Data, Databases & Streaming

Relational & NoSQL databases, search, caches, streams, ETL/ELT, and analytics stacks.

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Inside Data, Databases & Streaming

Relational (SQL) Postgres/MySQL/SQLite tuning, HA/DR, indexing, and query planning. NoSQL & NewSQL Document, key-value, columnar, search, and distributed SQL engines. Search & Relevance Engineering Full-text search, ranking, synonyms, vectors, and hybrid retrieval patterns. Caching & Edge Data KV stores, CDNs, edge runtimes, and latency-first data patterns. Streaming & Queues Event streaming, pub/sub, backpressure, and consumer groups at scale. ORMs & Migrations Type-safe models, schema diffs, seed data, and multi-tenant strategies. Data Engineering & Analytics Pipelines, orchestration, dbt, warehouses, BI, and governance/lineage.

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Latest in Data, Databases & Streaming


dev.to > ibrahimwithi > why-your-app-still-says-connected-after-the-network-is-gone-5a0n

Why your app still says connected after the network is gone

1+ hour, 7+ min ago   (721+ words) Two phones, one shared list. I add an item on the first phone. The second phone does not get it. Both phones show a green pill that says synced. That is worse than an error. An error tells you to…...


dev.to > sunnysahijwani > how-long-does-a-redis-sentinel-failover-actually-take-i-measured-it-31ho

How long does a Redis Sentinel failover actually take? I measured it

2+ hour, 29+ min ago   (442+ words) I killed an in-memory database primary on purpose — fifteen times, across three... Tagged with redis, devops, docker, database....


hackernoon.com > time-series-cardinality-why-one-more-indexed-column-costs-more-than-a-million-more-rows

Time-Series Cardinality: Why One More Indexed Column Costs More Than a Million More Rows | HackerNoon

4+ hour, 50+ min ago   (1160+ words) Cardinality is a consequence of how many dimensions you index your readings by. Here is where the curve bends, measured, and what you can do about it without leaving Postgres. You did not hit an engine ceiling. You changed a…...


aithority.com > it-and-devops > data-management > redgate-introduces-purpose-built-ai-assistant-for-database-development-and-operations

Redgate Introduces Purpose-Built AI Assistant for Database Development and Operations

5+ hour, 35+ min ago   (242+ words) Redgate Software, the database DevOps and database management company, announced Redgate Assistant, its purpose-built AI assistant for database professionals. Available from today in Redgate Monitor and SQL Prompt, Redgate Assistant brings context-aware, governed AI directly into the workflows teams use…...


medium.com > @derek.mwale > the-strange-economics-of-moving-data-through-a-system-a29f4be1a63c

The Strange Economics of Moving Data Through a System

1+ hour, 7+ min ago   (1291+ words) “” is published by Derek Mwale....


medium.com > @sivanuraini0407 > big-data-instalasi-apache-spark-pengenalan-pyspark-dataframe-b1ad39e54460

Big Data: Instalasi Apache Spark & Pengenalan PySpark DataFrame

2+ hour, 4+ min ago   (29+ words) Heyyo0!! Iva disini! Laporan ini saya buat sebagai catatan hasil praktikum Big Data ke-4 yang telah saya lakukan. Alat dan …...


dev.to > u11d > implementing-postgres-row-level-security-in-nextjs-the-drizzle-multi-tenant-pattern-428l

Implementing Postgres Row-Level Security in Next.js: The Drizzle Multi-Tenant Pattern

6+ hour, 51+ min ago   (832+ words) The first time we turned on Row-Level Security, nothing happened. Policies were in place, ENABLE ROW LEVEL SECURITY had run, and every query still returned every tenant's rows. Took a minute to remember: we were connected as postgres, the superuser,…...


dev.to > mburu_kefoi > data-modellingrelationships-joins-3g2j

Data Modelling,Relationships & Joins

7+ hour, 1+ min ago   (1298+ words) 1.Data Modelling Data Modelling refers to the process of structuring and organising... Tagged with architecture, data, database....


osnews.com > story > 145970 > gefs-on-openbsd-a-very-early-preview

GEFS on OpenBSD: a very early preview

8+ hour, 20+ min ago   (215+ words) The Good Enough File System, originally developed for 9front, is being ported to OpenBSD. For those who haven’t watched my talk, GEFS is a new, crash-safe, snapshotting, copy on write FS that I wrote for 9front, and which I am in the…...


dev.to > adrian_mageto > data-modelling-relationship-and-joins-1a12

Data Modelling, Relationship and Joins

8+ hour, 43+ min ago   (1338+ words) Introduction Data modelling is the process of organizing, structuring and defining... Tagged with productivity, tutorial, beginners, database....