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Data Definition Language It organises the data in the form of columns and rows. But what does the data field column of table accumulate? How do you describe it using SQL? Th
Define upgrade and downgrade? It gives a mechanism for conversion from shared lock to exclusive lock is called as upgrade. It gives a mechanism for conversion from exclusive
Problem 1. Write the SQL queries using Data Manipulation Language (DML) statements. Insert values into student table with field names using insert command Display the
What is NULL? Simply NULL means not in value.
What are ways of finding out either an update is required or not for derived attributes? The ways to find out an update is required or, not are as: Explicit update
How persistent programming languages differ from traditional programming languages? Database languages vary from traditional programming languages in that they directly manipul
Benefits of using heuristics
Differentiate between logical database design and physical database design. Show how this separation leads to data independence? Basis Logical Databas
Normalize the following table upto and including the 3NF. Submit a 1 page printout of only the final set of normalized tables in Data Architect. Just use Data Architect to do the t
Attributes and its types explain?
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