Aug 23, 2017 · If you only want to keep more columns than you're dropping put a "~" before the .isin statement to select every column except the ones you want.

Sep 28, 2013 · I want to drop all the columns whose name contains the word "Test". The numbers of such columns is not static but depends on a previous function.

Mar 24, 2021 · I tried to refresh the connection just now but still see 87 of the 298 columns. Are there any settings I can change to ensure that all 298 ...