远程备份数据库,UDE-00008: operation generated ORACLE error 12514
远程备份数据库使用expdp命令:expdp test/test@IP/orcl schemas=test dumpfile=test.dmp DIRECTORY=MY_DUMP_FILE,报如下错:
UDE-00008: operation generated ORACLE error 12514
ORA-12514: TNS:listener does not currently know of service requested in connect descriptor
能连接到该用户。select * from dba_directories查询也有记录:SYS MY_DUMP_FILE E:\wuxi\dmp