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RethinkDB versus PostgreSQL: my personal experience
News and updates about CoCalc
Top posts
Every blog post that took off on Hacker News, ranked by the votes of its best submission. 2,337 posts.
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Smaller and faster data compression with Zstandard
Visit the post for more.
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Learn Postgres at the Playground – Postgres compiled to WASM running in browser
Run Postgres in your local web browser with guided tutorials to help you grow your Postgres skills.
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CockroachDB 1.0
Launching CockroachDB 1.0, a production-ready release with distributed SQL and multi-active availability in two tiers: CockroachDB Core and CockroachDB Self-hosted.
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Berkeley offers its data science course online for free
Data science is increasingly popular at Berkeley because the world is increasingly data-driven
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Why SQLite Uses Bytecode
Every SQL database engine works in roughly the same way: It first translates the input SQL text into a "prepared statement". Then it "executes" the prepared statement to generate a result.
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Slack AI Training with Customer Data
Slack's Terms and Policies, including privacy, Terms of Service, API terms, security, and more.
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Jepsen: PostgreSQL 12.3
PostgreSQL is a major open-source relational database with a 23-year history and a broad range of features. While Jepsen’s work has traditionally focused on distributed systems, our tooling is readily applicable to traditional, single-node databases. In this report, we present the results of applying Jepsen’s…
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The technology behind GitHub’s new code search
A look at what went into building the world's largest public code search index.
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PostgreSQL 9.4 Released
18 DECEMBER 2014: The PostgreSQL Global Development Group announces the release of PostgreSQL 9.4, the latest version of the world's …
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RethinkDB joins the Linux Foundation: What Happens Next
When the company behind RethinkDB shut down last year, a group of former employees and members of the community formed an interim leadership team and began devising a plan to perpetuate the RethinkDB open-source software project by transitioning it to a community-driven endeavor. Today’s announcement by the Cloud…
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Goodbye integers, hello UUIDv7
The journey Buildkite took from sequential integer primary keys, through randomly generated UUIDs, to adopting time-ordered UUIDv7 — and the database index tradeoffs along the way.
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SQLite is all you need for durable workflows
DBOS recently argued that Postgres is all you need for durable execution: if you already trust your database, you do not need a separate orchestration tier. I a…
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A Preview of DuckDB v2.0
DuckDB 2.0 is coming this fall. In this post, we preview its headline features: DuckDB as a server, triggers, the VARIANT type, asynchronous I/O, a new SQL parser, a new storage format, and much more.
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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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OpenSearch: AWS fork of Elasticsearch and Kibana
Today, we are introducing the OpenSearch project, a community-driven, open source fork of Elasticsearch and Kibana. We are making a long-term investment in OpenSearch to ensure users continue to have a secure, high-quality, fully open source search and analytics suite with a rich roadmap of new and innovative…
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Why I Built Litestream
Despite an exponential increase in computing power, our applications require more machines than ever because of architectural decisions made 25 years ago. You can eliminate much of your complexity and cost by using SQLite & Litestream for your production applications.
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How Discord Stores Billions of Messages (2017)
Discover the latest news and app updates, stories, company insights, and plenty more about Discord, all in one place.
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How percentile approximation works and why it's more useful than averages
What percentile approximations are, how percentiles work in PostgreSQL, and calculating them efficiently on time-series data.
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JSONB has landed
JSONB is a rewrite of the SQLite JSON functions that, depending on usage patterns, could be several times faster than the original JSON functions. This enhancement has now landed on trunk .
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Cloudflare R2 storage: Rapid and reliable object storage, minus the egress fees
Introducing Cloudflare’s S3-compatible Object Storage service, with zero egress bandwidth charges and automatic migration from S3-compatible services.
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SQLite Internals: Pages and B-trees
Let's open a hex editor and see what this thing is made of
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SQLite Is a Library of Congress Recommended Storage Format
SQLite is a Recommended Storage Format for datasets according to the US Library of Congress . Further information: