real-time analytics Archives

ClickHouse 26.8 LTS feature map: cost-based optimizer, parallel GROUP BY, Parquet lazy materialisation, streaming HTTP API and background queries for real-time analytics

ClickHouse 26.8 LTS: The Advanced Features That Change Real-Time Analytics Performance

ChistaDATA · ClickHouse release engineering · September 2026 ClickHouse 26.8 LTS: The Advanced Features That Change Real-Time Analytics Performance ClickHouse 26.8 LTS shipped on 10 September 2026 with 98 new features, 128 performance optimisations and […]

ClickHouse workshop for CTOs and data architects: three-day agenda covering architecture and fit, measured cost, and migration and people decisions

Real-Time Analytics ClickHouse Workshop for CTOs and Data Architects

ChistaDATA Inc.

A three-day ClickHouse workshop for CTOs and data architects from ChistaDATA University: architecture fit, measured cost, rollup design and migration cutover, with real lab output.

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Real-Time Analytics on ClickHouse 26.8: 6 Proven Levers

ChistaDATA Inc.

Real-time analytics on ClickHouse 26.8: the ingest-to-dashboard latency budget, async-insert freshness, top-K and cache serving, lightweight UPDATE, and ingest/serving isolation on self-managed clusters versus ClickHouse Cloud.

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Real-Time Analytics for Consumer Goods: 4 Proven ClickHouse + Kafka Patterns

ChistaDATA Inc.

Real-time analytics for consumer goods is now a two-component problem: Apache Kafka 4.3 as the event backbone and ClickHouse 26.8 LTS as the serving engine. This paper is the design we put in front of […]

ClickHouse 26.8 LTS: What’s New for Real-Time Analytics (Tested)

ChistaDATA Inc.

ClickHouse 26.8 shipped on 27 August 2026 as the second LTS line of the year, and two days later the 25.8 LTS line dropped out of support. If you run 25.8 in production, you are […]

Snowflake to ClickHouse Migration: Exiting Warehouse Credits

ChistaDATA Inc.

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 […]