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Explain about database system structure?
Storage manager
Authorization and integrity manager
Transaction manager
File manager
Buffer manager
Storage manager executes several data structure as a part of physical system execution
Data function
Data dictionary
Indices
The query processor
DDL interpreter
DML
Query evaluation engine
in case of functional dependencies how we get the higher normal form.
Write the syntax of creating an INDEX ? Syntax of Creating an Index: CREATE [BITMAP] [UNIQUE] INDEX ON ( [, ] . . .);
Hashed File Organisation Hashing is the most common form of purely random access to a database or file. It is also used to access columns that do not have an index as an optimi
Describe the various types of Online Analytical Processing (OLAP) tools and briefly discuss how the support common analytical operations.
What are axioms? Axioms or rules of inference give a simpler technique for reasoning about
Lossless-Join Decomposition Let us show an intuitive decomposition of a relation. We require a better basis for deciding decompositions since intuition may not always be r
I have been given 8 differebt data warehouseing failure case studies. I need to question 4 questions for each
i need help for assignment ..
draw er diagram using entities crop,employee,department,plot,cultivation plan,machinery,seed,fertilizer
The traffic data mgmt. systems infrastructure plan describes the software, hardware, data network, and other elements that will support the TDMS. The infrastructure plan is based o
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