Write query "Rerange the data in ascendimg order based on the cost of the book"

Update table purchaseOrder, set column orderStateld equal to subquery a. (select column id from table orderstate where state equals "Payment sent") 3 Alter table supplierTransaction add column paymentDate as data type date, not null, default value of (CURRENT_DATE) (Note: the parenthesis MUST be included) Insert into table supplierTransaction, columns purchaseOrderId and total result set returned from query a. Select columns id and total from table purchaseOrder where column orderStateld is equal to subquery i. (select column id from table orderState where column state is equal to "Payment sent") Write Test Case 2 as a SQL join query to do the following a. Select supplierName from table supplier as Supplier b. Select purchaseOrderld from table supplierTransaction as “Purchase Order" c. Select description from table product as Product d. Select total from table purchaseOrder as “Product Total" e. Join tables şupplierTransaction, purchaseOrder, supplier, product f. Order by column…

Create a function to increment the salary of employees of an organization by 15%, and for employees with department ID 100 give another 10% hike on the updated salary. Also, write the query to update the salary of all records of the salary column in the employee table using the created function. In PL/SQL

How can Oracle 12c determine whether clauses of a SELECT statement belong to an outer query or a subquery?