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Which of the operations constitute a basic set of operations for manipulating relational data? Relational algebra operations constitute a basic set of operations for manipulati
Explain Thomas' Write rule. Show how it is different from timestamp ordering protol Ans: In timestamp-based concurrency control the thomas Write rule is a rule. Given a Timest
I have been given 8 differebt data warehouseing failure case studies. I need to question 4 questions for each
multidimensional data model
Control as State within Program 1. The term control exactly means to check effect of input within a program. For illustration, in Figure, after the ATM card is inserted (a
What is deadlock? Neither of the transaction can ever proceed with its normal implementation. This situation is known as deadlock.
WHAT IS MEANT BY E-R MODEL
Describe logical data independence ? Logical Data Independence - It is the capacity to modify the conceptual schema without having to change external schemas or application p
What is Enterprise Resource Planning (ERP), and what kind of a database is used in an ERP application? Enterprise Resource Planning (ERP) is an information system used in manuf
List the drawbacks of relational database system A) Repetition of data B) Inability to s certain information.
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