Study about Data Object and Attribute Types
Data sets are made up of data objects. A data object represents an entity. Examples: – sales database: customers, store items, sales – medical database: patients, treatments – university database: […]
Knowledge Discovery in Database(KDD)
Knowledge Discovery in Databases (KDD) Knowledge Discovery in a database is the process of discovering useful knowledge from a collection of data .This widely used data mining technique is a […]
Data Mining functionalities
Data mining functions are used to define the kind of patterns that will be discovered during data mining jobs. Some of the major data mining functionalities are as follows: Class/ […]
Introduction To Data Mining
Motivation for Data Mining Over the last three decades, the steady and remarkable advancement of computer hardware technology has resulted in a large supply of powerful and affordable computers, data […]
What are the Components of Data Warehouse and it’s need?
Components of Data Warehouse A typical data warehouse consists of four major components: a central database, ETL (extract, transform, and load) tools, metadata, and access tools. All of these components […]
Architecture of data warehouse
Three-tier data warehouse architecture is the most widely used architecture of data warehouse as it produces a well-organized data flow from raw information to valuable insights. It consists of the […]
Conceptual Modelling of Data Warehouse
The conceptual data model is a structured business view of data required to support business, processes,record business events and track related performance measures. This model focuses on identifying data used […]
Introduction to Multidimensional Data Model
Introduction Data warehouses and OLAP tools are based on a multidimensional data model. Data is viewed in the form of a data cube in this approach (models n-dimensional data).The data cube […]
Introduction to Data Warehouse and Data Warehousing
A data warehouse is a repository of information collected from multiple heterogeneous sources and placed in a single site in order to facilitate management decision making. The process of constructing […]
Types of Data
There are three main types of data: Record Data Matrix Document Data Transaction Data Graph World wide web Social Network Ordered Spatial Data Temporal Data Sequential Data Genetic Sequence Data […]
