real-time analytics Archives

The Snowflake Exit: A Migration Framework from Warehouse Credits to ClickHouse

Every quarter we take calls that start the same way: a data platform lead opens their Snowflake invoice, looks at the credit consumption graph, and asks what a Snowflake to ClickHouse migration would save. Sometimes […]

ClickHouse Real-Time POS Analytics: Sub-Second Decisioning for QSR Enterprises

ChistaDATA Inc.

If you’ve spent any time working in QSR (Quick Service Restaurant) data infrastructure, you already know the problem. The need for ClickHouse real-time POS analytics has never been more urgent — millions of POS transactions […]

ClickHouse Primary Index Design: Parts, Partitions and Granules

ChistaDATA Inc.

A practitioner’s deep dive into MergeTree internals — parts, partitions, granules, and primary index design — from the ChistaDATA engineering team.

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ClickHouse Kafka Real-Time Analytics: Architecting Streaming at Scale

ChistaDATA Inc.

Architect production-grade real-time streaming analytics with ClickHouse and Apache Kafka using the Kafka table engine, Materialized Views, and ReplicatedMergeTree.

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Real-Time Analytics Architecture with ClickHouse

ChistaDATA Inc.

Real-Time Analytics Architecture with ClickHouse: A Production Blueprint Real-time analytics is no longer an exotic requirement — it is the baseline expectation for product analytics, observability, fraud detection, and operational intelligence. In this guide, ChistaDATA […]

Eliminating Expensive JOINs in ClickHouse

Shiv Iyer

Eliminating Expensive JOINs in ClickHouse: Advanced JSON and Array Optimization Techniques for High-Performance Analytics Introduction In the world of high-performance analytics, JOIN operations often represent the most significant bottleneck in query execution. ClickHouse, the open-source […]

From Batch Processing to Real-Time Analytics with ChistaDATA's ClickHouse

Batch Processing to Real-Time Analytics with ClickHouse

Shiv Iyer

ChistaDATA · Real-Time Analytics · 24×7 ClickHouse Consultative Support and Managed Services From Batch Processing to Real-Time Analytics with ClickHouse Moving from batch processing to real-time analytics with ClickHouse means replacing nightly ETL windows with […]