englefly opened a new pull request, #20340: URL: https://github.com/apache/doris/pull/20340
## Proposed changes 1. derive analytic node stats, add support for rank() 2. filter estimation stats derive updated. update row count of filter column. 3. use ColumnStatistics.orginal to replace ColumnStatistics.orginalNdv, where ColumnStatistics.orginal is the column statisics get from TableScan. TPCDS 70 on tpcds_sf100 improved from 23sec to 2 sec This pr has no performance downgrade on other tpcds queries and tpch queries. Issue Number: close #xxx <--Describe your changes.--> ## Further comments If this is a relatively large or complex change, kick off the discussion at [[email protected]](mailto:[email protected]) by explaining why you chose the solution you did and what alternatives you considered, etc... -- 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] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
