====== UPPER Function - PL/HQL Reference======

UPPER function converts a string expression to upper case.

**Syntax**:

<code language="sql">
UPPER(expression); 
</code>

**Return Data Type:**

STRING

**Example:**

Convert a string to upper case:

<code language="sql">
UPPER('abc');
---
ABC
</code> 

**Compatibility**: Oracle, Microsoft SQL Server, IBM DB2, Teradata, PostgreSQL, MySQL and Netezza

**Version**: PL/HQL 0.03