Re: [PR] handling window frame selection in case of same bound kind (druid)
kgyrtkirk commented on code in PR #16231: URL: https://github.com/apache/druid/pull/16231#discussion_r1549450440 ## processing/src/main/java/org/apache/druid/query/rowsandcols/semantic/DefaultFramedOnHeapAggregatable.java: ## @@ -434,7 +434,9 @@ private AppendableRowsAndColumns computeCumulativeAggregates(AggregatorFactory[] // a specialized implementation of this interface against, say, a Frame object that can deal with arrays instead // of trying to optimize this generic implementation. Object[][] results = new Object[aggFactories.length][numRows]; -int resultStorageIndex = 0; + +// if the upper offset is -ve, then we need to ignore those many rows prior to the current row +int resultStorageIndex = -1 * Math.min(upperOffset, 0); Review Comment: nit: why not use an unary `-` ? -- 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: commits-unsubscr...@druid.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org - To unsubscribe, e-mail: commits-unsubscr...@druid.apache.org For additional commands, e-mail: commits-h...@druid.apache.org
Re: [PR] handling window frame selection in case of same bound kind (druid)
kgyrtkirk commented on code in PR #16231: URL: https://github.com/apache/druid/pull/16231#discussion_r1549445767 ## processing/src/main/java/org/apache/druid/query/rowsandcols/semantic/DefaultFramedOnHeapAggregatable.java: ## @@ -187,7 +187,7 @@ public AggInterval next() groupToRowIndex(relativeGroupId(1)) ), Interval.of( - groupToRowIndex(relativeGroupId(-lowerOffset)), + groupToRowIndex(relativeGroupId(lowerOffset < 0 ? lowerOffset : -lowerOffset)), Review Comment: this doesn't look right - this is effectively: `-Math.abs(lowerOffset)` this part was already working with relative offsets ; so I think it should be simply `relativeGroupId(lowerOffset)` - didn't that worked? -- 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: commits-unsubscr...@druid.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org - To unsubscribe, e-mail: commits-unsubscr...@druid.apache.org For additional commands, e-mail: commits-h...@druid.apache.org
[PR] handling window frame selection in case of same bound kind (druid)
sreemanamala opened a new pull request, #16231: URL: https://github.com/apache/druid/pull/16231 ### Description This PR aims to handle the following cases in window frame selection `rows between unbounded preceding and x preceding rows between x following and unbounded following rows between x preceding and y preceding rows between x following and y following` # Key changed/added classes in this PR * `DefaultFramedOnHeapAggregatable.java` * `DruidSqlValidator.java` * `Windowing.java` This PR has: - [ ] been self-reviewed. - [ ] using the [concurrency checklist](https://github.com/apache/druid/blob/master/dev/code-review/concurrency.md) (Remove this item if the PR doesn't have any relation to concurrency.) - [ ] added documentation for new or modified features or behaviors. - [ ] a release note entry in the PR description. - [ ] added Javadocs for most classes and all non-trivial methods. Linked related entities via Javadoc links. - [ ] added or updated version, license, or notice information in [licenses.yaml](https://github.com/apache/druid/blob/master/dev/license.md) - [ ] added comments explaining the "why" and the intent of the code wherever would not be obvious for an unfamiliar reader. - [ ] added unit tests or modified existing tests to cover new code paths, ensuring the threshold for [code coverage](https://github.com/apache/druid/blob/master/dev/code-review/code-coverage.md) is met. - [ ] added integration tests. - [ ] been tested in a test Druid cluster. -- 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: commits-unsubscr...@druid.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org - To unsubscribe, e-mail: commits-unsubscr...@druid.apache.org For additional commands, e-mail: commits-h...@druid.apache.org