How to answer the question how many fakt table in your datawarehouse and what size it have?3 6106
Why joiner transformation does not allow the aggregator transformation and expression transformation to join2 7919
Hi Friends, Can anyone tell me. is there any certification in Database testing or BI testing or ETL testing international certification? Thanks ArunKumar1147
what is difference between scd2 and scd32 4234
why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.
a perceptron has two inputs x1,x2 wih weights w1,w2and bias weight of w0. the activation function of perceptron is h(x).the output of perceptron387
Define Data Warehousing?173
What is Operational Data Store?169
What are diagrams?151
what are relationships?167
what are the different views that are considered when building an object-oriented software system?178
Explain what are non-additive facts?
Explain is olap databases are called decision support system true/false?
How to create different types of templates?
What is the use of dimensional modeling in data warehousing?
Explain hybrid slowly changing dimension?
What are universe requirements?
How would you write a left join statement to return a result set of movie.title�s and director.name�s?
What is Star Schema?
Explain the hierarchies level data warehousing.
What is a junk dimension? What is the difference between junk dimension and degenerated dimension?
Why is business intelligence (bi) important in data warehousing?
How do we design a universe?
How do you define data block size?
What is fact less fact table? Where you have used it in your project?