Plan your deployment and install EDB Postgres AI for ClickHouse on your infrastructure.
Deployment options
Your topology determines how data is stored, replicated, and served, as well as how much operational complexity you take on. For a full explanation of sharding, replication, and ClickHouse Keeper, see Architecture.
Single-node
ClickHouse runs as a standalone instance on a single host. No cluster coordination is needed. Suitable for development, testing, and single-tenant analytical workloads.
Multi-node cluster
Data is distributed across shards for horizontal scale and replicated for high availability. Replication requires ClickHouse Keeper running on at least three nodes. Keeper can run co-located on server nodes or on separate dedicated nodes.
Choosing an installation method
EDB provides three ways to install ClickHouse: