DataPump Export (EXPDP) Errors ORA-39126 ORA-1427 Returns More Than One Row When Exporting Materialized Views
(Doc ID 1909855.1)
Last updated on MAY 17, 2021
Applies to:
Oracle Database - Enterprise Edition - Version 12.1.0.1 to 12.1.0.1 [Release 12.1]Enterprise Manager for Oracle Database - Version 12.1.0.1.0 to 12.1.0.1.0 [Release 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Information in this document applies to any platform.
NOTE: In the images and/or the document content below, the user information and data used represents fictitious data from the Oracle sample schema(s) or Public Documentation delivered with an Oracle database product. Any similarity to actual persons, living or dead, is purely coincidental and not intended in any manner.
Symptoms
1. You run a full database Export Data Pump job in Oracle12c Release 12.1.0.1 and the DataPump job aborts with the following errors:
#> expdp system/<password> directory=<DIRECTORY_NAME> dumpfile=<DUMP_NAME>.dmp logfile=<LOG_NAME>.log reuse_dumpfiles=y full=y
Export: Release 12.1.0.1.0 - Production on Mon Jul 21 10:57:30 2014
Copyright (c) 1982, 2013, Oracle and/or its affiliates. All rights reserved.
Connected to: Oracle Database 12c Release 12.1.0.1.0 - 64bit Production
With the Real Application Clusters and Automatic Storage Management options
Starting "SYSTEM"."SYS_EXPORT_FULL_01": system/******** directory=<DIRECTORY_NAME> dumpfile=<DUMP_NAME>.dmp logfile=<LOG_NAME>.log reuse_dumpfiles=y full=y
Estimate in progress using BLOCKS method...
Processing object type DATABASE_EXPORT/EARLY_OPTIONS/VIEWS_AS_TABLES/TABLE_DATA
Processing object type DATABASE_EXPORT/NORMAL_OPTIONS/TABLE_DATA
Processing object type DATABASE_EXPORT/NORMAL_OPTIONS/VIEWS_AS_TABLES/TABLE_DATA
Processing object type DATABASE_EXPORT/SCHEMA/TABLE/TABLE_DATA
Total estimation using BLOCKS method: 81.84 GB
...
Processing object type DATABASE_EXPORT/SCHEMA/VIEW/TRIGGER
Processing object type DATABASE_EXPORT/SCHEMA/EVENT/TRIGGER
ORA-39126: Worker unexpected fatal error in KUPW$WORKER.FETCH_XML_OBJECTS [TRIGGER:"SCOTT"."<TRIGGER_NAME>"]
ORA-01427: single-row subquery returns more than one row
ORA-06512: at "SYS.DBMS_SYS_ERROR", line 95
ORA-06512: at "SYS.KUPW$WORKER", line 11014
----- PL/SQL Call Stack -----
object line object
handle number name
0x8626cf00 26217 package body SYS.KUPW$WORKER
0x8626cf00 11041 package body SYS.KUPW$WORKER
0x8626cf00 13189 package body SYS.KUPW$WORKER
0x8626cf00 3128 package body SYS.KUPW$WORKER
0x8626cf00 11737 package body SYS.KUPW$WORKER
0x8626cf00 2059 package body SYS.KUPW$WORKER
0xe6ef7a18 2 anonymous block
KUPF$FILE.WRITE_LOB
KUPF$FILE.WRITE_LOB
MD FilePieces Count: 1
FORALL
FORALL
DBMS_LOB.TRIM
DBMS_LOB.TRIM
DBMS_METADATA.FETCH_XML_CLOB
DBMS_METADATA.FETCH_XML_CLOB
In procedure DETERMINE_FATAL_ERROR
Job "SYSTEM"."SYS_EXPORT_FULL_01" stopped due to fatal error at Mon Jul 21 11:13:27 2014 elapsed 0 00:15:55
Export: Release 12.1.0.1.0 - Production on Mon Jul 21 10:57:30 2014
Copyright (c) 1982, 2013, Oracle and/or its affiliates. All rights reserved.
Connected to: Oracle Database 12c Release 12.1.0.1.0 - 64bit Production
With the Real Application Clusters and Automatic Storage Management options
Starting "SYSTEM"."SYS_EXPORT_FULL_01": system/******** directory=<DIRECTORY_NAME> dumpfile=<DUMP_NAME>.dmp logfile=<LOG_NAME>.log reuse_dumpfiles=y full=y
Estimate in progress using BLOCKS method...
