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.
Why there is a need to create the user object?
Explain offline /online modes in the Designer?
Consider a MOVIEdatabase in which data is recorded about the movie industry. The data requirement an u will given me this solution
Give a brief introduction of the term ‘SQL Server 2005 Analysis Services’ (or SSAS)?
Explain the Aggregator Transformation?
Define the class?
Write a brief note on the difference between data and database administration?
Explain does PL/SQL carry overloading?
Explain about the Data Storage Definition Language?
Explain the isEmpty() member method called.
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