Every Relational Database Can Be Described by XML And, Similarly

Q6: The _ operation is used to remove

Q7: The database _ is a collection of

Q8: XML is intuitive because it is a

Q9: What operation takes rows from one table

Q10: The logical database shows the user the

Q12: A technique called Query By Example (QBE)

Q13: What operation combines two tables based on

Q14: Relationships connect rows of one table with

Q15: Assume that you use the Product operation

Q16: The rules for producing XML encodings of