What is nested data

Nested data: When data are collected from multiple individuals in a group, the individual data are considered nested within that group. Ordinary least squares (OLS) regression: A statistical model used to describe the relationship between an array of variables (independent variables) and a dependent variable.

1. What is nested data example?
2. What is a nested data structure?
3. What is nested data in SQL?
4. What is nested data in Python?

What is nested data example?

Nested data

Consider a hypothetical dataset containing information about pets and their toys. We could organize this information in two different tables (a pets table and a toys table). The toys table could contain a "Pet_ID" column that could be used to match each toy to the pet that owns it.

What is a nested data structure?

Nested data is simply data structures that make saving, collecting, accessing, accumulating data more sensible sometimes. It's not a very complicated topic and nested data usually rather simplifies the representation and handling of data.

What is nested data in SQL?

In relational databases, a nested table is a table that is embedded within another table. Individual elements can be inserted, updated, and deleted in a nested table.

What is nested data in Python?

In Python, a nested dictionary is a dictionary inside a dictionary. It's a collection of dictionaries into one single dictionary.