9,045 internet-reachable Couchbase instances: measuring the document database layer
9,045 internet-reachable Couchbase instances: measuring the document database layer Opening Couchbase is a distributed document database. It has a q…
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LioranDB V2 Pre-Alpha Benchmark Summary
Over the past few weeks I've been benchmarking LioranDB V2 , a document database engine written completely from scratch in Rust . Instead of publish…
Inside LioranDB's Full-Text Search Segments
A normal secondary index can answer: status = "active" It cannot efficiently answer: documents containing "distributed database" LioranDB therefore…
Why LioranDB Uses LSM-Based Secondary Indexes
A document database usually stores a primary record by document ID. But applications also ask questions such as: Find users where status = "active"…
Need a different partition key in Azure Cosmos DB? Pick the right approach
Once you create a container, its partition key is fixed at creation, and you can't change it in place. However, if your original key starts causing…
RocheDB v0.6 Planning: Safer Queries and Deeper Data Locality
This is not a release announcement. It is a development note about the next areas I want to harden for RocheDB v0.6. RocheDB v0.5.x made the core da…
Масштабируй! Почему Cassandra 5 стала спасением, а FoundationDB прилегла в чулан
Привет, Хабр! Меня зовут Роман Ананьев из команды DBA в Авито . В этой статье я расскажу о поиске альтернативы для многошардовых инсталляций MongoDB…
The Architecture of Everything: Database Needs for the Internet of Things (IoT)
A single smart factory floor can generate more sensor readings in an hour than a mid-sized e-commerce site logs in a month. That's the reality behin…
DynamoDB adaptive capacity
DynamoDB spreads your table across partitions, but your traffic rarely spreads evenly. Burst capacity and adaptive capacity are the two automatic me…
The Database Architect Teaches His Nephew: Where the Real Interview Happens
Same uncle, this time in "Database Architect" mode. Same nephew, this time asking the question every backend developer eventually asks out loud. Par…
Day 76 of Learning MERN Stack
Hello Dev Community! 👋 It is officially Day 76 of my 100-day full-stack engineering streak! For the past several weeks, I have been heavily immersed…
LioranDB Progress
LioranDB: Support the Indian government initiative that Indian data should stay in India. 100% Made in India database. Reduce dependency on foreign…
Обучение универсальным навыкам в IT
Дисклаймер: вся статья это мнение автора, если вы не согласны или готовы предложить что-то, то прошу в комментарии. IT охватывают огромный простор н…
MongoDB Schema Validation: How JSON Schema Keeps Your Data Clean
The "schemaless" database has had JSON Schema validation since 2017. Here's what you're missing. "MongoDB is schemaless." "MongoDB is unorganized."…
Aerospike Community Edition без ограничений: наш опыт снятия лимитов
Лимиты актуальных версий Aerospike Community Edition мешают нормально использовать его в продакшен, но есть способ это исправить. Расскажу о том как…
MongoDB `$facet` Explained: One Query, Multiple Results
Sometimes one MongoDB aggregation needs to return more than one result. For example, from the same payments collection, you may want revenue by paym…
Велосипед для жрицы Трои, или как мы переизобретали Outbox для нетранзакционной базы данных
Привет, Хабр! На связи системный аналитик Илья Глазунов и разработчик Захар Корсаков. Мы работаем с платформой карточного хранилища Т-Банка. Когда д…
Free MongoDB GUI Tool for Developers, Students, and Teams
MongoDB is much easier to understand when you can actually see your data, not just read it on a screen. The whole point of VisuaLeaf is to make this…