# PolarDB for Xscale open-source v2.5.0 released with AI Function and HNSW vector indexing

Alibaba · 2026-10-22 · Version release

> Alibaba Cloud released PolarDB for Xscale open-source v2.5.0, adding AI Function and HNSW vector indexing so relational data, semantic search and LLM inference run in one SQL workflow.

This update bears on 2 kinds of work in 2 markets. Highest level accepted: L1 Assisted.

## The work it bears on

- [Integrate models retrieval and context flows](https://surviagi.com/work/software-intelligent-systems-model-integration) (Model applications and agent systems): L1 Assisted · From the publisher only
- [Process validate and deliver customer data](https://surviagi.com/work/telecom-computing-information-processing-managed-processing) (Data processing and information retrieval services): L1 Assisted · From the publisher only

## Published at

- [Source 1](https://x.com/alibaba_cloud/status/2113089946873741717)

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Page: https://surviagi.com/updates/ev-6c6025a6bb1aa3400508e028824abe071d76eee3

Data generated 2026-10-22T12:15:54.158556+00:00; method activity-level-1; ontology 2.4.0.
Machine-proposed: no person has reviewed these readings, and the method is not calibrated.
Cite the page address together with the generation time.