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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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A collection of a same kind of entities is known as an Entity Set or entity type. Example: For the COLLEGE database defines earlier objects of concern are Students, Faculty,
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explain exhausitively the problems associated with er diagrams with ellustrations
1 - Serial RS232 comm port comunication 2 - NanoHTTPD serving a few processed pages 3 - System tray application to indicate status and access configuration forms 4 - SQLit
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