Pfizer Interview Question

What is inner, left and outer join?

Interview Answers

Anonymous

Feb 12, 2021

use a venn diagram. inner join is the intersection. left join should include all records with key on the left table. same goes for right join

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Anonymous

Jun 13, 2017

A bag contains different colors of marbles. Write a function to manipulate the probability of a red marble.

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Anonymous

Jun 17, 2017

A bag containing different colors

1