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Oracle Questions and Answers (Q&A)

C. Block, English Professor
Answered: Dec 14, 2018
In order to produce an output that states Dear Customer customer_name with the customer_name data values come from the CUSTOMER_NAME column in the CUSTOMERS table, they need to SELECT Dear...Read More

2 Answers

1435 views
H. callum, Content Writer
Answered: Feb 07, 2019
In PL/SQL, an error condition is called an exception. Exceptions can be internally defined (by the runtime system) or user defined. Examples of internally defined exceptions include division by...Read More

2 Answers

1202 views
John Smith
Answered: Oct 22, 2020
SELECT ename, salary12 "Annual Salary" FROM employees;

1 Answer

721 views
John Smith
Answered: Oct 22, 2020
D. ALTER TABLE students ADD CONSTRAINT stud_id_pk PRIMARY KEY (student_id);

1 Answer

600 views
M. Krasinski, Content Writer
Answered: Jul 20, 2018
You can join n tables (all having single column primary keys) in an SQL statement by specifying a minimum of n-1 join conditions. The columns in the join condition should coincide with each...Read More

2 Answers

513 views
G.Carol
Answered: Feb 19, 2018
Different keywords can be taken out of text and portrayed as a summary. It allows readers to understand the context easily without having to go through all the reading. For instance, when you...Read More

2 Answers

461 views
RubiyaSameen
Answered: Oct 22, 2020
The sort is in ascending by order by default.
The ORDER BY clause comes last in the SELECT statement.

1 Answer

422 views
L.Steven
Answered: Jan 07, 2018
The statement which shows the view definition of the view EMP_VIEW that is created based on the table EMP is given as: SELECT text FROM user_views WHERE view_name = EMP_VIEW. Oracle Corporation...Read More

2 Answers

408 views
John Smith
Answered: Oct 22, 2020
SELECT LOWER (TRIM ( H FROM Hello World )) FROM dual;

1 Answer

405 views
T. Moore, Writer
Answered: Jan 17, 2019
Based on the given structure, I know of two statements that will have the ability to insert a row into the table. The first one is letter A. The other statement that will have the ability to...Read More

2 Answers

399 views

Answered: Oct 22, 2020
SELECT last_name FROM employees WHERE last_name LIKE %A&092;_B% ESCAPE &092; ;

1 Answer

299 views
John Smith
Answered: Oct 22, 2020
You cannot roll back this statement.
All pending transactions are committed
All data in the table is deleted, and the table structure is also deleted

1 Answer

285 views
John Smith
Answered: Oct 22, 2020
The SELECT statement returns more than one row.
The SELECT statement does not have a WHERE clause.

1 Answer

270 views
A. Cook, English Professor
Answered: Sep 02, 2019
SAP is a well-known acronym that comes up when dealing with data processing. The acronym "SAP" simply means "Systems, Applications, and Products." SAP is majorly used in Enterprise Resource...Read More

2 Answers

260 views
John Adney
Answered: Apr 14, 2017

SELECT employee_id, last_name, job_id FROM employees WHERE job_id LIKE %SA\_% ESCAPE ;

2 Answers

258 views

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