>>-LONG_VARGRAPHIC--(--graphic-expression--)-------------------><
The schema is SYSIBM.
The LONG_VARGRAPHIC function returns a LONG VARGRAPHIC representation of a double-byte character string.
The result of the function is a LONG VARGRAPHIC. If the argument can be null, the result can be null; if the argument is null, the result is the null value.