OGG-01988: Could not find schematrandata function in source database: {0}.
Cause: There was a problem verifying the existence of the internal Oracle function used to retrieve information for schema supplemental logging.
Action: Contact Oracle Support.
这个12.3的OGG版本没用过,这个错误是12.3新版本的错误,很少资料,MOS上都找不到相关资料。搞不定的话可以用老一点的版本,我们用的是11.2.1版本。