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When a function module is activated syntax checking is performed automatically.
YEs, a function module is activated syntax checking.
Although, the essential features of E-R diagrams are enough to design many database situations. Though, with more difficult relations and advanced database applications, it is need
Define an operator that a Relational Algebra does not have Ans: Relational Algebra does not have Aggregation operators.
What is a Phantom Deadlock? In distributed deadlock detection, the delay in propagating local information might cause the deadlock detection algorithms to recognize deadlocks
Implementation of association as an object Implement as a separate association object, independent of either class, as in Figure. An association object is a group of pairs
Storage Of Database On Hard Disks At this point, it is worthwhile to note the difference among the terms file Organisation and the access method. A file organisation shows to t
Discuss along with examples about several types of attributes present in the ER model? Types of Attributes are: • SIMPLE attributes are attributes which are drawn from the ato
How does the system cope up with a record crash when recovery is going on after the first crash? Ans: In a system the undo and redo operations are needed to be idempotent to c
The functions of DBA ?
Representing complex relationship among data A database may contain varieties of data interrelated to each other in numerous ways. A DBMS must have the capability to represent
Consider a systems development project with the following data Activity Duration (weeks) Precedence Relationship 1. Software design
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