EmmyMiao87 commented on issue #6370: URL: https://github.com/apache/incubator-doris/issues/6370#issuecomment-896046939
> 1 Currently, how much column statistics we need to collect in total? In addition to the column listed above. In the first stage, we only collect these column statistics listed above. Is there anything you want to add? > 2 Does the current design have good scalability? For example, I want to add a new column statistic, named `avg_char_len`, how to make it a lightweight operation. It seems that we need to do a schema change in current design. Although the column statistical information listed here is in the form of a table structure, it is not actually a real table. So there is no need for schema change -- 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]
