feat: absent function in PromQL (#263)

Signed-off-by: Ruihang Xia <waynestxia@gmail.com>
2025-08-04 01:27:00 -07:00
parent a6ce3ceb46
commit cc56a6cdac
5 changed files with 3935 additions and 20 deletions
@@ -89,3 +89,23 @@ message ScalarCalculate {
  // Column name of field column
  string field_column = 7;
 }
+
+message Absent {
+  // Start timestamp in millisecond
+  int64 start = 1;
+  // End timestamp in millisecond
+  int64 end = 2;
+  // Step in millisecond
+  int64 step = 3;
+  // Column name of time index column
+  string time_index_column = 4;
+  // Column name of value column
+  string value_column = 5;
+  // Fake labels as key-value pairs
+  repeated LabelPair fake_labels = 6;
+}
+
+message LabelPair {
+  string key = 1;
+  string value = 2;
+}