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Draw an Entity-Relationship model for the relational schema given in the Appendix. Show all the entities, relationships, relationship names, and attributes and also underline the primary key for each entity. Use the SELECT SSADM convention to draw the entity.
The Student Registration System (SRS) Table Descriptions DESCRIBE Faculty
can you please explain with the help of suitable example the difference between conflict equivalence and conflict serializability?
i need help with creating database system for a library
Determine the Objectives of object oriented design provide an overview of object oriented design; partitioning system to subsystems; describe how a software desig
Define object-relational systems? Systems that give object-oriented extensions to relational systems are known as object-relational systems.
What is system catalog or catalog relation? How is better known as? A RDBMS maintains a explanation of all the data that it contains, information about every relation and index
Hi I have got an assignment for making an er diagram for market management software can any budy help me?
What are multiple inheritances? Multiple inheritances allow a class to inherit variables and methods from many super classes.
Consider the relation schemas as follows. works (person name, company name, salary); lives (person name, street, city); located in(company name, city); managers (person name
Consider a typical sales invoice that would include the following information. Design a single table to hold all of the information required to store an invoice including this info
(1) Insert into PERSON Violated constraint: - Key constraint Reason: - Primary key 1 already exists in PERSON. Dealing: - DBMS could ask the user to provide valid PER
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