Examlex
When designing or normalizing relations,each relation should have only one theme.
Psychological Pricing
Encouraging purchases based on emotional rather than rational responses to the price.
Q6: SQL was developed by IBM in the
Q7: Databases are created in a DBMS during
Q13: Which of the following tasks cannot be
Q24: What format is used for weak entities
Q25: The MySQL Workbench EER models are data
Q32: In UML notation,the relationship line in a
Q36: A null value in a column may
Q45: Explain the concept of a foreign key.
Q94: A relation is in 4NF if it
Q102: The Oracle SQL Developer has no facility