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write a database program for concurrency transaction in a bank
Q. Describe how an ER schema can be represented by relation schemas and constraints arising from ER design can be mapped to constraints on a relation schema. The entity rela
A database for the Service and Maintenance (SM) section of a Computer sales and service Company has to be developed. SM gives after sales service to customers. SM branch has a numb
Hi, Do you offer private tuition for DBMS?
Which method is used to key transformation ? A hash method is used to key transformation.
A super key is an attribute or set of attributes used to recognize the records uniquely in a relation. For instance, in the Relation PERSON defines earlier PERSON_ID is a super
Three way to handle missing field val
What are three components of the schema architecture proposed by ANSI/SPARC? The three component schema architecture proposed by ANSI/SPARC is as given below: External sche
what characterizes the levels in RAID technology
The advantages of a database management system (DBMS) include :- Data integrity and elimination of duplication.
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