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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.
Topics /
Databases & Data
The most popular blog posts about databases & data on Hacker News. 4,224 posts.
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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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What people want (according to Google Suggest)
Mergesort and Quicksort are two well-known sorting algorithms, familiar to both researchers and practitioners. Both are typically presented as examples of divide and conquer . Other than this fact, they are usually not seen to be very closely related. Let’s look at Mergesort and Quicksort in a somewhat unusual way…
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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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Google Homepage Size Over Time
This afternoon, I looked at the source of the main Google page with my browser. It spans my whole monitor and takes 15 pushes of the scroll-wheel to see it all. Whither minimalism? Off to the Wayba…
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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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Diving Deep on S3 Consistency
A deep dive on why we changed Amazon S3's consistency model
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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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Push-based outbox pattern with Postgres logical replication
There are only a few patterns that I’m comfortable saying: “You should use it always if you want to build mature system”. One of them is the Outbox Pattern. Why? Because…
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Where is every IP Address?
Benchmarks & Tips for Big Data, Hadoop, AWS, Google Cloud, PostgreSQL, Spark, Python & More...
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Pandas Exercises for Data Analysis (Interactive)
101 interactive pandas exercises with solutions. Edit and run every code block directly in your browser — no installation needed.
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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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Joining CSV and JSON data with an in-memory SQLite database
The new sqlite-utils memory command can import CSV and JSON data directly into an in-memory SQLite database, combine and query it using SQL and output the results as CSV, JSON …
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Introducing ArcticDB: A Database for Observability
Continuous profiling needed a columnar database, so we built it.
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Let's Talk SkipList
the forgotten data structure (not really)
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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 Based Image Search Using RGB Signatures
In my previous post , I described some experiments I was doing to reduce images to a Bag of Visual Words (BOVW) . My goal is to build a Con...
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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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In defence of SQL
SQL is ugly but powerful, ORM is genuinely dumb, and "NoSQL" should really be called OMADS: Obviously More Appropriate Data Stores. Start every project with an RDBMS, add specialized stores where they fit, and stop apologizing for using SQL. Forty years on, nothing beats it for ad-hoc questions about your data.