chore: better error message for unsupported data type (#3371)

Signed-off-by: BubbleCal <[email protected]>
lancedb · Jan 13, 2025 · 47b0b6c · 47b0b6c
1 parent 167494c
commit 47b0b6c
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/rust/lance/src/index/vector/ivf.rs b/rust/lance/src/index/vector/ivf.rs
@@ -1724,7 +1724,11 @@ async fn train_ivf_model(
             .await
         }
         _ => Err(Error::Index {
-            message: "Unsupported data type".to_string(),
+            message: format!(
+                "Unsupported data type {} with distance type {}",
+                values.data_type(),
+                distance_type
+            ),
             location: location!(),
         }),
     }