Tag: #columnar
Writing on GPUs, LLMs, MLOps, Kubernetes — and mindset · 3 posts
DuckDB Internals Deep Dive — Embedded OLAP, Vectorized Execution, Morsel-Driven Parallelism, and Storage Format (2025) ♪ Listenable
DuckDB — the analytical engine that replaces Pandas and brings a ClickHouse-class OLAP database into your process. This post dissects DuckDB from the ground up: the journey from Mark Raasveldt and Hannes Mühleisens 2018
2026-04-15 · 24 min read #duckdb#olap#database#columnar#vectorizationClickHouse Internals Deep Dive — MergeTree, Vectorized Execution, Distributed Queries, Keeper (2025)
The analytics engine behind Cloudflare, Uber, Bloomberg, and Yandex — processing tens of trillions of rows daily. This post dissects ClickHouse from the ground up: columnar vs row storage, the MergeTree family (Replacing
2026-04-15 · 15 min read #clickhouse#olap#columnar#mergetree#analyticsClickHouse MergeTree — The Complete Guide to Columnar, Sparse Index, Part, and Materialized View (2025) ♪ Listenable
Everything about ClickHouse MergeTree — the physical layout of columnar storage, parts and granules and the sparse primary index, why ORDER BY matters so much, projections and skip indexes, real-time aggregation with mat
2026-04-15 · 23 min read #clickhouse#olap#columnar#mergetree#analytics