ApsaraDB for ClickHouse is a cloud database service built on Alibaba Cloud's Apsara distributed system. It handles storage reliability, elastic scaling, data integration, and operations and maintenance (O&M) so you can focus on building analytics instead of managing infrastructure.
Why ApsaraDB for ClickHouse
Highly reliable storage engine. Built on the disk storage of the Apsara distributed system, ApsaraDB for ClickHouse delivers highly reliable cloud storage designed for large-scale analytical workloads.
High scalability. A built-in database scaling management module lets you scale clusters up or down on demand. Data migration happens automatically — no manual relocation required.
Closed-loop data transmission. ApsaraDB for ClickHouse integrates with Alibaba Cloud log systems, databases, and data application tools, making data synchronization straightforward and reducing the effort of data migration.
Professional service capabilities. Get technical support and services directly from Alibaba Cloud database experts.
Features
Flexible architecture
ApsaraDB for ClickHouse supports multiple cluster architectures to match your workload requirements.
| Feature | Description |
|---|---|
| Cluster architectures | Choose from single-node, single-replica, multi-node, and multi-replica configurations |
| Node count | An ApsaraDB for ClickHouse cluster must contain at least one node. You can also create multi-node clusters |
| Dynamic scaling | Scale nodes up or down. ApsaraDB for ClickHouse migrates data automatically during scaling operations |
| Replica count | Deploy single-replica or multi-replica clusters |
Data security
ApsaraDB for ClickHouse provides multi-layer network security protection, including access whitelists and data restore with a few clicks.
| Feature | Description |
|---|---|
| Virtual Private Cloud (VPC) | Clusters run inside VPCs built on physical networks using Overlay technology, with isolation enforced at the TCP layer |
| Anti-DDoS | Inbound traffic is monitored in real time. When DDoS attacks are detected, ApsaraDB for ClickHouse scrubs traffic from the source IP addresses. If traffic scrubbing is not effective, blackhole filtering is triggered |
| IP address-based whitelists | Configure IP address-based whitelists to control access sources and reduce exposure |
Simplified operations
ApsaraDB for ClickHouse provides professional platforms for monitoring and database management.
| Feature | Description |
|---|---|
| Monitoring platform | Real-time monitoring and alerting covers CPU utilization, input/output operations per second (IOPS), number of connections, and disk usage — accessible anytime from any location |
| ApsaraDB for ClickHouse console | Manage clusters through a graphical console |
| Graphical Data Management (DMS) console | ApsaraDB for ClickHouse integrates with DMS, letting you manage and query cluster data from a single console |
| Database kernel version management | Update database kernel versions directly in the console, reducing the cost and complexity of kernel version management |
What's next
To create an ApsaraDB for ClickHouse cluster, visit the buy page.