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COUNT() returns the number of rows that match a specified condition in a SQL query.

ORDER BY sorts the result set of a query by specified columns, in ascending or descending order.

DISTINCT eliminates duplicate rows from the result set of a SQL query.

HAVING filters groups created by GROUP BY based on a condition, applied after aggregation.

The Box and Whisker Plot visual in Power BI is ideal for showing data distribution and outliers.

Relational databases organize data into tables that are connected through keys, allowing efficient storage and querying of related information.

The WHERE clause filters rows in a SQL query based on specified conditions.

JOIN combines rows from two or more tables based on a related column, such as a key.

INSERT adds new rows of data into a table in a relational database.

A decomposition tree analyzes data by breaking it down into contributing factors or dimensions.

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