UPPER and UCASE functions

UPPER and UCASE are equivalent string manipulation functions that manipulation CHARACTER string data and convert lowercase characters in a string to uppercase.

SYNTAX

UPPER and UCASE both return a new character string, which is identical to source_string, except that all lowercase letters are replaced with the corresponding uppercase letters.

For example:
UPPER('ABCD')
returns 'ABCD'.
UCASE('abc123')
returns 'ABC123'.
Related concepts
ESQL overview
Related tasks
Developing ESQL
Related reference
Syntax diagrams: available types
ESQL string manipulation functions