Zilliz Cloud vs TiDB

Zilliz Cloud vs. TiDB

Compare Zilliz Cloud vs. TiDB by the following set of capabilities. We want you to choose the best database for you, even if it’s not us.

Try Managed Milvus for free

Zilliz Cloud vs. TiDB on Scalability

Zilliz CloudTiDB

Separation of storage and compute

Yes.

❌

Separation of query and insertions

Yes. At the component level (which provides more fine-grained scalability)

Yes.

Multi-replication

❌

Dynamic segment placement vs. static data sharding

Dynamic segment placement

Both

Cloud-native

❌

Billion-scale vector support

❌

Zilliz Cloud

Zilliz Cloud is a managed vector database service powered by Milvus. Its cloud-native architecture dynamically scales to 10B+ vectors, maintaining high performance and cost-efficiency without the need for new clusters or data sharding.

TiDB

TiDB is designed with scalability as one of its core features. It offers both horizontal and vertical scaling capabilities to handle growing workloads and data volumes.

Zilliz Cloud vs. TiDB on Functionality

Zilliz CloudTiDB

Role-based Access Control (RBAC)

❌

Disk Index support

❌

Hybrid Search (ie Scalar filtering)

Yes, Hybrid sparse and dense search, hybrid keyword and vector search, hybrid vector search and scalar filtering, multimodal search

Yes, vector search & SQL search

Partitions/namespaces/logical groups

Yes.

❌

Index type supported

Cardinal (The world's first AI-based Autoindex mechanism that selects the best search strategy and index for each dataset, eliminating the need for manual tuning.), closed-source.

HNSW

Multiple in-memory indexes support

❌

No. HNSW only

Zilliz Cloud

Zilliz Cloud is a managed vector database service powered by Milvus. It uses the world's first AI-based Autoindex mechanism that selects the best search strategy and index for each dataset, eliminating the need for manual tuning. It offers intelligent resource management and tiered storage capabilities to minimize expenses while maintaining superior query speeds, ensuring you never compromise performance.

TiDB

TiDB offers vector search through its serverless cluster and supports vectors with a maximum dimension of 16,000. The Vector data type in TiDB is designed to store single-precision floating-point numbers (Float32). It only supports cosine distance and L2 distance for similarity measurement.

Zilliz Cloud vs. TiDB on Purpose-built

Zilliz CloudTiDB

Purpose-built for Vectors

❌

No, vector search is an add-on to TiDB Cloud serverless.

Tunable consistency

❌

Support for both stream and batch of vector data

❌

Binary Vector support

❌

Multi-language SDK

Python, Java, JavaScript, Go, C++, and Node.js SDKs Fully supported

No. TiDB does not provide specific SDKs. Instead, it is designed to be compatible with MySQL, which means TiDB can be used with any language with MySQL client or driver support.

Database rollback

✔️

❌

Zilliz Cloud vs. TiDB: what’s right for me?

Zilliz Cloud

Zilliz Cloud is a fully managed vector database powered by the open-source Milvus vector database.

SaaS

TiDB

TiDB is an open-source distributed SQL database for OLAP and OLTP workloads. It now offers a vector search capability (in public beta) as an add-on to its SaaS solution, TiDB Cloud Serverless.

Apache 2.0