Question 45: You have below tables defined with all the default Cassandra behavior. This table is empty

CREATE TABLE HADOOEXAM (

 COURSE_TITLE text,

COURSE_ADDED_YEAR int,

COURSE_ADDED_DATE timestamp,

COURSE_DETAIL text,

USER_ID UUID,

COURSE_ID TIMEUUID,

PRIMARY KEY ((COURSE_TITLE)));

Now you fire the following query

UPDATE HADOOEXAM

SET COURSE_DETAIL ='HadoopExam Learning Resources'

WHERE COURSE_TITLE='CASSANRA' ;

What would happen?

1. It will throw error as there is no matching data
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Correct Answer: 2

Explanation: Yes, it will insert a new record. As Cassandra default behavior does not do read before write.

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