openWebUI supports openGauss vector store (#20179)

backend/open_webui/retrieval/vector/factory.py

@@ -53,6 +53,10 @@ class Vector:
                 from open_webui.retrieval.vector.dbs.pgvector import PgvectorClient
 
                 return PgvectorClient()
+            case VectorType.OPENGAUSS:
+                from open_webui.retrieval.vector.dbs.opengauss import OpenGaussClient
+
+                return OpenGaussClient()
             case VectorType.ELASTICSEARCH:
                 from open_webui.retrieval.vector.dbs.elasticsearch import (
                     ElasticsearchClient,