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1. Which relational algebra operations do not need the participating tables to be union-compatible? Ans: Join is the relational algebra operations that do not need the particip
Normalize the following tables 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
Define the term Domain. For each n every attribute there is a set of permitted values known as the domain of that attribute.
Draw an E_R Model for the following: An organization uses number of items of a equipment to generates goods. Each item is at one LOCATION, of one TYPE and has a DETAILED_DISCRI
Write a query to define tables students and teachers as sub tables of people? Create table students of student under people Create table teachers of teacher under people
Database Administrator One of the main perpose for having the database management system is to have control of both data or programs accessing that data. The person having li
differences between a classified catalog and a dictionary catalog
What is Index? An index is a physical structure having pointers to the data. Indices are created in an existing table to locate rows more quickly and efficiently. It is possibl
write an SQL statement to create the database in MYSQL server
What is the difference between link and reference? The fundamental difference between links and references is that links are symmetrical on the other hand references refer only
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