👉 A relational concept is a type of mathematical structure that represents a relationship between two or more variables. In other words, it is a collection of data points where each point represents an element of one variable and another element of another variable. The goal of a relational model is to represent complex relationships between variables by creating a structured way of representing those relationships using tables. For example, in a relational database, the structure of a table might look like this: | Column 1 | Column 2 | Column