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Turso SQLite Offline Sync Public Beta
Turso Offline Sync is now in public beta. Write to local SQLite databases offline at file speed, then sync push and pull with Turso Cloud when reconnected.
Topics /
Databases & Data
The most popular blog posts about databases & data on Hacker News. 151 posts.
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Data-at-Rest Encryption in DuckDB
DuckDB 1.4 ships database encryption capabilities. In this blog post, we dive into the implementation details of the encryption, show how to use it, and demonstrate its performance implications.
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Why LLMs still have problems with OCR
LLMs excel at text generation but fail at precise document extraction due to nondeterminism. | Pulse AI
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A lost decade chasing distributed architectures for data analytics?
We benchmark DuckDB on a 2012 MacBook Pro to decide: did we lose a decade chasing distributed architectures for data analytics?
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Gemini Embedding: Powering RAG and context engineering
Explore how organizations leverage Gemini Embedding for context-aware AI systems improving performance, accuracy, and efficiency across diverse industries.
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State of AI: An Empirical 100T Token Study with OpenRouter
Read OpenRouter's 2025 State of AI report — an empirical 100 trillion token study of real LLM usage, model trends, and developer insights.
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Continuous glucose monitors reveal variable glucose responses to the same meals
In this exploratory analysis of 2 highly controlled crossover studies in 30 participants without diabetes, the same meals led to highly variable glucose responses, as measured with continuous glucose monitors.
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Scaling our observability platform by embracing wide events and replacing OTel
Read how we scaled our observability platform from 19PB to 100PB and 500 trillion rows by replacing OpenTelemetry with a native ClickHouse-to-ClickHouse pipeline, embracing wide events and cutting CPU usage by 90%.
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SedonaDB: A new geospatial DataFrame library written in Rust
Apache Sedona is a cluster computing system for processing large-scale spatial data. Sedona extends existing cluster computing systems, such as Apache Spark, Apache Flink, and Snowflake, with a set of out-of-the-box distributed Spatial Datasets and Spatial SQL that efficiently load, process, and analyze large-scale…
70
A glitch in an online survey replaced the word 'yes' with 'forks'
Dating back to at least early 2023, a bizarre and alarming technical glitch started popping up in some organizations’ online surveys and forms.
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Is Postgres read heavy or write heavy?
A query to find out if Postgres is read heavy or write heavy and tips for optimizing Postgres for both read and write workloads.
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People Keep Inventing Prolly Trees
A novel data structure has been invented four times now, with three different names. We think that's a good sign.
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Building AI agents to query your databases
In the world of AI agents, the ability to understand and analyze structured data is a game-changer. While large language models excel at understanding natural...
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Stop using zip codes for geospatial analysis (2019)
Uncover deeper insights beyond ZIP codes with geospatial analysis. Explore the limitations of ZIP codes and discover alternatives for spatial understanding.
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Benchmarking Postgres 17 vs. 18
Postgres 18 brings a significant improvement to read performance via async I/O and I/O worker threads. Here we compare its performance to Postgres 17.
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Optimistic Locking in B-Trees
CedarDB is a database system that delivers unmatched performance for transactions and analytics, from small writes to handling billions of rows. Built on cutting-edge research to power today’s tools and tomorrow’s challenges.
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Polars Cloud and Distributed Polars now available
We launch Polars Cloud; the distributed Cloud Architecture to run Polars anywhere
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Build real-time knowledge graph for documents with LLM
Build a Neo4j knowledge graph from Markdown documents with an LLM. CocoIndex updates the extracted relationships as documents change.
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Preview: Amazon S3 Tables and Lakehouse in DuckDB
We are happy to announce a new preview feature that adds support for Apache Iceberg REST Catalogs, enabling DuckDB users to connect to Amazon S3 Tables and Amazon SageMaker Lakehouse with ease.
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Analyzing database trends through 1.8M Hacker News headlines
We analyzed 1.8 million Hacker News headlines spanning February 2007 to June 2025 to examine database engine popularity trends. Using camelAI connected to a ClickHouse database, we uncovered which databases the HN...
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Backblaze Drive Stats for Q3 2025
Read the Q3 2025 Drive Stats report to see the latest annualized failure rates, and an analysis of how we define failure in the first place.
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Anatomy of a SQL Engine
Blog for DoltHub, a website hosting databases made with Dolt, an open-source version-controlled SQL database with Git-like semantics.
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EdgeDB is now Gel and Postgres is the future
EdgeDB is now Gel. New identity, renewed focus on delivering the best PostgreSQL data platform in the world.
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Positron, a New Data Science IDE
We are excited to introduce Positron , a free, next-generation Integrated Development Environment (IDE) for data science by Posit PBC. Positron brings the spectrum of exploration and production work together in one environment so you can move from ideation to insight to application without switching context…
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Postgres as a Graph Database: (Ab)Using PgRouting
Learn how to use pgRouting as a lightweight graph database solution in Postgres.
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Build durable workflows with Postgres
In this blog post, we’ll dive deep into why we chose to build DBOS durable workflow execution on the PostgreSQL DBMS.
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HTAP is Dead
Databricks offers a unified platform for data, analytics and AI. Build better AI with a data-centric approach. Simplify ETL, data warehousing, governance and AI on the Data + AI Platform.
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Research team digitizes more than 100 years of Canadian infectious disease data
The new, publicly accessible database contains more than a million infectious disease incidence counts dating back to 1903.
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Speeding up PostgreSQL dump/restore snapshots
How targeted improvements helped us speed up bulk data loads and complex schemas.