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Business Intelligence Dictionary: Surrogate Keys Explained | NSBI

Category: Business Intelligence (BI) | |

Surrogate Key | Definition Primary Keys and Foreign Keys are also known as business keys since they are primarily used in various operational databases. When we load a Data Warehouse, however, those keys may no longer uniquely identify each tuple in a table, therefore a new kind of key is introduced -... Read more


Business Intelligence Dictionary: Primary Keys and Foreign Keys Explained | NSBI

Category: Business Intelligence (BI) | |

Keys are a special kind of database fields that are designed to support a relational design where tables can be related to one another. Primary Key | Definition NSBI Dictionary defines a Primary Key as a logical structure of field or group of fields that uniquely identifies each record within a... Read more


Business Intelligence Dictionary: Facts And Dimensions Explained | NSBI

Category: Business Intelligence (BI) | |

Facts and Dimensions are a special type of fields, that are introduced during Data Warehouse architecture and design. Facts | Definition NSBI Dictionary defines Facts as numeric Measures of a business process. Dimensions | Definition NSBI Dictionary defines Dimensions as Attributes used to... Read more


Business Intelligence Dictionary: Table Field and Table Tuple | NSBI

Category: Business Intelligence (BI) | |

We are now diving into the Database building blocks - fields and tuples.  Table Field | Definition A table field represents a characteristic of the subject to which it belongs to. Commonly table fields are simply referred to as "columns". The relational database theory also assigns... Read more


Business Intelligence Dictionary: Big Data - Definition And Sources | NSBI

Category: Business Intelligence (BI) | |

Big Data term is one of the most trending topics nowadays but do we really understand what is behind? This article will clarify the big data concept, how big data is entering our world and how we can monetize data. Big Data | Definition The NSBI Dictionary defines Big Data as a class of data... Read more


Business Intelligence Dictionary: Data vs Information | NSBI

Category: Business Intelligence (BI) | |

Data | Definition We define Data as a static abstract set of values belonging to a specific domain. Data is what you store. Information | Definition We define Information as processed pieces of data, structured and retrieved in a meaningful way for the end user. Information is what you... Read more


Business Intelligence Dictionary: Data Warehouse (DWH) Explained | NSBI

Category: Business Intelligence (BI) | |

What is a Data Warehouse (DWH)? We define data warehousing as a database infrastructure used to integrate data from various sources, provide standardized view and infer knowledge. A data warehouse is often used to implement a business intelligence architecture. NSBI Tutorials aim to make Business... Read more


Business Intelligence Dictionary: Operational Database | NSBI

Category: Business Intelligence (BI) | |

What is an Operational Database? NSBI Business Intelligence Dictionary defines an operational database as one that serves the current needs of a front end user. An operational database is normally a normalized database that allows real time reporting. Hence it does not require a big volume of... Read more