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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:
What is system catalog or catalog relation? How is better known as? A RDBMS maintains a explanation of all the data that it contains, information about every relation and index
Hashed File Organisation Hashing is the most common form of purely random access to a database or file. It is also used to access columns that do not have an index as an optimi
Scenario: You are a freelance database designer who has just been contacted by a small software development company named Altair Software. The president of the company has asked
Why is need for the multiple access paths?
Define access time. Access time is the time from when a read or write request is issued to when data transfer starts.
what is lossless & dependency preserving decomposition ?
What is database utility? Database utility is the interface among the ABAP/4 Dictionary and the underlying the SAP system.
courier company er-diagram
Question 1 Discuss the classification of DBMS based on location of database Question 2 Explain with examples different SQL commands used for creating and deleting relations.
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