ozankabak commented on PR #7793: URL: https://github.com/apache/arrow-datafusion/pull/7793#issuecomment-1764336419
Maybe an example involving selectivity will help: We often end up with an approximate point-wise estimate of selectivity that we get from input/output rows, but we have no rigorous bounds on it. The "inexact" mechanism comes into play when we use such a selectivity in any downstream calculations. -- 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]
