liuneng1994 opened a new pull request, #5498: URL: https://github.com/apache/incubator-gluten/pull/5498
## What changes were proposed in this pull request? Speed up mergetree metadata reloading. The principle is to increase the writing speed of metadata through the thread pool. The default thread pool size is minimum 10, which can be specified through `spark.gluten.sql.columnar.backend.ch.runtimesettings.max_threads` ``` 2000+parts before: runTPCHQueryBySQL cost time: 136886 ms after: runTPCHQueryBySQL cost time: 12017 ms ``` ## How was this patch tested? manual tests (If this patch involves UI changes, please attach a screenshot; otherwise, remove this) -- 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]
