feat: add VectorChord support and VCHORDRQ index type 🎉

- Introduced VectorChord as a new database type in the DB enum.
- Added VCHORDRQ as a new index type in the IndexType enum.

Author: R3gardless

vectordb_bench/backend/clients/__init__.py

@@ -59,6 +59,7 @@ class DB(Enum):
     Zvec = "Zvec"
     Endee = "Endee"
     Lindorm = "Lindorm"
+    VectorChord = "VectorChord"
 
     @property
     def init_cls(self) -> type[VectorDB]:  # noqa: PLR0911, PLR0912, C901, PLR0915
@@ -246,6 +247,11 @@ def init_cls(self) -> type[VectorDB]:  # noqa: PLR0911, PLR0912, C901, PLR0915
 
             return LindormVector
 
+        if self == DB.VectorChord:
+            from .vectorchord.vectorchord import VectorChord
+
+            return VectorChord
+
         msg = f"Unknown DB: {self.name}"
         raise ValueError(msg)
 
@@ -435,6 +441,11 @@ def config_cls(self) -> type[DBConfig]:  # noqa: PLR0911, PLR0912, C901, PLR0915
 
             return LindormConfig
 
+        if self == DB.VectorChord:
+            from .vectorchord.config import VectorChordConfig
+
+            return VectorChordConfig
+
         msg = f"Unknown DB: {self.name}"
         raise ValueError(msg)
 
@@ -601,6 +612,11 @@ def case_config_cls(  # noqa: C901, PLR0911, PLR0912, PLR0915
 
             return _lindorm_vector_case_config.get(index_type)
 
+        if self == DB.VectorChord:
+            from .vectorchord.config import _vectorchord_case_config
+
+            return _vectorchord_case_config.get(index_type)
+
         # DB.Pinecone, DB.Redis
         return EmptyDBCaseConfig
 

vectordb_bench/backend/clients/api.py

@@ -42,6 +42,7 @@ class IndexType(StrEnum):
     GPU_IVF_PQ = "GPU_IVF_PQ"
     GPU_CAGRA = "GPU_CAGRA"
     SCANN = "scann"
+    VCHORDRQ = "vchordrq"
     SCANN_MILVUS = "SCANN_MILVUS"
     Hologres_HGraph = "HGraph"
     Hologres_Graph = "Graph"