VCVijay Choudharyinbettechmagnetics.hashnode.dev·2d ago · 20 min readDesigning a Sports Data Schema: Fixtures, Markets, Outcomes and Odds in PostgreSQLThe schema you regret in month three Almost every sports app starts the same way. Someone creates a table: sql CREATE TABLE matches ( id serial PRIMARY KEY, home_team text, away_team text, hom00
CTCruxtab Technologies Pvt. Ltd.incruxtab-technologies.hashnode.dev·Oct 1 · 7 min readSeparating Bundle Data, Design Settings, and Merchant Plans in a Shopify AppA Shopify application can become difficult to maintain when unrelated responsibilities are stored and handled together. A bundle-builder application is a good example. At first, the data model seems s00
Cclixortechnologiesinclixortech.hashnode.dev·Sep 22 · 5 min readHow Does Database Architecture Affect Web Application Performance?A web application can have a well-designed interface and efficient backend code, but poor database architecture can still make it slow. Every time an application loads a user profile, displays product00
GBGowtham Beharainworksonmyproduction.hashnode.dev·Sep 20 · 7 min readThe Unglamorous Plumbing That Keeps a Marketplace HonestNobody puts "built an hourly cron job that checks for overdue queue entries" on a highlight reel. It doesn't animate well in a demo video. Nobody in a portfolio review has ever leaned forward and said00
GBGowtham Beharainworksonmyproduction.hashnode.dev·Sep 17 · 8 min readDesigning trust into the schema, not bolting it on laterIf you build a platform where anonymous strangers rate named individuals, you have built a defamation machine with a nice UI. That's not a hypothetical — it's the first thing that occurred to me befor00
GBGowtham Beharainworksonmyproduction.hashnode.dev·Sep 16 · 6 min readWhy "it was hard, 3/5 stars" isn't a reviewSomebody once left a review of a technical screen that said, in full: "Difficult but fair. 3/5." I have no idea what happened in that interview. Neither do you. Neither, six months later, does the per00
YJYasir Jafriinyasir323.hashnode.dev·Sep 14 · 12 min readChoosing a Primary Key: A Tour of the IDs Real Systems Actually UseThe last article in this series was all about picking the right UUID version. This one pulls back a bit further, because UUIDs are just one item on a much longer menu, and depending on what you're bui00
PDPalash Dhavleinblog.troncodes.in·Sep 13 · 6 min readHow PostgreSQL Handles Millions of Queries Without Locking Up Imagine it’s Friday afternoon. Your application traffic spikes, millions of users are writing data, and your analytics dashboard is hammering the database with massive SELECT queries. In a traditional10
Ddianasterling1981infintechinfra.hashnode.dev·Sep 12 · 3 min readHow to Build a Python Data Bridge for MetaTrader 5 and PostgreSQLMetaTrader 5 processes low-latency trade execution perfectly, but it struggles with relational data management. Brokers scaling multi-asset platforms eventually hit serious data bottlenecks. They need11S
MSMikhail Shytskoinmikhail-shytsko.hashnode.dev·Sep 11 · 20 min readWhat is Referential Integrity? Definition and ExamplesWhat is referential integrity? Referential integrity is a relational-database property that ensures every foreign key value in a child row points to a primary key value that actually exists in the par00
