A 11 A 21
B 12 C 22
C 13 D 23
The following results are desired:
C1 C2 CX CY
----- ----- ---- -----
A 11 A 21
C 13 C 22
-- -- D 23
Which of the following joins will yield the desired results?
A. SELECT*FROM tab1 INNER JOIN tab2 ON c1=cx
B. SELECT*FROM tab2 FULL OUTER JOIN tab1 ON c1=cx
C. SELECT*FROM tab2 RIGHT OUTER JOIN tab1 ON c1=cx//左连接
D. SELECT*FROM tab1 RIGHT OUTER JOIN tab2 ON c1=cx
?C 13. What does the following statement do?
GRANT REFERENCES (col1) ON TABLE tt1TO user7
A. Gives USER7 the ability to refer to column COL1of table T.T1 in views or select statements
B. Gives USER7 the ability to refer to column COL1of table T.T1 on user-defined function calls
C. Gives USER7 the ability to define referential integrity on table T.T1 using column COL1 as the parent key
D. Gives USER7 the ability to define referential integrity on table T.T1 using column COL1 as the foreign key
D 14. A developer is building a Solaris application that will access DB2 UDB for OS/390 or OS/400 servers.
Which of the following products is required to be installed on the Solaris system in order to build the application?
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