标题: ORA-31504: cannot alter or drop predefined [打印本页] 作者: admin 时间: 2016-9-6 19:53 标题: ORA-31504: cannot alter or drop predefined ORA-31504: cannot alter or drop predefined change source Cause: The caller attemptedto alter or drop one of the predefined change sources
HOTLOG_SOURCE or SYNC_SOURCE. Action: Do not attempt toalter or drop a predefined change source or correct call
to supply the name of a user-created change source.