# Schema migrations for streaming ClickHouse tables across clusters

DevFeed: [Schema migrations for streaming ClickHouse tables across clusters](<https://devfeed.tech/articles/iterating-terabyte-sized-clickhouse-tables-in-production-18446.md>)

Original publisher: [Read original article](<https://www.tinybird.co/blog/clickhouse-schema-migration-while-streaming>)

Author: Alberto Romeu

Published: 2024-03-11T00:00:00Z

Content type: tutorial

Language: en

Sources: [Tinybird](<https://devfeed.tech/sources/tinybird.md>)

Topics: [clickhouse](<https://devfeed.tech/topics/clickhouse.md>), [Streaming](<https://devfeed.tech/topics/streaming.md>), [Structured-data](<https://devfeed.tech/topics/structured-data.md>)

Tags: [clickhouse](<https://devfeed.tech/tags/clickhouse.md>), [clusters](<https://devfeed.tech/tags/clusters.md>), [engineering-excellence](<https://devfeed.tech/tags/engineering-excellence.md>), [migrations](<https://devfeed.tech/tags/migrations.md>), [production](<https://devfeed.tech/tags/production.md>), [schema](<https://devfeed.tech/tags/schema.md>), [streaming](<https://devfeed.tech/tags/streaming.md>)

## AI overview

This article describes an approach for performing schema migrations on streaming ClickHouse tables across clusters.

## Source excerpt

Schema migrations on a streaming ClickHouse table? At 100s of MB/s? Here's how we do it across clusters without losing a single bit.