--- title: "databend vs oasysdb" type: "comparison" canonical_url: "https://www.graphcanon.com/compare/databendlabs-databend-vs-edwinkys-oasysdb" tools: ["databendlabs-databend", "edwinkys-oasysdb"] --- # databend vs oasysdb *GraphCanon updated Aug 23, 2026* ## Verdict Pick databend if data Agent Ready Warehouse built in Rust for analytics, search, AI, and more within a unified architecture on top of your S3 storage; pick oasysdb if in-memory vector store for semantic caching with Rust implementation. [databend](https://docs.databend.com) reports 9.4k GitHub stars, 891 forks, and 557 open issues, last pushed Aug 21, 2026. [oasysdb](https://github.com/edwinkys/oasysdb) has 376 stars, 13 forks, and 0 open issues, last pushed Nov 29, 2024. Figures are from public GitHub metadata via [databend's repository](https://github.com/databendlabs/databend) and [oasysdb's repository](https://github.com/edwinkys/oasysdb). | | [databend](/tools/databendlabs-databend.md) | [oasysdb](/tools/edwinkys-oasysdb.md) | | --- | --- | --- | | Tagline | All-in-One Data Warehouse: Analytics, Search, AI, and Python Sandboxing Reimagined From Scratch. | In-memory vector store with efficient read and write performance for semantic caching | | Stars | 9,420 | 376 | | Forks | 891 | 13 | | Open issues | 557 | 0 | | Language | Rust | Rust | | Adopt for | Data Agent Ready Warehouse built in Rust for analytics, search, AI, and more within a unified architecture on top of your S3 storage. | In-memory vector store for semantic caching with Rust implementation. | | Persona | - | - | | Runtime | - | - | | License | Other | Apache-2.0 | | Categories | Data & Retrieval, Vector Databases | Data & Retrieval, Vector Databases | ## Trust and health _Sourced signals - not a safety guarantee. No winner column._ | | [databend](/tools/databendlabs-databend.md) | [oasysdb](/tools/edwinkys-oasysdb.md) | | --- | --- | --- | | Maintenance | Very active (96%) | Dormant (18%) | | Days since push | 0d | 632d | | Open issues (now) | 557 | 0 | | Stars delta | +31 (30d) | +1 (30d) | | Open issues delta | +23 (30d) | 0 (30d) | | Owner type | Organization | User | | Full report | [trust report](/tools/databendlabs-databend/trust.md) | [trust report](/tools/edwinkys-oasysdb/trust.md) | ## Decision facts: databend - **Adopt for:** Data Agent Ready Warehouse built in Rust for analytics, search, AI, and more within a unified architecture on top of your S3 storage. ## Decision facts: oasysdb - **Adopt for:** In-memory vector store for semantic caching with Rust implementation. ## Choose when ### Choose databend if… - License: databend is Other, oasysdb is Apache-2.0. - Tags unique to databend: ai, bigdata, cloud-native, database. - - When you need a unified data platform that can handle analytics, search, and AI all from one interface, with support for vector database functions. ### Choose oasysdb if… - License: oasysdb is Apache-2.0, databend is Other. - Tags unique to oasysdb: approximate-nearest-neighbors, ivfpq, mysql, postgresql. - When you need high-performance read/write operations in a semantic caching scenario using Rust. ## When NOT to use databend - - When specific integration requirements are outside of S3 support, as Databend focuses on this particular ecosystem. - - For organizations that cannot or prefer not to use technologies built in Rust due to team expertise or existing tech stack conflicts. - - If your primary need is for a solution that heavily integrates with Elasticsearch given the competitive landscape and features it offers. ## When NOT to use oasysdb - If your project strictly requires on-disk persistence over in-memory storage. - When looking for non-Rust technology stack as the primary implementation language. ## Common questions ### What is the difference between databend and oasysdb? databend: All-in-One Data Warehouse: Analytics, Search, AI, and Python Sandboxing Reimagined From Scratch.. oasysdb: In-memory vector store with efficient read and write performance for semantic caching. See the comparison table for live GitHub stats and shared categories. ### When should I choose databend over oasysdb? Choose databend over oasysdb when License: databend is Other, oasysdb is Apache-2.0; Tags unique to databend: ai, bigdata, cloud-native, database; - When you need a unified data platform that can handle analytics, search, and AI all from one interface, with support for vector database functions. ### When should I choose oasysdb over databend? Choose oasysdb over databend when License: oasysdb is Apache-2.0, databend is Other; Tags unique to oasysdb: approximate-nearest-neighbors, ivfpq, mysql, postgresql; When you need high-performance read/write operations in a semantic caching scenario using Rust. ### When should I avoid databend? - When specific integration requirements are outside of S3 support, as Databend focuses on this particular ecosystem. - For organizations that cannot or prefer not to use technologies built in Rust due to team expertise or existing tech stack conflicts. - If your primary need is for a solution that heavily integrates with Elasticsearch given the competitive landscape and features it offers. ### When should I avoid oasysdb? If your project strictly requires on-disk persistence over in-memory storage. When looking for non-Rust technology stack as the primary implementation language. ### Is databend or oasysdb more popular on GitHub? databend has more GitHub stars (9,420 vs 376). Stars measure visibility, not whether either tool fits your constraints. ### Are databend and oasysdb open source? Yes - both are open-source projects on GitHub (databend: Other, oasysdb: Apache-2.0). ### Where can I find alternatives to databend or oasysdb? GraphCanon lists graph-backed alternatives at [databend alternatives](/tools/databendlabs-databend/alternatives) and [oasysdb alternatives](/tools/edwinkys-oasysdb/alternatives) ([databend markdown twin](/tools/databendlabs-databend/alternatives.md), [oasysdb markdown twin](/tools/edwinkys-oasysdb/alternatives.md)), ranked by typed relationship edges rather than popularity votes. ### Is there a machine-readable version of this comparison? Yes. The markdown twin at [this comparison](/compare/databendlabs-databend-vs-edwinkys-oasysdb.md) mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers. ### Which is better maintained, databend or oasysdb? databend: Very active. oasysdb: Dormant. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance. ### Where are the full trust reports for databend and oasysdb? GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: [databend trust report](/tools/databendlabs-databend/trust); [oasysdb trust report](/tools/edwinkys-oasysdb/trust). --- **Machine-readable endpoints** - JSON: [`/api/graphcanon/graph?tool=databendlabs-databend`](/api/graphcanon/graph?tool=databendlabs-databend) - LLM index: [/llms.txt](/llms.txt) - Full corpus: [/llms-full.txt](/llms-full.txt) _GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_