# **LOWER()**

## **Function Description**

`LOWER()` is used to convert the given string to lowercase.

## **Function Syntax**

```text
> LOWER(str)
```

## **Parameter definition**

| Parameters | Description |
| ---- | ---- |
| str | Required parameters, alphabetical characters. |

## **Example**

```text
mysql> select lower('HELLO');
+-------------------+
| lower(HELLO) |
+-------------------+
| hello |
+-------------------+
1 row in set (0.02 sec)

mysql> select lower('A'), lower('B'), lower('C');
+------------------------------------+
| lower(A) | lower(B) | lower(C) |
+------------------------------------+
| a | b | c |
+------------------------------------+
1 row in set (0.03 sec)
```