Related Questions

What is the purpose of the clear() method for lists and tuples?
What is the purpose of the reverse() method for lists and tuples?
What is the purpose of the count() method for lists and tuples?
SQL allows duplicate tuples in relations, and correspondingly defines the multiplicity of tuples in the result of joins. Which one of the following queries always gives the same answer as the nested select * from R where a in (select S.a from S)