alamb opened a new pull request, #16157: URL: https://github.com/apache/datafusion/pull/16157
## Which issue does this PR close? <!-- We generally require a GitHub issue to be filed for all bug fixes and enhancements and this helps us generate change logs for our releases. You can link an issue to this PR using the GitHub syntax. For example `Closes #123` indicates that this PR will close issue #123. --> - Related to https://github.com/apache/datafusion/issues/15908 from @davisp ## Rationale for this change As [noted](https://github.com/apache/datafusion/pull/16080#pullrequestreview-2852069846) by @davisp it was not clear that statistics are not collected by default for ListingTables which has a potentially substantial negative impact on performance. Let's at least document this ## What changes are included in this PR? Document when statistics are (not) collected and add notes about how to enable them ## Are these changes tested? Yes by CI ## Are there any user-facing changes? <!-- If there are user-facing changes then we may require documentation to be updated before approving the PR. --> <!-- If there are any breaking changes to public APIs, please add the `api change` label. --> -- 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: github-unsubscr...@datafusion.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For additional commands, e-mail: github-h...@datafusion.apache.org
