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**HPL/SQL is included to Apache Hive since version 2.0** * [[home|Home]]\\ * [[why|Why HPL/SQL]]\\ * [[features|Key Features]]\\ * [[start|Get Started]]\\ * [[doc|HPL/SQL Reference]]\\ * [[download|Download]]\\ * [[new|What's New]]\\ * [[about|About]]


====== 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