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Zachery Chen from Taiwan is saying Keep its logical structure hidden from users is correct answer
Shourya Singh Rawat from India is saying Keeps its physical structure hidden from users is correct answer
Padmapriya from Chennai, India is saying Keeps its physical structure hidden from users is correct answer
zemenfes hailemariam from Ethiopia is saying Can not hide sensitive information from users is correct answer
Imran Ali from Rawalpindi, Pakistan is saying Keep its logical structure hidden from users is correct answer
Related Questions
What is the result of the following SQL statement ?
SELECT A.Employee_Name, B.Spouse_Name
FROM Employee A LEFT OUTER JOIN Spouse B
ON A. Employee_ID = B.Employee_ID
- [A] A list of employee�??s spouses
- [B] A list of all employees that have spouses, with spouse names included in the list
- [C] A list of all employee�??s names, including the name of their spouse if they have one
- [D] Two lists : One list of employees, the other of spouses
Which of the following modifications may not succeed?
- [A] Changing a column data type from char to date
- [B] Changing a column data type from numeric to char
- [C] Both of the above actions should succeed.
- [D] Neither of the above actions will succeed.
The ............ operator preserves unmatched rows of the relations being joined.
- [A] Inner join
- [B] Outer join
- [C] union
- [D] Union join
The concept of data independence is similar to the concept of ?
- [A] Data Type
- [B] Abstract data type
- [C] Consolidation
- [D] Isolation
............. is a special type of stored procedure that is automatically invoked whenever the data in the table is modified
- [A] Procedure
- [B] Trigger
- [C] cursor
- [D] none