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News
PostgreSQL Index-Only Scans and Visibility Maps: The Query Optimization That Most Backends Leave on the Table
56+ min ago (1081+ words) --- title: "PostgreSQL Index-Only Scans: Why Your Covering Indexes May Be Lying to You" published: true description: "Learn how PostgreSQL's visibility map controls index-only scan efficiency, why autovacuum frequency is critical for high-write backends, and how to diagnose heap fetch fallbacks…...
How Databricks Feature Store serves features with sub-second freshness
5+ hour, 13+ min ago (670+ words) by Ian Ackerman, Nick Joung and Abhay Bothra Let’s take a look under the hood to see how the Databricks Feature Store takes an infrastructure agnostic Feature definition and builds a pipeline to consistently compute it within milliseconds. The end-to-end…...
How to Prove That Data Masking Actually Worked in Enterprise Test Environments
6+ hour, 59+ min ago (793+ words) This article is based on my practical experiences working on TDM projects. I will discuss the most common masking verification methods, scenarios in which a primary key is absent, and the verification approaches corresponding to two different replacement methods. The…...
High performance spatiotemporal analysis in Oracle AI Database | database
14+ hour, 15+ min ago (303+ words) All things database: the latest news, best practices, code examples, cloud, and more To begin, we created separate spatial and temporal indexes. The spatial index PARAMETERS specified below are a best practice for point data and are explained in the…...
Tools??? DuckDB wiki
13+ hour, 9+ min ago (159+ words) Tools – DuckDB wiki Factory | Agent-Native Software Development tools/ ships the DuckDB CLI shell and packaging stubs for additional language clients (Julia, Swift) that link the engine. It is a smaller surface than src/ and extension/, but it is the entry…...
MongoDB unveils MongoDB Atlas Managed MCP Server
1+ day, 3+ hour ago (312+ words) Paul Krill is editor at large at InfoWorld. Paul has been covering computer technology as a news and feature reporter for more than 35 years, including 30 years at InfoWorld. He has specialized in coverage of software development tools and technologies since…...
AI SQL Code Generator for Effortless Query Writing
14+ hour, 5+ min ago (684+ words) Write SQL with Kimi, which is powered by Kimi K3, a frontier open-source model in coding. From queries and schemas to procedures, just tell Kimi what you want to build, and it delivers clean, structured SQL immediately. Try Kimi's web app…...
How to Write SQL Queries That Detect When Window Functions Leak Context
1+ hour, 15+ min ago (33+ words) Window functions are secretly bleeding data. Here is the fix. — Non Member: Pls take a look here! Wrote a standard running …...
A Generated SQL Query Got Faster by Returning Fewer Rows. Test That Before You Merge It
6+ hour, 28+ min ago (541+ words) Disclosure: This article was prepared as part of MonkeyCode's product outreach. Start with a tiny data fixture that contains an order for a customer who does not exist in the customers table. That dangling reference is common enough in legacy…...
Five SQL Bugs That Never Threw an Error
7+ hour, 10+ min ago (741+ words) Last week I cleaned a deliberately messy dataset; 290 booking records from Safari Connect, Nairobi bus platform, 21 columns, 23 catalogued data problems. Class exercise, but the data was built from real failure modes. The problems I'd been warned about took an afternoon....