wu-sheng commented on code in PR #11194: URL: https://github.com/apache/skywalking/pull/11194#discussion_r1287313101
########## docs/en/api/metrics-query-expression.md: ########## @@ -206,3 +206,22 @@ aggregate_labels(total_commands_rate, SUM) ### Result Type The ExpressionResultType of the aggregateLabels operation is TIME_SERIES_VALUES. + +## ViewAsSequence Operation +ViewAsSequence operation searches for expressions in the given list from start to end and returns the expression that not empty. Review Comment: ```suggestion ViewAsSequence operation represents the first not-null metric from the listing metrics in the given prioritized sequence(left to right). It could also be considered as a `short-circuit` of given metrics for the first value existing metric. ``` -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
