Question

Explain OLAP architecture. What are the OLAP operations ?

Answer 1

Answer:

✔✔ OLAP is a category of software that allows users to analyze information from multiple database systems at the same time. ... These operations in relational databases are resource intensive. With OLAP data can be pre-calculated and pre-aggregated, making analysis faster. OLAP databases are divided into one or more cubes. ✔✔

Answer 2

Short for Online Analytical Processing, a category of software tools that provides analysis of data stored in a database. OLAPtools enable users to analyze different dimensions of multidimensional data. For example, it provides time series and trend analysis views. OLAP often is used in data mining.