How to eliminate duplicate rows from flat file?
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How can we run the graph? What is the procedure for that? How can we schedule the graph in unix?
What is the difference between a data warehouse and a data mart?
15 Answers Apex, ASD Lab, Bank Of America,
What are the difference between snow flake and star schema? What are situations where snow flake schema is better than star schema to use and when the oppositeis true?
What are data validation strategies for data mart validation after loading process?
What is DTM session?
Advantages of de normalized data?
Explain the process of extracting data from source systems,storing in ods and how data modeling is done?
What is prompt types of prompts?use of prompts syntax of prompt?
what role views play in dimensional modeling?
Explain what is the difference between powerplay transformer and power play reports?
Explain datawarehousing?
Select * from emp,dept,loc where emp.deptno left outer join dept.deptno and dept.locno=loc.locno. No need to consider the syntax but is it possible to have left outer join and equi join in the same SQL like this ? can we have right outer join and left outer join in the same SQL ---
1 Answers Principal Finance, PT Metalogix Infolink Persada,