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.
Name the areas where data structures are applied broadly?
Explain the term Vdisk and how this will communicate along with physical data storage at the time of data retrieval by AMP?
Illustrates the cursors in brief?
What is the corresponding of Oracle/Db2 Coalesce Function within Sybase?
Explain the working of the IPC Stage?
How any Data Structure application is categorized among files?
What is Relational Algebra?
Give a brief introduction of the term universe in SQL? Brief explain the kinds of universes in business objects?
Describe briefly Recovering sessions?
Describe the reserving of memory using a declaration statement in data structure?
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