fix import

cozo-core/src/runtime/db.rs

@@ -245,8 +245,8 @@ impl<'s, S: Storage<'s>> Db<S> {
                                 .iter()
                                 .map(proc_col)
                                 .try_collect()?;
-                            let v_store =
-                                handle.encode_val_for_store(&Tuple(vals), Default::default())?;
+                            let v_store = handle
+                                .encode_val_only_for_store(&Tuple(vals), Default::default())?;
                             tx.tx.put(&k_store, &v_store)?;
                         }
                     }
@@ -340,8 +340,8 @@ impl<'s, S: Storage<'s>> Db<S> {
                                     col.typing.coerce(DataValue::from(v))
                                 })
                                 .try_collect()?;
-                            let v_store =
-                                handle.encode_val_for_store(&Tuple(vals), Default::default())?;
+                            let v_store = handle
+                                .encode_val_only_for_store(&Tuple(vals), Default::default())?;
                             tx.tx.put(&k_store, &v_store)?;
                         }
                     }

cozo-core/src/runtime/relation.rs

@@ -149,6 +149,15 @@ impl RelationHandle {
             .unwrap();
         Ok(ret)
     }
+    pub(crate) fn encode_val_only_for_store(
+        &self,
+        tuple: &Tuple,
+        _span: SourceSpan,
+    ) -> Result<Vec<u8>> {
+        let mut ret = self.encode_key_prefix(tuple.0.len());
+        tuple.0.serialize(&mut Serializer::new(&mut ret)).unwrap();
+        Ok(ret)
+    }
     pub(crate) fn ensure_compatible(&self, inp: &InputRelationHandle) -> Result<()> {
         let InputRelationHandle { metadata, .. } = inp;
         // check that every given key is found and compatible