Aggregate tables and lookup tables
Briefly describe the employ of aggregate tables and lookup tables?
Expert
Updating the data warehouse, a lookup table is employed. When placed on the fact table or warehouse depended on the primary key of the target, the update is happens only by permitting new records or updated records depending on the condition of lookup.
The appeared views are aggregate tables. It holds summarized data. For instance, to make sales reports on monthly or weekly or yearly basis in place of daily basis of an application, the date values are aggregated in week values, week values are aggregated in month values and month values in year values. To play this procedure @aggregate purpose is employed.
Illustrates the ways to tune Reporting Services?
Illustrates the term Open Server in Sybase?
Give us a non-computer illustration of preemptive and also non-preemptive scheduling?
Define the term Cognos 8 BI?
Explain the term CLIPPER.
Illustrates the quickest sorting method to use?
Write down security domain in Business Objects?
Explain the command line functions which export and import the DS jobs?
What do you mean by the term Open Server in the Sybase?
Explain about the Active and Passive Stage?
18,76,764
1944088 Asked
3,689
Active Tutors
1455551
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!