A、The underlying tables must have data.
B、You need SELECT privileges on the view.
C、The underlying tables must be in the same schema.
D、You need SELECT privileges only on the underlying tables.
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A、It is needed to identify a unique instance of an OSPF database. B、It is an optional parameter only necessary if multiple OSPF processes are used. C、It is locally significant. D、It is globally insignificant E、All routers in the same OSPF area must have the same process ID to exchange routing information.
A、a good dictionary should be bought B、buying a good dictionary is necessary C、you should buy a good dictionary D、it is necessary that you will buy a good dictionary
A、Pounds of force necessary to damage a container B、Total weight of a container and contents C、Weight of a container D、Weight of the contents of a container
A、A.They are not subject to permanent magnetism; no check is necessary B、B.Semiannually C、C.Annually D、D.Every five years
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