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New
The latest blog posts to take off on Hacker News. 170 posts.
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Sqlite – Most Deployed Database in the World
SQLite is likely used more than all other database engines combined. Billions and billions of copies of SQLite exist in the wild. SQLite is found in:
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Improving compression at scale with Zstandard
Two years ago, Facebook open-sourced Zstandard v1.0, a landmark data compression solution that offers best-in-kind performance. Since then, we’ve released a variety of enhancements and advanc…
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AWS Outperforms GCP in the 2018 Cloud Report
Customers rely on us to help navigate the increasingly competitive cloud wars. This inspired the 2018 Cloud Report, a benchmark of AWS and GCP on performance, latency, CPU, network, I/O, and cost.
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At 22 years old, Postgres might just be the most advanced database yet
From Pub-Sub messaging to Foreign Data Wrappers - five extraordinary features that made Postgres our backend of choice for Arcentry
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FoundationDB Document Layer
Today we’re open sourcing the FoundationDB Document Layer, a document-oriented database that extends the core functionality of the FoundationDB key-value store.
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How Postgres is more than a relational database: Extensions
Extensions allow Postgres to be customized and extended in powerful new ways. Here we find a tour of extensions and how they can make Postgres into much more than a relational database
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Progress in performance and scalability with CockroachDB
CockroachDB 2.1 is 50x more scalable than Amazon Aurora at less than 2% of the price per tpmC. Read on to see performance benchmarks of CockroachDB 2.1, including the latest TPC-C results.
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Amazon DynamoDB On Demand
January 31, 2025: Post updated to clarify the reduced on-demand pricing and workloads recommendations. Just a few years ago, creating a database that could support your business at any scale while providing consistent low latency was a daunting task. That changed for me in 2012 while reading Werner Vogels’ blog post…
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Amazon DynamoDB Transactions
May 20, 2024: As of September 2022, DynamoDB now supports 100 items per transactions. March 13, 2020: Post updated to clarify how to use transactions with global tables and the increase in the maximum number of items per transaction from 10 to 25. Over the years, customers have used Amazon DynamoDB for lots of…
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FoundationDB 6.0 released, featuring multi-region support
FoundationDB 6.0.15, our first major release since open sourcing FoundationDB in April, is now officially available!
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Translating Between Statistics and Machine Learning
This SEI Blog post explores the differences between statistics and machine learning and how to translate statistical models into machine learning models.
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OpenZFS vs. Btrfs and other file systems (2017)
Michael Dexter returns to update his blog post on the different file systems and details some key developments that are unfolding. He covers what's being added to these respective file systems: OpenZFS, Btrfs, and bcachefs. Michael Dexter has invested his volunteer time and career in Open Source hypervisors and file…
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The State of the Octoverse: top programming languages of 2018
Take a closer look into why—and where—top programming languages are popular.
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Python Data Visualization 2018: Why So Many Libraries?
Anaconda Scale Customer Event Join us live October 15th Save Your Seat Anaconda Blog
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Best practices for migrating an Oracle database to Amazon PostgreSQL
An Oracle to PostgreSQL migration in the AWS Cloud can be a complex multistage process with different technologies and skills involved, starting from the assessment stage to the cutover stage. This blog series covers the environment and configuration setups for your source Oracle database, the AWS Database Migration…
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Using a Keras Long Short-Term Memory Model to Predict Stock Prices
Editor’s note: This tutorial illustrates how to get started forecasting time series with LSTM models. Stock market data is a great choice for this because it’s quite regular and widely available to everyone. Please don’t take this as financial advice… Continue reading Using a Keras Long Short-Term Memory (LSTM) Model…
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Optimal Shard Placement in a Petabyte Scale Elasticsearch Cluster
At the heart of Meltwater’s and Fairhair.ai’s information retrieval systems lies a collection of Elasticsearch clusters containing billions of social media posts and editorial articles. The index shards in our clusters vary greatly in their access pattern, workload and size which presents some very interesting…
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How We Built a Cost-Based SQL Optimizer
CockroachDB 2.1 includes a brand-new, built-from-scratch, cost-based SQL optimizer. This post explains what a cost-based SQL optimizer is, and tells the story of how we decided we really, really needed one.
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LMDB: Intel Optane SSD Microbenchmark
Since the point of these tests is to explore the performance of the Optane SSDs, the tests are configured much like the previous ondisk benchmark, using a database approximately 5x larger than RAM, to minimize the impact of caching in RAM and force the storage devices to be exercised. However, there are some twists to…
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Zero-shot learning: Using text to more accurately identify images
WHAT THE RESEARCH IS: Zero-shot learning (ZSL) is a process by which a machine learns to recognize objects it has never seen before. Researchers at Facebook have developed a new, more accurate ZSL …
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MemSQL is now free to use for databases with up to 128GB of RAM usage
SingleStore: Now Free to Use
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Managed CockroachDB: Geo-Distributed Database as a Service
We’re pleased to announce the availability of Managed CockroachDB, the fully hosted and fully managed service run by Cockroach Labs that makes deploying, scaling, and managing effortless.