MariaDB IN Keyword
The MariaDB IN keyword is used to specify multiple values in a WHERE clause of MariaDB statement. It is a shorthand for multiple OR conditions.
Syntax
The syntax for using IN keyword in MariaDB is given below:
SELECT column1, column2, column3, ... FROM table_name WHERE column_name IN (value1, value2, ...);
Example:
Consider a database containing a table called Employee with the following records:
EmpID | Name | City | Age | Salary |
---|---|---|---|---|
1 | John | London | 25 | 3000 |
2 | Marry | New York | 24 | 2750 |
3 | Jo | Paris | 27 | 2800 |
4 | Kim | Amsterdam | 30 | 3100 |
5 | Ramesh | New Delhi | 28 | 3000 |
6 | Huang | Beijing | 28 | 2800 |
-
To select all records of the Employee table where City is London, Paris or Amsterdam, the query is given below.
SELECT * FROM Employee WHERE City IN ('London', 'Paris', 'Amsterdam');
This will produce the result as shown below:
EmpID Name City Age Salary 1 John London 25 3000 3 Jo Paris 27 2800 4 Kim Amsterdam 30 3100 -
Multiple values for the IN keyword can also be specified using SELECT statement.
SELECT * FROM Employee WHERE City IN (SELECT City from Employee);
This will produce the result as shown below:
EmpID Name City Age Salary 1 John London 25 3000 2 Marry New York 24 2750 3 Jo Paris 27 2800 4 Kim Amsterdam 30 3100 5 Ramesh New Delhi 28 3000 6 Huang Beijing 28 2800
❮ MariaDB Keywords