realno commented on issue #1545: URL: https://github.com/apache/arrow-datafusion/issues/1545#issuecomment-1010709371
@liukun4515 I have added more functions and am planning to add a few in the next few days. Here are the list, please add as tasks: covar(col1, col2): calculate the covariance (sample) of col1 and col2 covar_samp(col1, col2): calculate the covariance (sample) of col1 and col2 covar_pop(col1, col2): calculate the covariance (population) of col1 and col2 corr(col1, col2): calculate the correlation coefficient (sample) of col1 and col2 corr_samp(col1, col2): calculate the correlation coefficient (sample) of col1 and col2 corr_pop(col1, col2): calculate the correlation coefficient (population) of col1 and col2 median(col1): calculate the median of col1 -- 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]
