178) A relational database organizes data in the form of ________-dimensional tables. 179) ________ mining is the discovery of patterns and relationships from large sets of unstructured data–the kind...

178) A relational database organizes data in the form of ________-dimensional tables.

179) ________ mining is the discovery of patterns and relationships from large sets of unstructured data–the kind of data we generate in e-mails, phone conversations, blog postings, online customer surveys, and tweets.

180) The select, join, and project operations enable data from two different tables to be ________ and only selected attributes to be displayed.

181) An ________ relation contains repeating groups.

182) The ________extracts current and historical data from multiple operational systems inside the organization.

183) Users access an organization's internal database through the Web using their desktop PCs and Web ________ software.