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Huawei GaussDB vs KingbaseES

Huawei GaussDB: Huawei's distributed enterprise RDBMS built on openGauss, aimed at replacing Oracle in Chinese finance. KingbaseES: Chinese PostgreSQL-derived RDBMS with Oracle, MySQL and SQL Server compatibility modes.

key differences

  • Huawei GaussDB is built for larger datasets (≤ 1 PB) than KingbaseES (≤ 10 TB).
  • Horizontal scaling is native in Huawei GaussDB and addon in KingbaseES.
  • Only Huawei GaussDB has vector search, columnar storage, compression.

choose huawei-gaussdb for

  • +Core banking replacement of Oracle in China
  • +Government and telecom systems under domestic-technology mandates
  • +Large distributed OLTP on Huawei Cloud

best at · OLTP, HTAP, Vector search

choose kingbase for

  • +Replacing Oracle in Chinese government systems
  • +Energy and utility enterprise applications
  • +Applications that must run on domestic Chinese hardware and OS

best at · OLTP, Warehouse

Huawei GaussDBHuawei's distributed enterprise RDBMS built on openGauss, aimed at replacing Oracle in Chinese finance.
KingbaseESChinese PostgreSQL-derived RDBMS with Oracle, MySQL and SQL Server compatibility modes.
overview
Primary model
Relational
Relational
Also supports
Vector
Document
Type
Database engine
Database engine
Status
Active
Active
Developer
Huawei
CETC Kingbase (中电科金仓)
First release
2019
1999
Latest version
–
V9R4C11 (Feb 2025)
License
ProprietaryProprietary commercial license
ProprietaryProprietary commercial license
Free tier
—
—
popularity
WhichDB Score
6.8
0.0
Rank
#351
#764
GitHub stars
–
–
Stack Overflow questions
–
–
scale & guarantees
Comfortable data size
Large (≤ 1 PB)
Medium (≤ 10 TB)
Horizontal scaling
Native
Addon
Multi-region
Read replicas
Read replicas
ACID
Full
Full
Consistency
Strong
Strong
Schema
Strict
Strict
Architecture
Distributed, Primary replica, Client server
Client server, Primary replica, Shared storage
deployment
Self-hosted
✓
✓
Vendor-managed cloud
✓
—
Serverless
—
—
Embedded
—
—
Edge
—
—
Clouds
Huawei Cloud
–
capabilities
Transactions
✓
✓
Joins
✓
✓
Secondary indexes
✓
✓
Full-text search
✓
✓
Vector search
✓
—
Geospatial
—
—
JSON
✓
✓
Change data capture
—
—
Triggers
✓
✓
Stored procedures
✓
✓
Materialized views
✓
✓
TTL / expiry
—
—
Pub/Sub
—
—
Columnar storage
✓
—
In-memory
—
—
Durable persistence
✓
✓
Compression
✓
—
Encryption at rest
✓
✓
Role-based access
✓
✓
Time travel
—
—
Branching
—
—
Online schema changes
—
—
Streaming ingest
—
—
Offline sync
—
—
Runs in WebAssembly
—
—
interfaces
Query languages
SQL, PL/pgSQL-style procedural SQL
SQL, PL/SQL-compatible procedural SQL, PL/pgSQL
Client languages
Java, C, Python, Go
Java, C, C#, Python, Go
Best for
OLTP, HTAP, Vector search
OLTP, Warehouse
Add more to this comparisonNot sure either fits? Try smart match

Huawei GaussDB vs KingbaseES: FAQ

What is the difference between Huawei GaussDB and KingbaseES?

Huawei GaussDB: Huawei's distributed enterprise RDBMS built on openGauss, aimed at replacing Oracle in Chinese finance. KingbaseES: Chinese PostgreSQL-derived RDBMS with Oracle, MySQL and SQL Server compatibility modes. Huawei GaussDB is built for larger datasets (≤ 1 PB) than KingbaseES (≤ 10 TB). Horizontal scaling is native in Huawei GaussDB and addon in KingbaseES. Only Huawei GaussDB has vector search, columnar storage, compression.

When should I choose Huawei GaussDB over KingbaseES?

Choose Huawei GaussDB for core banking replacement of Oracle in China; government and telecom systems under domestic-technology mandates; and large distributed OLTP on Huawei Cloud. Choose KingbaseES for replacing Oracle in Chinese government systems; energy and utility enterprise applications; and applications that must run on domestic Chinese hardware and OS.

Is Huawei GaussDB or KingbaseES more popular?

Huawei GaussDB ranks #351 on the WhichDB Score (6.8/100) and KingbaseES ranks #764 (0.0/100). Popularity is not fit: check the requirements that matter for your project.

Are Huawei GaussDB and KingbaseES open source?

No. Huawei GaussDB is proprietary, closed-source software. No. KingbaseES is proprietary, closed-source software.