Oracle Message ORA-00910 - specified length too long for its datatype

ERRORspecified length too long for its datatype
CAUSEfor datatypes CHAR and RAW, the length specified was > 2000; otherwise, the length specified was > 4000.
ACTIONuse a shorter length or switch to a datatype permitting a longer length such as a VARCHAR2, LONG CHAR, or LONG RAW