13-27. Consider the four parts databases in Figure 13-9. a. Write an SQL statement that will increase the Balance in PartNumber 98765 in Tulsa Parts by 20 percent and another SQL statement that will decrease the Balance in PartNumber 12345 in New York Parts by 20 percent. b. Indicate whether the statement you wrote in part a is acceptable under each of the following: Remote unit of work Distributed unit of work Distributed request

PLEASE ANSWER PART B AS WELL. THANKS!

13-27. Consider the four parts databases in Figure 13-9. a. Write an SQL statement that will increase the Balance in PartNumber 98765 in Tulsa Parts by 20 percent and another SQL statement that will decrease the Balance in PartNumber 12345 in New York Parts by 20 percent.

b. Indicate whether the statement you wrote in part a is acceptable under each of the following: Remote unit of work Distributed unit of work Distributed request

San Mateo Tulsa New York San MatooEnginooring Standard Parts Price List Tulsa Accounting Standard Parts Now York Customers Standard Price List Parts Price List Parts FIGURE 13-9 Hybrid data distribution strategy Source: Based on Database Programming &Design, April 1989, Vol. 2, No. 4 San Mateo Tulsa New York San MatooEnginooring Standard Parts Price List Tulsa Accounting Standard Parts Now York Customers Standard Price List Parts Price List Parts FIGURE 13-9 Hybrid data distribution strategy Source: Based on Database Programming &Design, April 1989, Vol. 2, No. 4