Difference between sequential file and hashed file file stag
What the difference between sequential file stage and hashed file stage is in relates to DataStage Server?
Expert
In a datastage server jobs, it can we use sequential file stage for a lookup in place of hashed filestage. Whenever yes ,then what’s the advantage of a Hashed File stage over sequential filestage search is earlier in hash files as you can directly determine the address of record directly by hash algorithm like records are stored as that but in case of sequential file u should compare all the records.
What types of tables derived from the ERD?
Illustrate the term data mart. What do you mean by it?
Define the term DataStage?
Illustrates the way to assign an address to an element of a pointer array? Answer: We can assign a memory address to an element of an array of pointers by usin
Define the term Event studio?
Give a brief introduction of the term Dimensional Modeling?
Explain the term Database Server?
Define the term Cognos 8 BI?
Provide a brief introduction of the term ‘Data Mart’?
Give a brief introduction of the term surrogate key?
18,76,764
1935796 Asked
3,689
Active Tutors
1433339
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!