Retrieving 10 Random Rows from 600K Rows in MySQL
The RAND() function is a type of function in SQL that helps to select multiple rows in the already existing data from the table. Let’s explore some of the common approaches to selecting Multiple Rows. The common approaches are as follows:
- Using the RAND() Function
- Using Primary Key for Random Selection
- Random Sampling with User Variables
How to Select 10 Random Rows from 600K Rows Fast in MySQL?
Selecting random rows simultaneously from a database is a common task in SQL especially when handling large datasets. Selecting multiple rows is useful for sampling data or generating random subsets for analysis. In MySQL, this can be achieved using various methods, each has its advantages.
In this article, we explore retrieving 10 random rows from a dataset of 600k rows in MySQL using three methods. We present their syntax, examples, and explanations, providing insights into efficient random row selection.
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