community: add delete method to rocksetdb vectorstore to support recordmanager (#17030)

- **Description:** This adds a delete method so that rocksetdb can be
used with `RecordManager`.
  - **Issue:** N/A
  - **Dependencies:** N/A
  - **Twitter handle:** `@_morgan_adams_`

---------

Co-authored-by: Rockset API Bot <admin@rockset.io>

libs/community/langchain_community/vectorstores/rocksetdb.py

@@ -6,6 +6,7 @@ from typing import Any, Iterable, List, Optional, Tuple
 
 from langchain_core.documents import Document
 from langchain_core.embeddings import Embeddings
+from langchain_core.runnables import run_in_executor
 from langchain_core.vectorstores import VectorStore
 
 logger = logging.getLogger(__name__)
@@ -332,3 +333,19 @@ LIMIT {str(k)}
             data=[DeleteDocumentsRequestData(id=i) for i in ids],
             workspace=self._workspace,
         )
+
+    def delete(self, ids: Optional[List[str]] = None, **kwargs: Any) -> Optional[bool]:
+        try:
+            if ids is None:
+                ids = []
+            self.delete_texts(ids)
+        except Exception as e:
+            logger.error("Exception when deleting docs from Rockset: %s\n", e)
+            return False
+
+        return True
+
+    async def adelete(
+        self, ids: Optional[List[str]] = None, **kwargs: Any
+    ) -> Optional[bool]:
+        return await run_in_executor(None, self.delete, ids, **kwargs)