What is a cube in data warehousing concept?

1145

---

explain about dirty dimension?

1244

---

What is drilling across?

1052

---

What are the different types of segments?

1037

---

Explain the hierarchies level data warehousing.

937

---

What is the difference between junk dimension and degenerated dimension?

1245

---

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

1032

---

How much data hold in one universe.

1037

---

What are the differences between star and snowflake schema?

1187

---

What is the data type of the surrogate key?

1077

---

How can you implement many relations in star schema model?

1050

---

How can you import tables from a database?

1164

---

What are the different types of data warehousing?

1013

---

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

1153

---

What is data analysis?

1009

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