Data warehouse definition by bill inmon
What is the definition of data warehouse as given by William H Inmon and explain the keywords defining it?
The term "Data Warehouse" was first coined by Bill Inmon in 1990.
According to Inmon, a data warehouse is a subject oriented, integrated, time-variant, and non-volatile collection of data.
This data helps analysts to take informed decisions in an organization..
- Bill Inmon's opinions recommend starting with building a centralized enterprise-wide data warehouse by several databases to the analytical needs of departments, which are later known as data marts.
Hence this approach has received the top-down title. - The Inmon approach is referred to as the top-down or data-driven approach, whereby we start from the data warehouse and break it down into data marts, specialized as needed to meet the needs of different departments within the organization, such as finance, accounting, HR etc.
- The term "Data Warehouse" was first coined by Bill Inmon in 1990.
According to Inmon, a data warehouse is a subject oriented, integrated, time-variant, and non-volatile collection of data.
This data helps analysts to take informed decisions in an organization.
Is a data warehouse a 'conventional wisdom'?
In his white paper, Modern Data Architecture, Inmon adds that the Data Warehouse represents “conventional wisdom” and is now a standard part of the corporate infrastructure
What is Bill Inmon data warehousing architecture?
Basic Bill Inmon data warehousing architecture explained (Source: Stanford University) The Bill Inmon design approach offers the following benefits : Data warehouse acts as a unified source of truth for the entire business, where all data is integrated
This approach has very low data redundancy
Who invented data warehousing?
Bill Inmon, the father of data warehousing, came up with the concept to develop a data warehouse which identifies the main subject areas and entities the enterprise works with, such as customers, product, vendor, and so on
The term Data Warehouse was coined by Bill Inmon in 1990, which he defined in the following way: data warehouse is a subject-oriented, integrated, time-variant and non-volatile collection of data in support of management's decision making process.A data warehouse, as defined by Bill Inmon, is a subject-oriented, integrated, time-variant, and non-volatile collection of data that supports decision-making processes. It helps data magicians, like business and data analysts, make better-informed decisions, save time, enhance collaboration, and improve business intelligence.Bill Inmon, the recognized father of the data warehousing concept, defines a data warehouse as a subject-orientated, integrated, time variant, non-volatile collection of data in support of management's decision-making process.Bill Inmon is considered the father of the data warehouse. He defines a data warehouse as “a subject-oriented, integrated, time-variant, and non-volatile collection of data in support of management’s decision making process.”Bill Inmon, the “Father of Data Warehousing,” defines a Data Warehouse (DW) as, “a subject-oriented, integrated, time-variant and non-volatile collection of data in support of management’s decision making process.”
