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How We Turn Authorization Logic into SQL
How we developed Oso to let you query your database using your authorization policy.
New
The latest blog posts to take off on Hacker News. 2,337 posts.
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Why IndexedDB is slow and what to use instead
Struggling with IndexedDB performance? Discover hidden bottlenecks, advanced tuning techniques, and next-gen storage like the File System Access API.
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ChaosDB Explained: Azure's Cosmos DB Vulnerability Walkthrough
This is the full story of the Azure ChaosDB Vulnerability that was discovered and disclosed by the Wiz Research Team, where we were able to gain complete unrestricted access to the databases of several thousand Microsoft Azure customers.
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Demystifying OpenZFS 2.0
Explore the changes and reasons behind OpenZFS 2.0. This article clarifies the transition from feature flags and its impact on FreeBSD 13.
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PlanetScale is now generally available
PlanetScale is now GA.
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Databricks response to Snowflake's accusation of lacking integrity
Analyze the claims made by Snowflake regarding price/performance compared to Databricks and the counterarguments presented.
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Build an Elixir Redis Server that’s faster than HTTP
Build a redis server in Elixir
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The LZ4 introduced in PostgreSQL 14 provides faster compression
Haiying Tang takes you on a tour of LZ$ TOAST, the new column opton compression in PostgreSQL 14, and shows the speed and compression ratio gains.
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Deconstructing the Postgres planner to find indexing opportunities
We take a behind the scenes look at the pganalyze Index Advisor and discuss a few recent improvements, such as utilizing selectivity information better.
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Encrypting Postgres Data at Rest in Kubernetes
An example of how you can encrypt Postgres data at rest using PGO, the open source Postgres Operator from Crunchy Data using AWS EBS gp2 volumes.
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DuckDB-Wasm: Efficient analytical SQL in the browser
DuckDB-Wasm is an in-process analytical SQL database for the browser. It is powered by WebAssembly, speaks Arrow fluently, reads Parquet, CSV, and JSON files backed by Filesystem APIs or HTTP requests, and has been tested with Chrome, Firefox, Safari, and Node.js. You can try it at shell.duckdb.org or on Observable.
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Open-Source Babelfish for Postgres
Babelfish for PostgreSQL is an Apache-2.0 and PostgreSQL open source project that adds a Microsoft SQL Server-compatible end-point to PostgreSQL to enable your PostgreSQL database to understand the SQL Server wire protocol and commonly used SQL Server commands.
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Building a recommendation engine inside Postgres with Python and Pandas (2020)
Learn how you can leverage Python and Pandas from directly inside PostgreSQL to build your own recommendation engine.
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We need new data books, so we published one
A site around enabling companies and knowledge workers to be informed and enabled with the data they need for their work.
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Postgres audit tables saved us from taking down production
Learn how audit tables helped us avoid a serious incident, and how you can create audit tables in your own Postgres databases.
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How we built a serverless SQL database
CockroachDB serverless is the first truly scalable serverless SQL database. Learn how it works and how a serverless sql database can relieve the operational burden of developers.
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We analyzed 425k favicons
The humble favicon was messily birthed with the pernicious IE5 release. Since that fateful day, browsers have slowly expanded favicon technology to encompass many wildly differing and lightly documented use cases. Here in 2021 favicons are found primarily in browser tabs, home screens, and Google search results, but…
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Scientific notation bug in MySQL left AWS WAF vulnerable to SQL injection
We provide around-the-clock threat detection and incident response, backed by expert consulting to keep your organization secure.
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Function pipelines: Building functional programming into PostgreSQL
Function pipelines allow you to analyze data by composing multiple functions in SQL and express complex logic in PostgreSQL in a cleaner way.
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Redis Anti-Patterns
Learn to dodge common Redis pitfalls like large keys and hot keys. Boost both your performance and stability. Try it today.
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How Time Series Databases Work, and Where They Don’t
This blog takes a deep dive into the hows and whys of time series databases—and why Honeycomb couldn't be limited to a TSDB implementation.
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Postgres text search: balancing query time and relevancy
How do you balance query time and relevance with Postgres text search? Stephen Gutekanst, an engineer working on Sourcegraph's API docs feature, shares tips for stirring code analysis with search indexing.
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New PostgreSQL Interface for Cloud Spanner
Start building on Google Cloud with $300 in free credits and 20+ always free products.
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Study reveals scale of data-sharing from Android mobile phones
These vendor-customised Android variants transmit substantial amounts of information to the OS developer and to third parties such as Google, Microsoft, LinkedIn, and Facebook that have pre-installed system apps.
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Memcached vs. Redis – More Different Than You Would Expect
Insights from the Kablamo Engineering Team
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Nvidia Scientists Take Top Spots in 2021 Brain Tumor Segmentation Challenge
NVIDIA data scientists took three of the top spots in a brain tumor segmentation challenge validation phase at the prestigious MICCAI 2021.