What is a cube in data warehousing concept?

1076

---

explain about dirty dimension?

1176

---

What is drilling across?

994

---

What are the different types of segments?

992

---

Explain the hierarchies level data warehousing.

885

---

What is the difference between junk dimension and degenerated dimension?

1140

---

What are data modeling and data mining? Where it will be used?

989

---

How much data hold in one universe.

994

---

What are the differences between star and snowflake schema?

1107

---

What is the data type of the surrogate key?

1006

---

How can you implement many relations in star schema model?

1002

---

How can you import tables from a database?

1086

---

What are the different types of data warehousing?

957

---

What is the main difference between inmon and kimball philosophies of data warehousing?

1116

---

What is data analysis?

964

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