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The operation of moving from finer-granularity data to a coarser granularity (by means of aggregation) is called a ________

The operation of moving from finer-granularity data to a coarser granularity (by means of aggregation) is called a ________ Correct Answer Rollup

The opposite operation—that of moving fromcoarser-granularity data to finer-granularity data—is called a drill down.

Related Questions

Which of the following statements are true?
Statement I Big data refers to no precise quantity, but generally refers to data in the range of Petabytes and Exabyte, i.e. billions to trillions of records, all from various sources. Big data is generated much faster. than traditional data in much larger quantities.
Statement II Big data interests industries because they are able to learn more patterns and curious variances than smaller data sets, with the capability to provide valuable insights into consumer behaviour, weather systems, financial market activity, or other phenomena.
Statement III Various departments and product lines use various applications within most organisations and store data in separate datasets. These separate databases may contain similar data, but data from one data base to another is not always consistent. This is called data silo.
The operation of moving from finer granular data to coarser granular data is called _______
The operation of moving from coarser granular data to finer granular data is called _______
If 'blue' means 'green', green' means 'yellow' 'yellow' means 'orange', 'orange' means 'black', 'black' means 'white', 'white' means 'red', 'red' means 'pink', 'pink' means 'brown', 'brown' means 'grey', than what is the color of human blood?
If ‘Aman’ means ‘45’, ‘run’ means ‘5’, ‘faster’ means ‘×’, ‘but’ means ‘29‘, ‘Raja’ means ‘-’, ‘can’ means ‘÷’, ‘reach’ means ‘62’ and ‘than’ means ‘16’ then what is the value of: ‘Aman can run faster than Raja but Raja reach + 1’
In data modeling, what is the term for the process of aggregating and summarizing data at different levels of granularity?
What does "data granularity" refer to in data visualization and reporting?
If white means black, black means red, red means yellow, yellow means orange, orange means green, green means violet and violet means blue, what is the colour of human blood ?
If “×” means “+”, “+” means “÷”, “-“ means “=”, “=” means “<“, “<” means “-”, “÷“ means “>” and “>” means “×” then which of the following relation is true? A. 7 × 3 > 2 – 8 + 2 × 9 B. 7 × 3 + 2 ÷ 8 > 2 × 9 C. 7 > 3 × 2 = 8 + 2 × 9 D. 7 < 3 + 2 – 8 < 2 + 9
If 'green' means 'blue', ‘blue’ means ‘prawns’, prawns’ means ‘fish’, ‘fish’ means ‘road’, 'road' means ‘school’ and 'school' means ‘bus’, then Where do children go for education?