21. ZHANG3 3000 10
22.
23. SQL> select first_name from hr.t04315_vpd;
24.
25. FIRST_NAME
26. ----------
27. ZHANG3
28. LI4
29.
30. SQL> conn li4/oracle
31. Connected.
32. SQL> select * from hr.t04315_vpd;
34. FIRST_NAME SALARY DEPARTMENT_ID
35. ---------- ---------- -------------
36. LI4 4000 20
37.
38. SQL> select first_name from hr.t04315_vpd;
39.
40. FIRST_NAME
41. ----------
42. ZHANG3
43. LI4
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