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ASArtem Senenkouptimepage.hashnode.devJun 30 · 9 min read

Building an uptime monitor in Rust: one binary, two databases, 130K checks/sec per core

I spent the last few months building Uptimepage, an open-source uptime monitor and status page written in Rust. This post is the build story: the decisions that shaped it, the parts I rewrote, and the

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AJAshmit JaiSarita Guptaengineeringwithashmit.hashnode.devJun 28 · 10 min read

Building log0: a multi-tenant incident platform on Kafka

A bad deploy at 3 AM A deploy ships at 02:50. One null check is missing on a hot path. By 03:00, the payment service has thrown the same NullPointerException tens of thousands of times. If your alerti

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JTJakson Tateservermo.hashnode.devMay 1 · 7 min read

How to Migrate MySQL to ClickHouse with Zero Downtime

MaterializedMySQL is dead. Master the 2026 industry standard CDC pipeline using Debezium and Redpanda on Bare Metal. MySQL is an outstanding transactional database, but it severely struggles with hea

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JTJakson Tateservermo.hashnode.devMay 1 · 7 min read

Install and Optimize ClickHouse on Ubuntu 26.04 Bare Metal

Achieve extreme analytics at scale. Master the 2026 production setup covering Tiered Storage, NVMe routing, Async Inserts, and Vector Search. Executive Summary: The 2026 Analytical Standard ClickHous

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FSFahad Shahrisingwave.comApr 8 · 13 min read

ClickHouse vs RisingWave in 2026: OLAP vs Streaming SQL

The Fundamental Difference: OLAP Over History vs Streaming Over Live Data Before comparing specific features, it is worth being precise about what problem each database solves, because this choice is ultimately about use case fit rather than which da...

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TITech Insights Hubtopperblog.hashnode.devFeb 13 · 6 min read

How to Implement Real-Time Analytics with ClickHouse

How to Implement Real-Time Analytics with ClickHouse ClickHouse has emerged as one of the most powerful open-source columnar database management systems for real-time analytics. Developed by Yandex, it's designed to handle massive volumes of data wit...

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TITech Insights Hubtopperblog.hashnode.devFeb 13 · 7 min read

How to Implement Real-Time Analytics with ClickHouse

How to Implement Real-Time Analytics with ClickHouse Real-time analytics has become a cornerstone of modern data-driven applications. Whether you're building a SaaS dashboard, monitoring system, or user behavior analytics platform, the ability to que...

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TITech Insights Hubtopperblog.hashnode.devFeb 12 · 1 min read

ClickHouse OLAP: Fast Analytics Database

ClickHouse OLAP: Fast Analytics Database Modern tool for developers. Overview Key features. Setup const use = () => true; Patterns Best practices. FAQ Q: Ready? Yes. Conclusion Start today.

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FFave0xfave.hashnode.devFeb 5 · 4 min read

Exploring Data Engineering with Rust

I'm diving into the world of big data using Rust. This might sound unusual—isn't Python the industry standard? Yes, Python dominates the field, but I chose Rust because I want to master it for systems programming, which is my end goal. It all started...

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RRuhikaruhika.hashnode.devDec 19, 2025 · 8 min read

Comparing Databases: ClickHouse vs DuckDB

By creating a simple SQL query Go application. Introduction ClickHouse is a beast 🔥; companies like OpenAI, Netflix, and Cloudflare rely on it, but when does it actually make sense to run ClickHouse? When people talk about analytics databases, the d...