# **UCASE()**

## **Function Description**

`UCASE()` is used to convert the given string to uppercase, as a synonym for [`UPPER()`](upper.md).

## **Function Syntax**

```text
> UCASE(str)
```

## **Parameter definition**

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

## **Example**

```text
mysql> select ucase('hello');
+-------------------+
| ucase(hello) |
+-------------------+
| HELLO |
+-------------------+
1 row in set (0.03 sec)

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