@Kishalay Biswas Instead of trying "[root@sandbox-hdp ~]# mysql -u root" can you also add '-p' option as well in the command line as : # mysql -u root -p Enter password: hadoop https://community.hortonworks.com/questions/86949/error-1045-28000-access-denied-for-user-root.html . ... View more

Awesome @Kishalay Biswas! As the issue is resolved, hence it will be also great if you can mark this HCC thread as Answered by clicking on the "Accept" Button. That way other HCC users can quickly find the solution when they encounter the same issue. ... View more