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Define object-relational systems?
Systems that give object-oriented extensions to relational systems are known as object-relational systems.
WHAT IS SQL
Question (a) Visual Basic is governed by an event processor. Explain the meaning of this phrase. (b) Differentiate between an general procedure and event procedure. (c)
Aggregate functions Some of these functions are min, count, max, and avg. These functions help in getting consolidated information from a set of tuples. Example:
What is storage manager? A storage manager is a program module that gives the interface between the Low level data kept in a database and the application programs
what is check point in database management system
how to write tables and drow E-R diagrams for hosiptal management system and how to normalize and cardinalities?
Benefits and Limitations od Data Models?
What is a primary index? A primary index is an index whose search key also explains the sequential order of the file.
What are attributes? Give examples. An entity is shown by a set of attributes. Attributes are descriptive properties possessed by every member of an entity set. Example: pos
Many-to-many : Entities in A and B are related with any number of entities from each other. Example: Taught_by Relationship among course and faculty. One faculty member ca
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