Purposes of the selection of a data type
Write down the four purposes of the selection of a data type?
Expert
A data type must be selected so that all possible values are presented using minimal storage space. The data type must help to make sure data integrity and support all possible data manipulations (that is, cannot place a letter in a field like salary where a number is required).
Define the term environment variables?
Write down the brief note on the differentiations between Normalizer and Normalizer transformation?
Explain briefly the term data mart?
Describe briefly the difference between a shared lock and an exclusive lock?
Define the term File Manager and Storage Manager in relational database management system.
When is a functional dependency F considers as to be minimal?
Give a brief note on the term degenerate dimension table?
How any Data Structure application is categorized among files?
What are the purposes of using lookups?
Specify the System variables?
18,76,764
1929341 Asked
3,689
Active Tutors
1433943
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!