【多选题】
A <{p}>A view must only
refer to tables in its defining query.<{br/}><{/p}>
B <{p}>The WITH CHECK clause
prevents certain rows from being displayed when querying the view<{br/}><{/p}>
C <{p}>Views can be updated
without the need to re-grant privileges on the view<{br/}><{/p}>
D <{p}>The WITH CHECK clause prevents certain rows from being
updated or inserted in the<{/p}><{p}>underlying<{span style="font-size: 1em;"}>table through the view.<{/span}><{/p}>
E <{p}>Views can be indexed<{br/}><{/p}>
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