This chapter introduces the basic concepts of databases and data warehouses. It compares the two fields and stresses the differences and complementarities between them. The aim of this chapter is to define the
Database Systems: Introduction to Databases and Data Warehousescovers the design and use of both operational and analytical database systems in detail. A solid theoretical foundation and meaningful hands-on experiences are provided. This understanding prepares students to apply their knowledge in today'...
undergraduate and graduate information systems database courses. This text also provides practical content to current and aspiring information systems, business data analysis, and decision support industry professionals. Database Systems: Introduction to Databases and Data Warehouses covers both analytica......
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本文是对文章 Introduction to Databses 的翻译,原作者是 Dixon Kiamani。文章简单介绍了什么是数据库、数据库简史、什么是关系型数据库、数据库的一些基本概念、不同种类的数据库,以及一些商业关系型数据库。如果你和我一样从来没有学过数据库,那么本文应该是个不错的开始。 原文最后更新于 2020 年 11 月 20 ...
Unified Real-Time Data Platforms vs. Similar Data Technologies So how does a Unified Real-Time Data Platform compare to other similar data technologies? Let’s start with databases and data stores. Traditional DBMSs, data lakes, multi-model DBMSs, and in-memory databases are all simply data ...
Unlike most databases and data warehouses, data lakes can process all data types — including unstructured and semi-structured data like images, video, audio and documents — which are critical for today’s machine learning and advanced analytics use cases. Why would you use a data lake? First...
The personal details that you supply, such as name, address, age, and whether you drink or smoke, are used by the database system to determine the cost of the insurance. An insurance agent can search several databases to find the organization that gives you best deal. Renting a DVD (租...
methodologies) designed to extract information from data and to use such information as a basis for decision making. A decision support system (DSS) is an arrangement of computerized tools used to assist managerial decision making within a business. ...