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What is a data model?
A data model is a structured collection of tables. Following object oriented principles, tables are generally created to hold information about a conceptual idea such as a task, farm, or user. There are important exceptions to this rule, but in general, this is the case. Each table has certain attributes or columns that fit within the concept of the table. For example, the user table would have columns such as username, email, and name that relate to every user. Each row in that table is a one instance - or record - of that table. Using our user table example, you could have:
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The above user table has 2 records. One for Jane Doe and another for Zues.
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