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The ____ special operator is used to check whether an attribute value is null.
Q1: Oracle recommends _ for creating audit logs.<br>A)
Q12: The _ table space is used as
Q13: To work with the data,the DBMS must
Q17: A(n)_ key can be described as a
Q25: A(n)_ join returns all rows with matching
Q49: How do you delete a table from
Q75: An example of denormalization is using a
Q76: In a real-world environment,we must strike a
Q85: _ attributes can have many values.<br>A) Composite<br>B)
Q88: Before converting a table into 3NF,it is