通过attach连接时，不能正常连接：
oracle@alios dpdump\]$ expdp \\'/ as sysdba\\' attach=SYS_EXPORT_SCHEMA_05 Export: Release 19.0.0.0.0 - Production on Tue May 7 13:04:14 2024 Version 19.16.0.0.0 Copyright (c) 1982, 2019, Oracle and/or its affiliates. All rights reserved. Connected to: Oracle Database 19c Enterprise Edition Release 19.0.0.0.0 - Production Job: SYS_EXPORT_SCHEMA_05 Owner: SYS Operation: EXPORT Creator Privs: TRUE GUID: 17E111CE931F0CBDE065633A09D688E2 Start Time: Tuesday, 07 May, 2024 13:03:39 Mode: SCHEMA Instance: orcl Max Parallelism: 1 Timezone: +00:00 Timezone version: 32 Endianness: LITTLE NLS character set: US7ASCII NLS NCHAR character set: AL16UTF16 EXPORT Job Parameters: Segmentation fault (core dumped) 或者 Job: SYS_EXPORT_TABLE_3 Owner: SYS Operation: EXPORT Creator Privs: TRUE GUID: 17CB7C63CA88F491E0630101640A291E Start Time: Monday, 06 May, 2024 23:11:39 Mode: TABLE Instance: orcl1 Max Parallelism: 2 EXPORT Job Parameters: 段错误 这是由于用存储过程发起的备份，如果需要attach连接上去处理必须也要存储过程，比如停止备份操作： 先查询出运行种的job： SELECT owner_name, job_name, rtrim(operation) "OPERATION", rtrim(job_mode) "JOB_MODE", state, attached_sessions FROM dba_datapump_jobs; 然后停止： declare h1 NUMBER; BEGIN h1 := DBMS_DATAPUMP.ATTACH('SYS_EXPORT_SCHEMA_02','SYS'); DBMS_DATAPUMP.STOP_JOB(h1); END; /