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New
The latest blog posts to take off on Hacker News. 272 posts.
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Move Fast and Migrate Things: How We Automated Migrations in Postgres
At Benchling, we’re building a platform to help scientists do research. Hundreds of thousands of scientists across academia and enterprise…
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Why Nasa Converted Its Lessons-Learned Database into a Knowledge Graph
Learning from mistakes—your own and those made by others—is a mark of effective organizations. Fostering a learning environment means seeing every...
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Event Sourcing is Hard
Despite it being sold as the one true path, event sourcing comes with some pain points when you try to put its ideas into production.
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Faster hash joiner with vectorized execution
How we built a 40x faster hash joiner using vectorized execution.
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Google Cloud Firestore NoSQL database is in GA
The Cloud Firestore database is a NoSQL, serverless solution for mobile and web application development -- now generally available globally.
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The potential risk to ZFS created by the shift in its userbase
You're probably reading this page because you've attempted to access some part of my blog (Wandering Thoughts) or CSpace , the wiki thing it's part of. Unfortunately you're using a browser version that my anti-crawler precautions consider suspicious, most often because it's too old (most often this applies to versions…
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It’s Time to Move on from Two Phase Commit
The two-phase commit protocol (2PC) has been used in enterprise software systems for over three decades . It has been an an incredibly impa...
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CockroachDB's Consistency Model
CockroachDB's consistency model fits somewhere between serializability and linerarizability. We're proposing a new marketing phrase for CRDB's guarantees: no stale reads.
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Microsoft acquires Citus Data (YC S11)
Data and analytics are increasingly at the center of digital transformation, with the most leading-edge enterprises leveraging data to drive customer acquisition and satisfaction, long-term strategic planning, and expansion into net new markets. This digital revolution is placing an incredible demand on technology…
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Backblaze Hard Drive Stats for 2018
This review looks at the hard drive failure rates by make and model for 100,000+ disk drives in operation in our data centers.
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Building CockroachDB on top of RocksDB
CockroachDB uses RocksDB for its storage engine because of RocksDB's rich feature set, which is necessary for a complex product like a distributed SQL database.
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ScyllaDB Open Source 3.0
With the release of ScyllaDB Open Source 3.0, we’ve introduced a rich set of new production-ready features that surpass the capabilities of Apache Cassandra.
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Oklahoma Department of Securities Leaked Millions of Files
A storage server configured for public access exposed millions of files belonging to the Oklahoma Securities Commission.
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President Signs Government-Wide Open Data Bill
The Data Coalition is dedicated to improving government, business, and society through open data and evidence-informed public policy
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FoundationDB Record Layer
Today, we are excited to announce the open source release of the FoundationDB Record Layer!
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Kyoto Tycoon in 2019
I've been interested in using Kyoto Tycoon for some time. Kyoto Tycoon, successor to Tokyo Tyrant , is a key/value database with a number of desirable features:
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Say no to Venn diagrams when explaining SQL joins (2016)
In recent times, there have been a couple of tremendously popular blog posts explaining JOINs using Venn Diagrams. After all, relational algebra and SQL are set oriented theories and languages, so …
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The Holes in the Map: England’s Unregistered Land
Coding and writing by Anna Powell-Smith. Around 15% of the freehold land in England & Wales is unregistered. What this means is that if you go to the Land Registry and ask them ‘Who owns …
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Use perfect hashing, instead of binary search, for keyword lookup
We've been speculating for a long time that hash-based keyword lookup ought to be faster than binary search, but up to now we hadn't found a suitable tool for generating the hash function. Joerg Sonnenberger provided the inspiration, and sample code, to show us that rolling our own generator wasn't a ridiculous idea…
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A Primer on Database Replication (2017)
A Primer on Database Replication