多选题
A You can use this feature to identify the committed versions of the rows， but not the uncommitted versions.
B You can use this feature to identify the versions of V$ views.
C You can use this feature to identify the inserts， deletes， and updates performed on a particular row but not the data definition language （DDL） operations performed on the table.
D You can use this feature for a table only if row movement is enabled for the table.
E You can use this feature to identify the versions of external and fixed tables.
正确答案
答案解析
略
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