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What is SQLite MIN aggregate function?

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SQLite's MIN aggregate function is used to determine the minimum value within a column of data. It is particularly useful when working with database queries, especially when you need to retrieve the minimum value from a set of records.

Use Case Example

Suppose we have a table named Orders that records order information for products, including OrderID, ProductID, Quantity, and Price for each order. To find the lowest price among all orders, we can use the MIN function as follows:

sql
SELECT MIN(Price) FROM Orders;

This SQL statement will return the minimum value from the Price column in the Orders table.

Key Features

  • Flexibility with Data Types: The MIN function can be applied to various data types, including integers, floating-point numbers, and date-time values.
  • Simplifies Data Analysis: By directly using MIN in SQL queries, it avoids additional data processing at the application layer, thereby simplifying backend logic.

Overall, the MIN aggregate function is a highly practical tool in SQL. It enables us to quickly find the minimum value from large datasets, whether numerical or time-based data.

2024年8月14日 14:03 回复

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