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properties of derirable decomposition
Benefits of Hashed file Organisation 1. Insertion or search on hash-key is quick. 2. Best if equality search is required on hash-key. Drawbacks of Hashed file
Question 1 Draw a Data Flow Diagram for a University scenario Question 2 Discuss the following with suitable examples Relational Algebra Operators Database Pla
Aggregation Aggregation is stronger form of association. It represents the "has-a" or "part-of" relationship. An aggregation association depicts a complex object which is comp
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write a database program for concurrency transaction in a bank
growing phase and shrinking phase are disjoint, why ?
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
What is Primary key? Primary Key - Primary key is one of the candidate keys which uniquely identifies each row in the relation.
Differentiate between logical database design and physical database design. Show how this separation leads to data independence? Basis Logical Databas
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