Hi Jinseong, Do not paste the image to apache email directly, this is not supported. As an attachment file is a good way.
> 2021年5月3日 下午8:22，[email protected] 写道： > > Dear User Supporter. > > I have 1 question about deleting dataset in Drill Explorer. > I checked https://drill.apache.org/docs/alter-system/ > <https://drill.apache.org/docs/alter-system/> and DROP TABLE can remove > dataset from database. > > So I tried to delete 0_0_144_1.csv in below tree and wrote SQL as follows. > > > > > > > There were no error in executing SQL so it is hard to me why 0_0_144_1.csv > folder and its subcategory file cannot be deleted. > It is very appreciated if I can get feedback to delete specific files from > database. > > Many thanks in advance, > > Jinseong
