Explain the term optimization and performance tuning
Explain the term optimization and performance tuning and its work in practical projects?
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Performance tuning and optimization of a query includes collecting statistics on link columns, ignoring cross product join, selection of suitable primary index (to ignore skewness within storage) and by using secondary index. Ignoring NUSI is advisable.
Is the shortest distance between any 2 specified nodes is given by minimum spanning tree?
What pointer type will you use while using C language to implement the heterogeneous linked list?
Write down the enhanced features in the Teradata V2R5 and V2R6?
What are some of the impediments to good decision making? Given the availability of copious information, why do good managers still make bad decision?
Define the term Smoothing.
What is Monopoly explain in brief?
Explain the way to shrink a Database?
Illustrate why informational and operational systems are separate?
Write a short note on the difference between the disjoint and overlap rule.
Illustrates all databases should be in third normal form or not?
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