# What's new in ClickStack. July '25.

DevFeed: [What's new in ClickStack. July '25.](<https://devfeed.tech/articles/what-s-new-in-clickstack-july-25-5637.md>)

Original publisher: [Read original article](<https://clickhouse.com/blog/whats-new-clickstack-july-2025>)

Author: The ClickStack Team

Published: 2025-07-07T00:00:00Z

Content type: release

Language: en

Sources: [ClickHouse Blog](<https://devfeed.tech/sources/clickhouse-blog.md>)

Topics: [telemetry](<https://devfeed.tech/topics/telemetry.md>), [session replay](<https://devfeed.tech/topics/session-replay.md>), [data-processing](<https://devfeed.tech/topics/data-processing.md>)

Tags: [clickhouse](<https://devfeed.tech/tags/clickhouse.md>), [compression](<https://devfeed.tech/tags/compression.md>), [json](<https://devfeed.tech/tags/json.md>), [logging](<https://devfeed.tech/tags/logging.md>), [metrics](<https://devfeed.tech/tags/metrics.md>), [observability](<https://devfeed.tech/tags/observability.md>), [open-source](<https://devfeed.tech/tags/open-source.md>), [opentelemetry](<https://devfeed.tech/tags/opentelemetry.md>), [performance](<https://devfeed.tech/tags/performance.md>), [release](<https://devfeed.tech/tags/release.md>), [scalability](<https://devfeed.tech/tags/scalability.md>), [session-replay](<https://devfeed.tech/tags/session-replay.md>), [traces](<https://devfeed.tech/tags/traces.md>), [update](<https://devfeed.tech/tags/update.md>)

## AI overview

ClickStack adds beta support for ClickHouse's native JSON column type, aiming to improve scalability, compression, and query performance for flexible observability data. The article reports up to 9x faster queries than the Map type in its tests.

## Source excerpt

July 2025 - ClickStack just got a major upgrade with native JSON support, delivering upto 9x faster queries, type preservation, and effortless handling of deeply nested observability data.