QUESTION: 1

Examine these statements:
SET collation_connection=utf8mb4_0900_as_cs;
SELECT STRCMPCAlice', UCASE ('Alice* )) ;
What is displayed?

0
ERROR: 1267 (HYOOO): Illegal mix of collations
-1
NULL
1

Answer(s): C

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QUESTION: 2

Examine these commands and output:

Which is true?

Existing emp_vuL is dropped and a new emp_vu1 created with the new definition.
A new view is created because the previous was dropped on execution of the drop table statement.
It returns an error because the CREATE TABLE statement automatically recreated the view.
It returns an error because the DROP TABLE statement did not drop the view.

Answer(s): D

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QUESTION: 3

Which select statement returns true?

SELECT NULL <> NULL;
SELECT NULL <=> NULL;
SELECT NULL = NULL;
SELECT NULL := NULL;

Answer(s): B

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Examine the structure of the emp table:

Examine the structure of the emp_vu1 view based on the emp table:

Now, examine this statement:
mysq1> INSERT INTO emp_vul VALUES ('Alice',20000) ;
What is true about executing the statement?

It inserts a row in the emp table.
It returns an error because an insert operation is not allowed on views.
It inserts a row in the view only.
It returns an error because the PRIMARY ACCOUNT column is not selected for the view definition.

Answer(s): A

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Free Oracle 1Z0-909 Exam Braindumps (page: 2)

Pass your MySQL 8.0 Database Developer exam with these free Actual Questions and Answers

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