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Which of the following command in DBMS is sued to remove a rout from a table, yet keeping the structure of row?
A B-tree is used to store as an index for a larger database table that has four levels including the roots nodes. If a new key is inserted in this index, then the maximum number of nodes that would be newly created in the process are
In DBMS, having clause doesn't perform function
In DBMS cardinality of relationship is defined by
Which of the following is Not correct about having clause
Entity Relationship Model was is _____ proposed by
Actual data stored in DBMS at a particular moment of time is called
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