ClickHouse Sharding Archives

Shard Rebalancing Methods in ClickHouse

Introduction Sharding is a pivotal concept in managing large-scale databases, especially when dealing with voluminous data that exceeds the storage capacity of a single server. This article explores the intricate world of sharding in ClickHouse, […]

In this article, we delve into how ClickHouse supports sharding via a distributed via distributed table engine and the basics of sharding and distributed engines

ClickHouse Horizontal Scaling: Sharding and Resharding Strategies

Introduction Sharding is a process in which a large database table is divided horizontally into smaller ones (with same schema/columns) and stored across different nodes. ClickHouse supports sharding via distributed table engine. You can […]

How to Setup a 6-Node Cluster in ClickHouse with Horizontal Scaling

How to Setup a 6-Node Cluster in ClickHouse with Replication & Sharding

Introduction ClickHouse implements replication and sharding through a combination of distributed tables and replication settings. Replication in ClickHouse is implemented by creating a cluster of servers, each of which contains a copy of the same […]

Sharding in ClickHouse: Part 1

Introduction Sharding is splitting a large table horizontally (row-wise) and storing it in multiple servers. Clickhouse uses distributed table engine for processing the sharded tables. Shards can be internally replicated or non-replicated in ClickHouse. Sharding […]

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