- False if the operand is an empty sequence or a Boolean false. - Otherwise, the value is true. The effective Boolean value can be computed for expressions that return a single Boolean value, a node ...

/* 1.write a SQL query to locate the details of customers with grade values above 100. Return customer_id, cust_name, city, grade, & salesman_id.*/ /* 2. Write a SQL query to find all the customers in ...