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Synonyms It allows short names or alternative names for objects.
Example:
CREATE SYNONYM D30
FOR EMPD30;
Now if we give command:
SELECT * FROM D30;
NAME
MINSAL
MAXSAL
AVGSAL
---------------------
------------
-------------
--------------
ACCOUNTING
1300
5000
2916.6667
RESEARCH
800
3000
2175
SALES
950
2850
1566.6667
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Key to represent relationship amongs tables is called ? A Key that represent the relationship between tables is called Foreign Key.
Multiple-mode locks : It offers two locks: exclusive locks and shared locks. But why do we require these two locks? There are a lot of transactions in the database system that neve
write an SQL statement to create the database in MYSQL server
Draw an E_R Model for the following: An organization uses number of items of a equipment to generates goods. Each item is at one LOCATION, of one TYPE and has a DETAILED_DISCRI
Define what Immediate database modification technique uses? Ans: Both undo and redo.
Submit SQL SELECT Statements to demonstrate several reports off your database, according to the following guidelines: You must submit at least 5 SELECT Statements. Each
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