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A hidden Bitcoin node database just shrank by 40 GB, but only if runners rebuild it
9+ hour, 3+ min ago (578+ words) The change is merged to master, but operators must rebuild the optional index to capture the space saving and plan for another rebuild after a downgrade. Bitcoin Core has merged a redesign of its optional transaction index that cut about…...
DuckDB and the changing physics of analytics
8+ hour, 8+ min ago (200+ words) August 26, 2026 • 3554 words In this post, Andy Warfield explains how databases like DuckDB are enabling a new way to build with data, why they matter right now, and how they complement the work we’ve been doing in S3 (e.g., S3 Files, S3 Tables,…...
How to Tell Whether Your Slow Query Is a Planning or an Execution Problem | HackerNoon
11+ hour, 27+ min ago (911+ words) Every EXPLAIN ANALYZE prints two numbers at the bottom, and most engineers read only one of them. Planning Time is how long Postgres spent deciding how to answer your query, while Execution Time is how long it spent actually answering…...
USEReady Launches MigratorIQ, a Fully Agentic Platform for Legacy BI Migration
8+ hour, 55+ min ago (124+ words) EIN Presswire There were 2,097 press releases posted in the last 24 hours and 484,731 in the last 365 days. USEReady Launches MigratorIQ, a Fully Agentic Platform for Legacy BI Migration Five AI agents now discover, convert, validate, and govern legacy BI migrations for…...
Daily Data Engineering Challenges
2+ day, 15+ hour ago (116+ words) Daily SQL & Python Challenges | Data Engineering Practice DataDriven Daily SQL and Python Challenges for Data Engineers Daily Data Engineering Challenge - 2026-08-26 A fresh SQL and Python challenge every day. Practice data engineering skills with adaptive difficulty that matches your level. Track…...
OCI - Connecting to an OCI Always Free MySQL DB System: Installing MySQL Shell and Building a "Poor Man's VPN"
10+ hour, 43+ min ago (250+ words) { Abhilash Kumar Bhattaram: Follow on LinkedIn } If you've spun up an Oracle Cloud... Tagged with oracle, oci, nabhaas, mysql....
Database Foundations: Understanding Primary and Foreign Keys By Emmanuel JALLAY.
8+ hour, 6+ min ago (62+ words) At the heart of backend development is relational database design.Continue reading on Medium » Database Foundations: Understanding Primary and Foreign Keys At the heart of backend development is relational database design. Whether you are building an e-commerce platform, a messaging…...
7 Database Habits That Halved System Errors and Saved Me Hours of My Life
8+ hour, 6+ min ago (37+ words) Stop firefighting. How to architect a database environment that doesn’t wake you up at 3:00 AM. For the first few years of …...
SQLazy: Search for Adjacent Records at a Specified Offset Within Groups
13+ hour, 53+ min ago (19+ words) Problem Description In a table, ProductionLine_Number is the grouping field, and within... Tagged with sql, devops, discuss, sqlazy....
Why My Nightly Ingest Stalled for 3 Days — and How Splitting One Task Into Sub-Steps Fixed It
16+ hour, 57+ min ago (1432+ words) I went from ¥100k/month as a university student, to ¥600k/month juggling multiple gigs, to exactly... Tagged with automation, bash, macos, claudecode....