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What is object identity?
An object retains its identity even if some or all the values of variables or explanations of methods change overtime.
write program
Which language used in application programs to request data from the DBMS is referred? Language which is used in application program is DML to request data from the DBMS is ref
Example - ALTER TABLE emp MODIFY (empno NUMBER (7));
Step 1 . Using Oracle, create the tables identified in the preferred solution for Assignment 2. Technicians (ZipCode, TechnicianID, FirstName, LastName, Street, City, State, Home
Create centralized relational database using Top down method- Construction of Logical Model: Translation EERD into Relational Schema: Use the 8 steps algorithm of converting EERD
Explain I command in QBE ? I : It is the command in QBE that is used to insert tuple (s) into the database
What is Primary key? Primary Key - Primary key is one of the candidate keys which uniquely identifies each row in the relation.
What is equi join? Equi Join - It generates all the combinations of tuples from two relations which satisfy a join condition along with only equality comparison (=).
Question: AirwaysCentre, an international airline booking company currently uses a relational database system for their operations, which includes the following relations: P
please i request for your assistance in developing a case-based online phone repair
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