a simple answer. Scaling is a complex topic, and the devil is…
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LLM-based sentiment analysis of Hacker News posts between Jan 2020 and June 2023
We analyzed topics covered by 100k Hacker News posts and the sentiments they evoke using Metaflow.
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CockroachDB Skitters into Beta
We introduced Cockroach Labs last June with a simple yet ambitious mission: Make Data Easy. We are now thrilled to launch CockroachDB beta.
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How Palo Alto Networks Replaced Kafka with ScyllaDB for Stream Processing
Learn how Palo Alto Networks rearchitected their real time data systems using ScyllaDB’s monstrously fast and scalable NoSQL database.
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The Australian Square Kilometre Array Pathfinder hits the big-data highway
Explore the science behind the headlines with our leading experts.
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Announcing Google Cloud Spanner as a Vault Storage Back End
By using Cloud Spanner as a storage backend for HashiCorp Vault, you get all the benefits of a traditional relational database, the scalability of a globally-distributed data store, and the availability of a fully managed service.
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My Browser WASM't Prepared for This. Using DuckDB, Apache Arrow and Web Workers
by Przemyslaw Maciolek
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Introducing ArcticDB: A Database for Observability
Continuous profiling needed a columnar database, so we built it.
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Same Stats, Different Graphs: Datasets with Varied Appearance and Identical Stats
Why graphical representation and visualization are so important to...
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Backblaze Hard Drive Stats Q1 2019
This review looks at the Q1 2019 and lifetime hard drive failure rates of the 104,325 data drive models currently in operation in our data centers.
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Elasticsearch as a Time Series Data Store
Ever wondered how Elasticsearch handles time series metrics? Felix Barnsteiner from stagemonitor - an open source solution to application performance monitoring
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Vector tiles in QGIS 3.14
The new QGIS 3.14 version adds support for the native loading of vector tiles. The easiest way to load them is via the recently released plugin.
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YC Stats Winter 2015
Here is what YC looks like in Winter 2015 Number of startups in the W15 batch: 114 Number of companies funded by YC overall: 842 Total market cap of all YC companies: Over $30B Total money raised by YC companies: Over $3B Number of YC companies worth more than $1B: 4 Number of YC companies worth more than $100…
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A year of Rust in ClickHouse
This story is about how ClickHouse supports Rust components in the C++ code base and the challenges we had to overcome.
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UUIDv7 Comes to PostgreSQL 18
PostgreSQL 18 adds native support for UUIDv7. A timestamp-based UUID variant that plays nicely with btree indexes. Here's what that means for you.
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FastMRI initiative releases neuroimaging data set
As part of the fastMRI research project to use AI to speed up MRI scans, NYU Langone Health is making a new dataset of de-identified brain MRIs available to researchers and Facebook AI is sharing additional tools and resources.
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NYC taxi meter and options pricing
An experiment analyzing the NYC taxi dataset through the eyes of an options trader.
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A Predictive Database
What is a predictive database? A database that lets you query predictions from structured tabular data with no model training step. Learn how predictive databases work, when to use them, and how they compare to traditional ML.
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What’s New in PostgreSQL 18 – a Developer’s Perspective
PostgreSQL 18 features that change how application developers write and ship code.