advanced Graph

Author: MPCoreDeveloper

README.md

@@ -17,16 +17,23 @@
 
 ## 📌 **Current Status — v1.5.0 (March 14, 2026)**
 
-### ✅ **Production-Ready: ALL Phase 1-11 Features Complete (100%)**
+### ✅ **Production-Ready: ALL Phase 1-12 Features Complete (100%)**
 
-**SharpCoreDB v1.5.0 delivers critical bug fixes, 60-80% metadata compression, enterprise-scale distributed features, and a fully functional network database server.**
+**SharpCoreDB v1.5.0 delivers critical bug fixes, 60-80% metadata compression, enterprise-scale distributed features, a fully functional network database server, and advanced GraphRAG analytics.**
 
 #### 🎉 **Major Milestone: All Core Features + Server Complete**
 
-**Phase 1-11 (100% Complete):** SharpCoreDB is now a **fully-featured, production-ready embedded AND networked database** with advanced analytics, vector search, graph algorithms, distributed capabilities, and server mode.
+**Phase 1-12 (100% Complete):** SharpCoreDB is now a **fully-featured, production-ready embedded AND networked database** with advanced analytics, vector search, graph algorithms, GraphRAG analytics, distributed capabilities, and server mode.
 
-**Latest Achievement:** 🚀 **Phase 11 - SharpCoreDB.Server COMPLETE (100%)**  
-SharpCoreDB has been successfully transformed from embedded database into a **network-accessible database server** with gRPC, Binary Protocol, HTTP REST API, and WebSocket streaming support.
+**Latest Achievement:** 🚀 **Phase 12 - SharpCoreDB.Graph.Advanced COMPLETE (100%)**  
+SharpCoreDB now includes a dedicated **advanced graph analytics and GraphRAG package** with community detection, centrality metrics, subgraph analysis, and graph-aware semantic ranking.
+
+**Latest Package Delivered:**
+- ✅ `SharpCoreDB.Graph.Advanced`
+- ✅ GraphRAG ranking and vector integration
+- ✅ SQL graph analytics helpers
+- ✅ Community detection and centrality metrics
+- ✅ Subgraph analysis and profiling utilities
 
 **Server Features Delivered:**
 - ✅ gRPC protocol (HTTP/2 + HTTP/3, primary protocol)
@@ -91,11 +98,19 @@ All other benchmarks (25 total) remain stable. Full results: [`docs/BENCHMARK_RE
 - **📊 Quality Metrics**
   - **1,490+ tests** (was 850+ in v1.3.5)
   - **100% backward compatible**
-  - **All 11 phases production-ready**
+  - **All 12 phases production-ready**
 
 ---
 
-#### 🚀 Complete Feature Set (Phases 1-11)
+#### 🚀 Complete Feature Set (Phases 1-12)
+
+**Phase 12: Advanced Graph Analytics & GraphRAG** ✅
+- `SharpCoreDB.Graph.Advanced` package for advanced graph analytics
+- GraphRAG search with semantic + graph-aware ranking
+- Community detection: Louvain, Label Propagation, Connected Components
+- Centrality metrics: Degree, Betweenness, Closeness, Eigenvector, Clustering
+- Subgraph queries: K-core, clique detection, triangle detection
+- SQL integration, result caching, and profiling utilities
 
 **Phase 11: SharpCoreDB.Server (Network Database Server)** ✅
 - gRPC protocol (HTTP/2 + HTTP/3) - primary, high-performance protocol
@@ -168,6 +183,9 @@ dotnet add package SharpCoreDB.Provider.Sync --version 1.5.0
 # Graph algorithms
 dotnet add package SharpCoreDB.Graph --version 1.5.0
 
+# Advanced graph analytics and GraphRAG
+dotnet add package SharpCoreDB.Graph.Advanced --version 1.5.0
+
 # Optional integrations
 dotnet add package SharpCoreDB.EntityFrameworkCore --version 1.5.0
 dotnet add package SharpCoreDB.Extensions --version 1.5.0

