Baidu Tera

Free#14 of 24 in Wide-Column Databases

Open-source distributed NoSQL database for large-scale real-time applications.

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Baidu Tera— Visit Baidu Tera

At a glance

Editor score
Not yet scored
Pricing
Free plan
Best for
Free self-hosted systems needing strong consistency
Free plan
Yes
Paid from
None
Deployment model
Self_hosted
Facts checked
20 Sep 2026

Where it wins
- Automatic and configurable ranged or hashed sharding
- Strong consistency, MVCC, transactions, and automatic failover
- C++, Java, Python, and REST APIs with several storage integrations
Where it doesn't
- Self-hosted deployment requires infrastructure management
- Its wide-column NoSQL model is specialized rather than general-purpose
- Multiple APIs and integrations can increase architecture decisions

Our verdict on Baidu Tera

Baidu Tera is an open-source distributed NoSQL database for large-scale, real-time applications. It uses sparse, multidimensional tables indexed by row key, column key, and timestamp, making it a fit for teams that need a wide-column model with horizontal scaling and strong consistency. The database is self-hosted and can run on raw machines, Docker, or cluster-management environments. Applications can connect through C++, Java, Python, and REST APIs.

Its strongest technical case is control over distributed data placement and consistency. Tera supports automatic and configurable sharding, with ranged and hashed strategies, alongside tablet splitting and merging. MVCC, strict consistency, transactions, automatic failover, snapshots, and online schema changes cover important requirements for continuously changing real-time systems. Column-oriented storage and locality groups provide additional control over how data is organized. These capabilities make Tera relevant where scaling and consistency matter more than a simplified managed-service experience.

The surrounding ecosystem is broad for a self-hosted database. Tera integrates with BFS, HDFS, HDFS2, POSIX filesystem, ZooKeeper, Nexus, Sofa-pbrpc, Galaxy, and Docker. That range can support varied cluster and storage environments, but it also means teams must choose and operate their own deployment components. Tera is a strong choice for organizations seeking a free, open-source system with configurable sharding and strict consistency. Teams wanting a hosted database or a less specialized data model should consider a different approach.

Baidu Tera pricing

Plans Free planFree Free to use — no paid tier required for the core job.

See plans on github.com

Baidu Tera fact sheet

Free plan	Yes
Paid from	None
Deployment model	Self_hosted
Query interface	Multiple
Consistency controls	Strong
Multi-region support	Not verified
Transaction support	Yes
Maximum row size	Not verified
Horizontal scaling	Yes
Deployment	Self-hosted
Support	Email, Docs
Built for	Mid-market, Enterprise (editorial estimate)
Integrations	9 integrations: BFS, HDFS, HDFS2, POSIX filesystem, ZooKeeper, Nexus …
Pricing	Free plan
Website	github.com
Facts checked	20 Sep 2026

Baidu Tera integrations

Baidu Tera lists 9 integrations on its own site.

BFS
HDFS
HDFS2
POSIX filesystem
ZooKeeper
Nexus
Sofa-pbrpc
Galaxy
Docker

Alternatives to Baidu Tera

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The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used Baidu Tera for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.

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Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026

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