Added support for SQLite user profile functionality (#162)

* add sqlite support

* add sqlite support

* update date

Author: Evenss

README.md

@@ -209,10 +209,10 @@ The MCP server provides tools for memory management including adding, searching,
 ## ⭐ Highlights Release Notes
 
 | Version | Release Date | Function |
-|---------|-------|---------|
-| 0.3.0 | TBD | <ul><li>Production-ready HTTP API Server with RESTful endpoints for all memory operations</li><li>Docker support for easy deployment and containerization</li></ul> |
-| 0.2.0 | 2025.12.16 | <ul><li>Advanced user profile management, supporting "personalized experience" for AI applications</li><li>Expanded multimodal support, including text, image, and audio memory</li></ul> |
-| 0.1.0 | 2025.11.14 | <ul><li>Core memory management functionality, supporting persistent storage of memories</li><li>Hybrid retrieval supporting vector, full-text, and graph search</li><li>Intelligent memory extraction based on LLM fact extraction</li><li>Full lifecycle memory management supporting Ebbinghaus forgetting curve</li><li>Multi-Agent memory management support</li><li>Multiple storage backend support (OceanBase, PostgreSQL, SQLite)</li><li>Support for knowledge graph retrieval through multi-hop graph search</li></ul> |
+|---------|--------------|---------|
+| 0.3.0 | 2026.01.09   | <ul><li>Production-ready HTTP API Server with RESTful endpoints for all memory operations</li><li>Docker support for easy deployment and containerization</li></ul> |
+| 0.2.0 | 2025.12.16   | <ul><li>Advanced user profile management, supporting "personalized experience" for AI applications</li><li>Expanded multimodal support, including text, image, and audio memory</li></ul> |
+| 0.1.0 | 2025.11.14   | <ul><li>Core memory management functionality, supporting persistent storage of memories</li><li>Hybrid retrieval supporting vector, full-text, and graph search</li><li>Intelligent memory extraction based on LLM fact extraction</li><li>Full lifecycle memory management supporting Ebbinghaus forgetting curve</li><li>Multi-Agent memory management support</li><li>Multiple storage backend support (OceanBase, PostgreSQL, SQLite)</li><li>Support for knowledge graph retrieval through multi-hop graph search</li></ul> |
 
 ## 💬 Support
 

src/powermem/user_memory/storage/factory.py

@@ -26,6 +26,7 @@ class UserProfileStoreFactory:
 
     provider_to_class = {
         "oceanbase": "powermem.user_memory.storage.user_profile.OceanBaseUserProfileStore",
+        "sqlite": "powermem.user_memory.storage.user_profile_sqlite.SQLiteUserProfileStore",
     }
 
     @classmethod
@@ -51,8 +52,7 @@ def create(cls, provider_name: str, config: Dict):
             raise ValueError(
                 f"Unsupported UserProfileStore provider: {provider_name}. "
                 f"Currently supported providers are: {supported_providers}. "
-                f"Note: UserProfileStore currently only supports OceanBase. "
-                f"If you're using a different storage provider for Memory, please use OceanBase for UserMemory "
+                f"If you're using a different storage provider for Memory, please use one of the supported providers for UserMemory "
                 f"or implement a UserProfileStore for your storage provider."
             )