Slip 15 - C) Consider the following entities and their relationships. Create a RDB in 3 NF with appropriate data types and Constraints. [15 Marks] Plan (plan_no, plan_name, nooffreecalls, freecalltime, fix_amt) Customer (cust_no, cust_name, mobile_no) Relation between Plan and Customer is One to Many. Constraint: Primary key, fix_amt should be greater than 0. Consider the above tables and execute the following queries: 1. Display the details of plan who has taken by “Mr. Patil”. 2. Update the mobile No of customer to 7020079536 whose name is “Mr Roy” and plan is “Go Max”.