We may earn a commission if you buy through links on this page. It never changes a score or a ranking. How we make money
It's a split decision.
ClickHouse is an open-source columnar database for analytical SQL, with cloud, self-managed, and local deployment options. Cloudera Data Platform is a broader hybrid data and AI platform spanning public clouds, data centers, and the edge. Choose ClickHouse when the core requirement is querying large datasets quickly. Choose Cloudera when teams need data management, analytics, AI, and governance across multiple environments. Their hourly rates use different units, so compare costs against your workload and deployment needs.
01Side by side
| ClickHouse | Cloudera Data Platform | |
|---|---|---|
| Pricing model | Compute hourly plus $25.30/TB-month storage | CCU-hour, invocation, or annual on-premises pricing |
| Free tier | No free plan; 30-day cloud trial | No free plan; no trial listed |
| Open source and licence | Open-source; licence name not specified | Open-source status not specified |
| Self-hosting | Self-managed server, ClickHouse Local, or Cloud | Cloud, data centers, and edge |
| Integrations | 100+ ingestion, visualization, and language-client integrations | Apache Iceberg; connects sources and destinations |
| Deployment model | Cloud, self-managed, or local | Hybrid cloud, data centers, edge |
| Platforms | Web, Windows, Docker | Cloud, data centers, edge |
| Limits and scaling | Scale: unlimited storage; Basic: up to 1 TB | CCU-hour rates; usage limits unpublished |
ClickHouse Choose ClickHouse if
- Choose ClickHouse if analytical SQL over large datasets is the core workload.
- Choose ClickHouse if millisecond query performance matters for real-time analysis.
- Choose ClickHouse if you want an open-source database with cloud or self-managed deployment.
Cloudera Data Platform Choose Cloudera Data Platform if
- Choose Cloudera Data Platform if workloads span clouds, data centers, and edge.
- Choose Cloudera Data Platform if you need a broader data and AI platform.
- Choose Cloudera Data Platform if Apache Iceberg and centralized governance fit your stack.
02Pricing at real usage
Both vendors list no free plan; ClickHouse offers a 30-day free trial, while Cloudera lists no trial. ClickHouse Cloud bills compute per compute-unit hour and storage per TB-month. Basic is $0.2181 per unit-hour, with storage at $25.30/TB-month and up to 1 TB; Scale is $0.2985 per unit-hour with unlimited storage; Enterprise is $0.3903 per unit-hour. Storage is $25.30/TB-month on all three plans. Public internet egress starts at $0.1152/GB, and inter-region egress at $0.0312/GB. Cloudera bills by workload CCU-hour or invocation: Data Hub is $0.04/CCU-hour, Data Engineering Core is $0.07, and AI Workbench is $0.20. Data Flow Functions start at $0.10 per billable invocation. Monthly totals depend on consumption; Cloudera does not publish monthly totals. Compare compute, storage, egress, and workload mix before forecasting.
03API, SDKs and integration
ClickHouse is a database for analytical SQL, and ClickHouse Local can query CSV, TSV, and Parquet files without a server. The homepage lists more than 100 integrations across data ingestion, visualization, and language clients. That gives developers integration options, but the homepage does not name specific SDK languages or describe an API contract. Cloudera is a platform spanning data management, analytics, and AI. Its homepage names Apache Iceberg for its open data lakehouse and says the platform connects data sources and moves data across sources and destinations. It does not specify platform-wide API contracts, SDK languages, or CLI commands. The vendors do not publish those interface details on their homepages. Before choosing, confirm the exact client libraries, authentication methods, supported protocols, and deployment-specific tooling your application needs.
04Open source, self-hosting and lock-in
ClickHouse is open source and can run as a self-managed database or ClickHouse Local; ClickHouse Cloud is the managed option. The product facts do not identify the open-source licence, so teams evaluating redistribution or modification should confirm the licence terms. Cloudera supports deployment across cloud, data centers, and the edge, but its open-source status is not stated. Apache Iceberg is part of its open data lakehouse approach. Both products offer deployment choices, but neither homepage describes data-export guarantees, migration tooling, or a full exit process. Plan a proof of portability around the formats you store, the SQL or platform features you depend on, and how you will move data and workloads if you change vendors.
Questions people ask
Who are ClickHouse's main competitors?
ClickHouse's homepage does not name competitors. Architecturally, compare it with columnar analytical databases and real-time analytics systems. The right shortlist depends on your SQL workload, ingest pattern, latency target, hosting model, and whether you need a focused database or a broader data-and-AI platform.
What is the Cloudera platform?
Cloudera Data Platform is a hybrid data and AI platform designed to run across public clouds, enterprise data centers, and the edge. It combines data management, analytics, and AI capabilities, with Apache Iceberg as part of its open data lakehouse approach.
What database does ClickHouse use?
ClickHouse is itself an open-source, column-oriented database; it does not sit on top of another database in the product description. It is built for analytical SQL queries on large datasets. ClickHouse Local can also query CSV, TSV, and Parquet files without a server.
What are the disadvantages of ClickHouse?
ClickHouse is specialized for analytical workloads, so teams needing a broader hybrid data and AI platform may prefer Cloudera. On ClickHouse Cloud, Basic is limited to 1 TB of storage and one availability zone, with daily backups retained for one day. Check tier requirements against production needs.