The result data type and character set are the same as those of the source_string argument. For example, if the source_string argument has a data type of VARCHAR CHARACTER SET UNICODE, the result data type is ARCHAR CHARACTER SET UNICODE.
The result data type and character set are the same as those of the source_string argument. For example, if the source_string argument has a data type of VARCHAR CHARACTER SET UNICODE, the result data type is ARCHAR CHARACTER SET UNICODE.