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growing phase and shrinking phase are disjoint, why ?
Retrieve the S&S In-Chapter Database (in Microsoft Access format) from the text's Web site (or create the tables in Table 4-5 in a relational DBMS product). Write queries to answer
Can a filed occur in several field groups. Yes. But it leads to redundant data redundancy.
What is persistency? Persistency ensures which data is stored and that after the object is no longer available (program stops running) the data will be available to other users
A field-groups statement or an insert statement reverses storage space and transfers values. False.
What are composite objects? Objects that have other objects are known as complex objects or composite objects.
Question: (a) Can a set of data requirements be correctly modelled by two or more different ER diagrams? Explain your answer. You may use a small example, if you think it will
Define deadlock prevention. Deadlock prevention is a set of methods for ensuring that at least one of the four essential conditions like mutual exclusion, hold and wait, no pre
Create a Student database and Retrieve the names of all students majoring in ‘CS' Consider the following relational database: STUDENT (name, student#, class, major) COURSE (co
how many types of data model in DBMS? explain data abstraction with its different level
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