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Why joiner transformation does not allow the aggregator transformation and expression transformation to join
2 10008Hi Friends, Can anyone tell me. is there any certification in Database testing or BI testing or ETL testing international certification? Thanks ArunKumar
1941why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.
IBM,
1925a 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 perceptron
2416what are the different views that are considered when building an object-oriented software system?
993Post New Data Warehouse General Questions
What are the advantages of raid 1, 1/0, and
How to pivot row data using informatica?
What are non-additive facts in detail?
How many different schemas or dw models can be used in siebel analytics. I know only star and snow flake and any other model that can be used?
Explain is fact table?
How can you set the session management?
I have two universes created by two difference database can we join them in designer & report level? How
What are the other names given to data warehousing?
What is the main difference between inmon and kimball philosophies of data warehousing?
What is the difference between snowflake and star schema?
Explain what is a cube in data warehousing concept?
Code the tables statement for a single-level (most common) frequency?
Why should we use data ware housing and how can you extract data for analysis with example?
Is there any difference in testing database and data ware housing?
Explain difference between data ware house & data mart?
