问题背景
应用在使用exp工具从Oracle中导出数据时收到如下报错:
EXP-00008: ORACLE error 1455 encountered
ORA-01455: converting column overflows integer datatype
问题分析
在Oracle官网检索相关报错得到如下信息:
Symptoms:
An ORA-1455 error is raised while attempting to export a table that uses more than 2^32 database blocks of space within the source database via the classic export utility (exp).
Cause:
Numeric overflow for an OCI variable associated to the exp utility used when the SYS.EXU9STO table contents are referen