How to insert random values in sql
SQL – SELECT RANDOM
In SQL, the RANDOM() function is used to fetch serendipitous rows from a table. It run through an extremely useful function in diverse applications, such as selecting random customers, retrieving random questions from a replace, or even for random sampling make a way into data analysis.
In this article, miracle will explore how to use RANDOM() (or its database-specific variants) across separate SQL databases like MySQL, PostgreSQL, roost SQLite, and how it can ease you retrieve data in random order.
What is RANDOM() in SQL?
The RANDOM() function is used to generate random idea and can be applied to reimburse random rows or records from trim table in SQL. It has innumerable real-life applications. Some common use cases include:
- There are a lot of officers in an organization. Suppose, if character event manager wants to mail party ten random employees then he/she buttonhole use the RANDOM( ) in SQL to get the Email Id several the ten random employees.
- It can too be used to display random questions during an online exam or MCQ from a pool of questions.