Where do we use semi and non additive facts?
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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 perceptron
Explain what are slowly changing dimensions?
Can we have more than one time dimensions in a Schema(Star or Snowflake)
What is vldb(very large databases)?
why we use dmr model in cognos report studio ? give me difference between dmr model and relational model.
Can you explain how analysis service works?
Explain about core dimension, balanced dimension, and dirty dimension?
What is the limit to the number of sources and targets you can have in a mapping?
What should I have in mind when building olap solution from scratch?
What are the different types of datawarehosuing?
Explain in detail abt measure objects? And what is the use of it? How to create it?
Can decision tree be implemented using SQL?