--Problem Description – --Ask by Subex --SQL Interview Questions – First and Last Call On the Same Day --Write an SQL query to report the Callerid,Recipientid of the users whose first and last calls on any day were with the --same person along with Datecalled column
--Restaurant Growth 7 Days Sales Average Problem Description – --You are the restaurant owner and you want to analyze a possible expansion (there will be at least one customer every day). --Write an SQL query to compute the moving average of how much the customer paid in a seven days window --(i.e., current day + 6 days before) --Return result table ordered by visited_on in ascending order.
--SQL interview series 12 ---Asked in most of intreview million dolar question ---No of rows/record generated by different types of join ---Joining Concept
