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Define object-relational systems?
Systems that give object-oriented extensions to relational systems are known as object-relational systems.
Ask Write the SQL code that will create the table structure for a table named EMP _1. This table is a subset of the EMPLOYEE table. The basic EMP_1 table structure is summarized in
Explain the concept of Modeling With Objects A model is a conceptual representation of a specification, design or system from a particular point of view. A modelling language
Scenario 1: Power goes out after the first instruction. What happens?
(a) Design a query plan for the following distributed query: An application at site B wants to compute a join of STUDENT ? Id=StudId TRANSCRIPT where STUDENT (Id,Major) is at site
Hierarchical model is also known by? A hierarchical model is also known as a Tree structure.
How to define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a
Describe relational model? Structure of relational data base Basic structure Database schema Keys Schema diagram Query languages
Data Independence This brings us to our next topic: data independence. It is the property of the database which tries to make sure that if we make any change in any level of sc
What is property - properties of a database ? It is an integrated collection of logically related records. It consolidates separate files into a common pool of data records and
What is a trigger
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