SharpCoreDB.sln

@@ -182,6 +182,8 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = ".github", ".github", "{0B1C
 		.github\SIMD_STANDARDS.md = .github\SIMD_STANDARDS.md
 	EndProjectSection
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SharpCoreDB.Graph.Advanced", "src\SharpCoreDB.Graph.Advanced\SharpCoreDB.Graph.Advanced.csproj", "{B70064B4-3F59-6BFF-7299-0FEC79E17F67}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -624,6 +626,18 @@ Global
 		{73778A4E-C02D-42B6-AD9E-6646FE6CD5D2}.Release|x64.Build.0 = Release|Any CPU
 		{73778A4E-C02D-42B6-AD9E-6646FE6CD5D2}.Release|x86.ActiveCfg = Release|Any CPU
 		{73778A4E-C02D-42B6-AD9E-6646FE6CD5D2}.Release|x86.Build.0 = Release|Any CPU
+		{B70064B4-3F59-6BFF-7299-0FEC79E17F67}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{B70064B4-3F59-6BFF-7299-0FEC79E17F67}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{B70064B4-3F59-6BFF-7299-0FEC79E17F67}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{B70064B4-3F59-6BFF-7299-0FEC79E17F67}.Debug|x64.Build.0 = Debug|Any CPU
+		{B70064B4-3F59-6BFF-7299-0FEC79E17F67}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{B70064B4-3F59-6BFF-7299-0FEC79E17F67}.Debug|x86.Build.0 = Debug|Any CPU
+		{B70064B4-3F59-6BFF-7299-0FEC79E17F67}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{B70064B4-3F59-6BFF-7299-0FEC79E17F67}.Release|Any CPU.Build.0 = Release|Any CPU
+		{B70064B4-3F59-6BFF-7299-0FEC79E17F67}.Release|x64.ActiveCfg = Release|Any CPU
+		{B70064B4-3F59-6BFF-7299-0FEC79E17F67}.Release|x64.Build.0 = Release|Any CPU
+		{B70064B4-3F59-6BFF-7299-0FEC79E17F67}.Release|x86.ActiveCfg = Release|Any CPU
+		{B70064B4-3F59-6BFF-7299-0FEC79E17F67}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -677,6 +691,7 @@ Global
 		{B6D7E8F9-CA0B-4123-D45E-6F7A8B9C0D1E} = {F4B5C6D7-A8E9-4F01-B23C-4D5E6F7A8B9C}
 		{C7E8F9A0-DB1C-4234-E56F-7A8B9C0D1E2F} = {F4B5C6D7-A8E9-4F01-B23C-4D5E6F7A8B9C}
 		{FA0B1C2D-AE4F-4567-B89C-0D1E2F3A4B5C} = {E9A0B1C2-FD3E-4456-A78B-9C0D1E2F3A4B}
+		{B70064B4-3F59-6BFF-7299-0FEC79E17F67} = {F8B5E3A4-1C2D-4E5F-8B9A-1D2E3F4A5B6C}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {F40825F5-26A1-4E85-9D0A-B0121A7ED5F8}

docs/FEATURE_MATRIX.md

@@ -43,7 +43,7 @@
 - ✅ Result caching and performance profiling utilities
 - ✅ API documentation, tutorials, and release artifacts
 
-**See:** `docs/server/PHASE12_WEEK5_DOCUMENTATION_RELEASE.md` and `docs/release/PHASE12_RELEASE_NOTES.md` for final details.
+**See:** `docs/release/PHASE12_RELEASE_NOTES.md` and `docs/api/SharpCoreDB.Graph.Advanced.API.md` for final details.
 
 ---
 
@@ -53,22 +53,22 @@
 
 | Feature | Status | Version | Package | Notes |
 |---------|--------|---------|---------|-------|
-| Louvain Community Detection | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | Modularity optimization |
-| Label Propagation Community Detection | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | Fast propagation model |
-| Connected Components | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | O(n+m) structure analysis |
-| Betweenness Centrality | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | Bridge influence metric |
-| Closeness Centrality | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | Reachability metric |
-| Eigenvector Centrality | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | Influence propagation metric |
-| Clustering Coefficient | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | Local/global clustering |
-| Degree Centrality | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | Node connectivity metric |
-| K-Core Decomposition | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | Dense-subgraph discovery |
-| Clique Detection | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | Maximal clique search |
-| Triangle Detection | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | Triadic structure detection |
-| Graph SQL Functions | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | SQL-callable analytics layer |
-| GraphRAG Engine | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | Semantic + graph-aware retrieval |
-| GraphRAG Vector Integration | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | Vector similarity + ranking |
-| GraphRAG Result Cache | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | TTL-based cache support |
-| GraphRAG Performance Profiler | ✅ Complete | 2.0.0 | SharpCoreDB.Graph.Advanced | Benchmark and tuning support |
+| Louvain Community Detection | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | Modularity optimization |
+| Label Propagation Community Detection | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | Fast propagation model |
+| Connected Components | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | O(n+m) structure analysis |
+| Betweenness Centrality | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | Bridge influence metric |
+| Closeness Centrality | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | Reachability metric |
+| Eigenvector Centrality | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | Influence propagation metric |
+| Clustering Coefficient | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | Local/global clustering |
+| Degree Centrality | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | Node connectivity metric |
+| K-Core Decomposition | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | Dense-subgraph discovery |
+| Clique Detection | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | Maximal clique search |
+| Triangle Detection | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | Triadic structure detection |
+| Graph SQL Functions | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | SQL-callable analytics layer |
+| GraphRAG Engine | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | Semantic + graph-aware retrieval |
+| GraphRAG Vector Integration | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | Vector similarity + ranking |
+| GraphRAG Result Cache | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | TTL-based cache support |
+| GraphRAG Performance Profiler | ✅ Complete | 1.5.0 | SharpCoreDB.Graph.Advanced | Benchmark and tuning support |
 
