feat: support Tablestore vector database (#16601)

Co-authored-by: xiaozhiqing.xzq <xiaozhiqing.xzq@alibaba-inc.com>

api/tests/integration_tests/vdb/tablestore/test_tablestore.py

@@ -0,0 +1,34 @@
+import os
+
+from core.rag.datasource.vdb.tablestore.tablestore_vector import (
+    TableStoreConfig,
+    TableStoreVector,
+)
+from tests.integration_tests.vdb.test_vector_store import (
+    AbstractVectorTest,
+    setup_mock_redis,
+)
+
+
+class TableStoreVectorTest(AbstractVectorTest):
+    def __init__(self):
+        super().__init__()
+        self.vector = TableStoreVector(
+            collection_name=self.collection_name,
+            config=TableStoreConfig(
+                endpoint=os.getenv("TABLESTORE_ENDPOINT"),
+                instance_name=os.getenv("TABLESTORE_INSTANCE_NAME"),
+                access_key_id=os.getenv("TABLESTORE_ACCESS_KEY_ID"),
+                access_key_secret=os.getenv("TABLESTORE_ACCESS_KEY_SECRET"),
+            ),
+        )
+
+    def get_ids_by_metadata_field(self):
+        ids = self.vector.get_ids_by_metadata_field(key="doc_id", value=self.example_doc_id)
+        assert ids is not None
+        assert len(ids) == 1
+        assert ids[0] == self.example_doc_id
+
+
+def test_tablestore_vector(setup_mock_redis):
+    TableStoreVectorTest().run_all_tests()