問題詳情
QUESTION 88You have a table with the following definition:CREATE TABLE long_tab( id NUMBER)long_col LONG)You need to convert the LONG_COL column from a LONG data type to a LOB data type. Which statement accomplish this task?
(A)AKTER TABLE long_tabMODIFY (LONG_COL CLOB);
(B)EXECUTE dbms_lob.migrate(long_tab, long_col, clob)
(C)EXECUTE dbms_manage.lob.migrate(long_tab, long_col, clob)
(D)EXECUTE utl_lob.migrate(long_tab, long_col, clob)
(E)EXECUTE utl_manage_lob.migrate(long_tab, long_col, clob)
參考答案
答案：A
難度：非常困難0
統計：A(0),B(0),C(0),D(0),E(0)