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Q6: ANSI defines four events that signal the
Q8: In subquery terminology,the first query in the
Q11: The PL/SQL block starts with the _
Q18: What are the factors affecting the purchasing
Q32: Disjoint subtypes are also known as _
Q48: _ query optimization takes place at compilation
Q51: The _ is a shared,reserved memory area
Q57: Subtypes that contain nonunique subsets of the
Q65: The detailed systems design phase includes all
Q72: In a database context,a(n)_ indicates the use