1 votes 1 votes Databases databases sql + – Rahul Jain25 asked Oct 5, 2016 Rahul Jain25 313 views answer comment Share Follow See 1 comment See all 1 1 comment reply Rahul Jain25 commented Oct 5, 2016 reply Follow Share explaination of above queires step by step would be helpful 0 votes 0 votes Please log in or register to add a comment.