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Creating views with Read only option : In the view definition this option is used to make sure that no DML operations can be done on the view.
Explain I command in QBE ? I : It is the command in QBE that is used to insert tuple (s) into the database
Define Database layer? The database layer defines the data formats used in the database.
normal forms
How many physical thing?
Conversion of entity sets: I) For every strong entity type E in the ER diagram, we make a relation R containing all the easy attributes of E. The relation R pri
A step-wise distributed database design methodology Following is a step-wise methodology for distributed database design. (1) Examine the nature of distribution. Find out wh
What is the aim of logical schema ? The main motive of the logical schema is to ensure the portability of procedures and models on various physical schemas at runtime.
Task Partitioning, Sequencing and Project Planning The tasks required for the service might be broadly partitioned into: 0. Set up database tables and account file
The Form input elements are: Reporter name text type input Password
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