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Explain Alternate key?
Alternate Key - All the candidate keys except primary key are known as alternate keys.
Which data manipulation command combines the records from one or more tables ? JOIN data manipulation command combines the records from one or more tables.
In this practical assignment, we will run through a complete database application development cycle, starting with the schema design, from an initial data import to database applic
Name the various privileges in SQL? A) Delete B) Select C) Insert D) Update
What is meant by software and hardware RAID systems? RAID can be executed with no change at the hardware level, using only software modification. Such RAID implementations are
What is relational model feature? A relational model feature is much more data independence than some other database models.
List two restrictions that are applied on the modification (updation, insertion or deletion) of base tables through view. Ans: The two restrictions are: 1. If a view
Construct a clean ans concise ER diagram for the database indicating the cardinality mapping for Employee management syatem
The Assessment page has a link to download a conceptual model, and a list of data. You are to map this conceptual model, and create the database in Oracle using your own DDL. T
What is storage manager? A storage manager is a program module that gives the interface among the low level data keeps in a database and the application programs and queries su
List the types of authorization. A) Read authorization B) Write authorization C) Update authorization D) Drop authorization
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