Question 43: Suppose you have following table definition

CREATE TABLE HADOOPEXAM (

id uuid,

t_id timeuuid,

cours_id uuid,

name text,

description text,

price int

primary key ((id,cours_id), t_id));

What is the Cluster key overhere

1. id
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Correct Answer: 2

Explanation: Following are different variations of primary keys. Please note that COL1, COL2, COL3,a¦ and so on represent columns in the table.

COL1: primary key has only one partition key and no cluster key.

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