feat(python,node): support with_row_id in Python and remote (#1784)

Needed to support hybrid search in Remote SDK.

python/python/lancedb/query.py

@@ -1339,6 +1339,13 @@ class AsyncQueryBase(object):
         self._inner.fast_search()
         return self
 
+    def with_row_id(self) -> AsyncQuery:
+        """
+        Include the _rowid column in the results.
+        """
+        self._inner.with_row_id()
+        return self
+
     def postfilter(self) -> AsyncQuery:
         """
         If this is called then filtering will happen after the search instead of

python/python/tests/test_query.py

@@ -331,6 +331,12 @@ async def test_query_async(table_async: AsyncTable):
     # Also check an empty query
     await check_query(table_async.query().where("id < 0"), expected_num_rows=0)
 
+    # with row id
+    await check_query(
+        table_async.query().select(["id", "vector"]).with_row_id(),
+        expected_columns=["id", "vector", "_rowid"],
+    )
+
 
 @pytest.mark.asyncio
 async def test_query_to_arrow_async(table_async: AsyncTable):