 ---
 
@@ -335,7 +335,7 @@
 ### ✅ Integration Packages
 
 | Feature | Status | Version | Package | Notes |
-|---------|--------|---------|---------|-------|
+|---------|--------|---------|---------|
 | **Entity Framework Core** |
 | EF Core Provider | ✅ Complete | 1.5.0 | SharpCoreDB.EntityFrameworkCore | Full LINQ support |
 | Migrations | ✅ Complete | 1.5.0 | SharpCoreDB.EntityFrameworkCore | Code-first |
@@ -351,7 +351,7 @@
 ### 🚧 Network Server (Phase 11 — v1.5.0, In Progress)
 
 | Feature | Status | Version | Package | Notes |
-|---------|--------|---------|---------|-------|
+|---------|--------|---------|---------|
 | **Protocols** |
 | gRPC Protocol (HTTP/2 + HTTP/3) | ✅ Complete | 1.5.0 | SharpCoreDB.Server | Primary protocol, protobuf |
 | TCP Binary Protocol | ✅ Complete | 1.5.0 | SharpCoreDB.Server | High-performance wire protocol |
@@ -384,10 +384,10 @@
 | WebSocket Streaming Benchmark | ✅ Complete | 1.5.0 | SharpCoreDB.Server.Benchmarks | Real-time message throughput |
 | Connection Pool Benchmark | ✅ Complete | 1.5.0 | SharpCoreDB.Server.Benchmarks | Concurrent connections |
 | Benchmark Report Generation | ✅ Complete | 1.5.0 | SharpCoreDB.Server.Benchmarks | BenchmarkDotNet reports |
-| **Advanced GraphRAG (v2.0)** |
-| Community Detection | 📅 Planned | 2.0.0 | SharpCoreDB.Graph | Louvain algorithm |
-| Centrality Algorithms | 📅 Planned | 2.0.0 | SharpCoreDB.Graph | PageRank, betweenness |
-| GPU-Accelerated Traversal | 📅 Planned | 2.0.0 | SharpCoreDB.Graph | CUDA support |
+| **Advanced GraphRAG (future roadmap)** |
+| Community Detection | 📅 Planned | Future | SharpCoreDB.Graph | Louvain algorithm |
+| Centrality Algorithms | 📅 Planned | Future | SharpCoreDB.Graph | PageRank, betweenness |
+| GPU-Accelerated Traversal | 📅 Planned | Future | SharpCoreDB.Graph | CUDA support |
 
 ---
 

docs/RELEASE_READY_V1.5.0.md

@@ -15,6 +15,7 @@
 | **SharpCoreDB.Analytics** | 1.5.0 ✅ | Analytics | Phase 9 complete (100+ functions) |
 | **SharpCoreDB.VectorSearch** | 1.5.0 ✅ | Vector search | Phase 8 complete (HNSW indexing) |
 | **SharpCoreDB.Graph** | 1.5.0 ✅ | Graph traversal | Phase 6 complete (A* pathfinding) |
+| **SharpCoreDB.Graph.Advanced** | 1.5.0 ✅ | Graph advanced traversal | Phase 6 complete (A* pathfinding, region queries) |
 | **SharpCoreDB.Distributed** | 1.5.0 ✅ | Enterprise | Phase 10.2-10.3 (replication, 2PC) |
 | **SharpCoreDB.Provider.Sync** | 1.0.1 ✅ | Sync provider | Phase 10.1 (Dotmim.Sync integration) |
 
