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Cover illustration for ClickHouse schema optimization for sparse data sets

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ClickHouse schema optimization for sparse data sets
Portrait of Amit Sadafule, Lead Software Engineer

Amit Sadafule

Lead Software Engineer

Portrait of Spandan Ghosh, Content at One2N

Spandan Ghosh

Content @One2N

Portrait of Saurabh Hirani, Principal SRE at One2N

Saurabh Hirani

Principal SRE @One2N

Portrait of Chinmay Naik, CEO at One2N

Chinmay Naik

CEO @One2N

Schema designs for storing and querying sparse data sets in ClickHouse, including a sparse matrix and separate tables, and when each one fits.

Cover illustration for Implementing a real-time analytics engine using big data principles

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Implementing a real-time analytics engine using big data principles
Portrait of Jaideep Khandelwal, CTO at One2N

Jaideep Khandelwal

CTO @One2N

A real-time analytics engine for 50 million data points: replacing a MySQL setup with 48-hour query delays with Apache Spark pipelines and data marts.

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