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DATA MODEL WEEK 1-2 DATA MODEL • Data modeling, the first step in designing a database, refers to the process of creating a specific data model for a determined problem.…
Slide 1The Hierarchical Model Developed in the 1960s to manage large amounts of data for complex projects Basic logical structure is represented by an upside-down “tree”…
Slide 1Figure 5.1 Hierarchy of data for a computer-based file. Slide 2 Figure 5.2 Indexed sequential access method. Slide 3 Figure 5.3 Computer based files in the traditional…
Slide 1Organizing Data and Information Slide 2 Outline Introduction to Data Management –Basic Concepts Data Modeling and Database Models –Translating business models…
‹#›Faculty Name: Muhammad Aqeel Database Model There are three different types of Database Models Hierarchical Database Model A tree like structure in which any node…