Question

You create a database that stores data in tables that consist of rows and columns. each row has a primary key, and each column has a unique name. which data model did you use

Answer 1

For data models in the primary key column use an integer with the auto-increment condition.

For data models in the columns afterward can use string, date, etc.

Further explanation

Data is a collection of information or information from a matter obtained through observation or also searching for certain sources. The data obtained can be an assumption or fact because it has not been processed further. Because it is then processed through research or experimentation, such data can become more complex forms such as a database, information or even a solution to solve a particular problem.

Data is divided into several types, namely:

• Primary Data, i.e. data obtained or collected by the person doing the research or concerned who needs it.
• Secondary Data, which is data obtained or collected from existing sources.
• Quantitative data, quantitative data is data in the form of numbers or qualitative data that is leveraged.
• Data according to the time of collection, data according to the time of collection is data collected from time to time to provide an overview of the development of an activity.

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definitions of data brainly.com/question/9530555

data models brainly.com/question/9530555

Details

Class: College

Subject: Computer and Technology

Keywords: data, column, blood

Answer 2

The answer is a relational database.

A data model in database management system consists of rules that define how the DB organizes data. Today, a relational database is widely used. It is a collection of data items organized as a set of formally described tables from which data can be accessed in many different ways.