Error "ORA-01460: unimplemented or unreasonable conversion requested" occurs when upload big data in Chinese characters

(Doc ID 1604886.1)

Last updated on AUGUST 03, 2016

Applies to:

JDBC - Version and later
Information in this document applies to any platform.


When using CallableStatement.setString() to upload data (including Chinese characters), and the size of string is more than 32k, JDBC client reports error "java.sql.SQLException: ORA-01460:  unimplemented or unreasonable conversion requested".

This issue only occurrs on database with ZHS16GBK characterset.


Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms