fix(monitor): diffTagKeys are empty when only one series in results (#23310)

2026-09-24 16:03:43 +08:00 · 2025-09-18 07:49:04 +08:00
parent d7f0a6f065
commit 614b13cd13
1 changed files with 4 additions and 0 deletions
@@ -164,6 +164,10 @@ func translateResponse(resp *Response, query *tsdb.Query) (*tsdb.QueryResult, er
 				}
 			}
 		}
+	} else if len(results) == 1 {
+		for tagKey := range results[0].Metric {
+			diffTagKeys.Insert(tagKey)
+		}
 	}

 	if !isUnionResult {