____ yields a vertical subset of a table.
A) PROJECT
B) SELECT
C) UNION
D) DIFFERENCE
Correct Answer:
Verified
Q22: _, also known as RESTRICT, yields values
Q30: _ logic, used extensively in mathematics, provides
Q37: A left outer join on tables CUSTOMER
Q38: The attribute B is _ the attribute
Q39: The relational database model enables you to
Q41: In an outer join,the matched pairs would
Q43: The _ constraint can be placed on
Q44: The _ is actually a system-created database
Q45: Controlled _ makes a relational database work.
A)
Q47: Referential _ means that if the foreign
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