@@ -34,6 +35,7 @@
 ✅ `src/SharpCoreDB.Analytics/SharpCoreDB.Analytics.csproj` - Version → 1.5.0, Dependency → 1.5.0  
 ✅ `src/SharpCoreDB.VectorSearch/SharpCoreDB.VectorSearch.csproj` - Version → 1.5.0  
 ✅ `src/SharpCoreDB.Graph/SharpCoreDB.Graph.csproj` - Version → 1.5.0  
+✅ `src/SharpCoreDB.Graph.Advanced/SharpCoreDB.Graph.Advanced.csproj` - Version → 1.5.0  
 ✅ `src/SharpCoreDB.Distributed/SharpCoreDB.Distributed.csproj` - Version → 1.5.0  
 ✅ `src/SharpCoreDB.Provider.Sync/SharpCoreDB.Provider.Sync.csproj` - Version → 1.0.1  
 
@@ -83,6 +85,14 @@
 ✅ Pure managed C# 14
 ```
 
+### SharpCoreDB.Graph.Advanced v1.5.0
+```
+✅ Advanced graph traversal
+✅ A* pathfinding with region queries
+✅ ROWREF and NEXT adjacency
+✅ NativeAOT ready
+```
+
 ### SharpCoreDB.Distributed v1.5.0
 ```
 ✅ Multi-master replication (vector clocks)
@@ -132,6 +142,12 @@ Inherit metadata improvements from SharpCoreDB v1.5.0.
 Phase 6 complete: A* pathfinding with 30-50% improvement, lightweight graph traversal, NativeAOT ready.
 ```
 
+### SharpCoreDB.Graph.Advanced v1.5.0
+```
+Inherit metadata improvements from SharpCoreDB v1.5.0. 
+Phase 6 complete: A* pathfinding with region queries, advanced graph traversal, NativeAOT ready.
+```
+
 ### SharpCoreDB.Distributed v1.5.0
 ```
 Phase 10.2-10.3 complete - Multi-master replication with vector clocks, distributed transactions 
@@ -175,6 +191,7 @@ dotnet nuget push "bin/Release/SharpCoreDB.1.5.0.nupkg" -k <api-key> -s https://
 dotnet nuget push "bin/Release/SharpCoreDB.Analytics.1.5.0.nupkg" -k <api-key> -s https://api.nuget.org/v3/index.json
 dotnet nuget push "bin/Release/SharpCoreDB.VectorSearch.1.5.0.nupkg" -k <api-key> -s https://api.nuget.org/v3/index.json
 dotnet nuget push "bin/Release/SharpCoreDB.Graph.1.5.0.nupkg" -k <api-key> -s https://api.nuget.org/v3/index.json
+dotnet nuget push "bin/Release/SharpCoreDB.Graph.Advanced.1.5.0.nupkg" -k <api-key> -s https://api.nuget.org/v3/index.json
 dotnet nuget push "bin/Release/SharpCoreDB.Distributed.1.5.0.nupkg" -k <api-key> -s https://api.nuget.org/v3/index.json
 dotnet nuget push "bin/Release/SharpCoreDB.Provider.Sync.1.0.1.nupkg" -k <api-key> -s https://api.nuget.org/v3/index.json
 ```
@@ -194,6 +211,8 @@ All documentation already created:
 - ✅ `docs/INDEX.md` (updated)
 - ✅ `docs/DOCUMENTATION_SUMMARY_v1.5.0.md`
 - ✅ `docs/VERSION_UPDATE_SUMMARY_v1.5.0.md`
+- ✅ `docs/release/PHASE12_RELEASE_NOTES.md`
+- ✅ `docs/api/SharpCoreDB.Graph.Advanced.API.md`
 
 ---
 
@@ -216,7 +235,7 @@ All documentation already created:
 
 **Status:** ✅ READY FOR RELEASE
 
-All 6 NuGet packages updated to v1.5.0 with:
+All 7 NuGet packages updated to v1.5.0 with:
 - ✅ Version numbers updated
 - ✅ Release notes reflecting v1.5.0 improvements
 - ✅ Dependencies updated

docs/api/SharpCoreDB.Graph.Advanced.API.md

@@ -1,6 +1,6 @@
 # SharpCoreDB.Graph.Advanced API Reference
 
-**Version:** 2.0.0 (Phase 12 Complete)  
+**Version:** 1.5.0 (Phase 12 Complete)  
 **Target Framework:** .NET 10  
 **Language:** C# 14
 
@@ -580,7 +580,7 @@ All methods follow consistent error handling patterns:
 
 ## Version History
 
-- **2.0.0**: Complete GraphRAG implementation with vector search integration
+- **1.5.0**: Complete GraphRAG implementation with vector search integration
 - **1.0.0**: Initial graph analytics algorithms (community detection, metrics, subgraphs)
 - **0.1.0**: Foundation algorithms and data structures