Processing object type DATABASE_EXPORT/EARLY_OPTIONS/VIEWS_AS_TABLES/TABLE_DATA
Processing object type DATABASE_EXPORT/NORMAL_OPTIONS/TABLE_DATA
Processing object type DATABASE_EXPORT/NORMAL_OPTIONS/VIEWS_AS_TABLES/TABLE_DATA
Processing object type DATABASE_EXPORT/SCHEMA/TABLE/TABLE_DATA
Total estimation using BLOCKS method: 81.84 GB
...
Processing object type DATABASE_EXPORT/SCHEMA/VIEW/TRIGGER
Processing object type DATABASE_EXPORT/SCHEMA/EVENT/TRIGGER
ORA-39126: Worker unexpected fatal error in KUPW$WORKER.FETCH_XML_OBJECTS [TRIGGER:"SCOTT"."<TRIGGER_NAME>"]
ORA-01427: single-row subquery returns more than one row
ORA-06512: at "SYS.DBMS_SYS_ERROR", line 95
ORA-06512: at "SYS.KUPW$WORKER", line 11014
----- PL/SQL Call Stack -----
object line object
handle number name
0x8626cf00 26217 package body SYS.KUPW$WORKER
0x8626cf00 11041 package body SYS.KUPW$WORKER
0x8626cf00 13189 package body SYS.KUPW$WORKER
0x8626cf00 3128 package body SYS.KUPW$WORKER
0x8626cf00 11737 package body SYS.KUPW$WORKER
0x8626cf00 2059 package body SYS.KUPW$WORKER
0xe6ef7a18 2 anonymous block
KUPF$FILE.WRITE_LOB
KUPF$FILE.WRITE_LOB
MD FilePieces Count: 1
FORALL
FORALL
DBMS_LOB.TRIM
DBMS_LOB.TRIM
DBMS_METADATA.FETCH_XML_CLOB
DBMS_METADATA.FETCH_XML_CLOB
In procedure DETERMINE_FATAL_ERROR
Job "SYSTEM"."SYS_EXPORT_FULL_01" stopped due to fatal error at Mon Jul 21 11:13:27 2014 elapsed 0 00:15:55
2. Although you expect the that problem is related to triggers, you can successfully export the triggers with Export DataPump.
#> expdp system/password directory=<DIRECTORY_NAME> dumpfile=<DUMP_NAME>.dmp logfile=<LOG_NAME>.log reuse_dumpfiles=y full=y include=trigger
Export: Release 12.1.0.1.0 - Production on Tue Jul 22 12:21:29 2014
Copyright (c) 1982, 2013, Oracle and/or its affiliates. All rights reserved.
Connected to: Oracle Database 12c Release 12.1.0.1.0 - 64bit Production
With the Real Application Clusters and Automatic Storage Management options
Starting "SYSTEM"."SYS_EXPORT_FULL_01": system/******** directory=<DIRECTORY_NAME> dumpfile=<DUMP_NAME>.dmp logfile=<LOG_NAME>.log reuse_dumpfiles=y full=y include=trigger
Estimate in progress using BLOCKS method...
Total estimation using BLOCKS method: 0 KB
Processing object type DATABASE_EXPORT/SCHEMA/TABLE/TRIGGER
Processing object type DATABASE_EXPORT/SCHEMA/VIEW/TRIGGER
Processing object type DATABASE_EXPORT/SCHEMA/EVENT/TRIGGER
Master table "SYSTEM"."SYS_EXPORT_FULL_01" successfully loaded/unloaded
******************************************************************************
Dump file set for SYSTEM.SYS_EXPORT_FULL_01 is:
<PATH>/<DUMP_NAME>.dmp
Job "SYSTEM"."SYS_EXPORT_FULL_01" successfully completed at Tue Jul 22 12:22:09 2014 elapsed 0 00:27:36
Export: Release 12.1.0.1.0 - Production on Tue Jul 22 12:21:29 2014
Copyright (c) 1982, 2013, Oracle and/or its affiliates. All rights reserved.
Connected to: Oracle Database 12c Release 12.1.0.1.0 - 64bit Production
With the Real Application Clusters and Automatic Storage Management options
Starting "SYSTEM"."SYS_EXPORT_FULL_01": system/******** directory=<DIRECTORY_NAME> dumpfile=<DUMP_NAME>.dmp logfile=<LOG_NAME>.log reuse_dumpfiles=y full=y include=trigger
Estimate in progress using BLOCKS method...
Total estimation using BLOCKS method: 0 KB
Processing object type DATABASE_EXPORT/SCHEMA/TABLE/TRIGGER
Processing object type DATABASE_EXPORT/SCHEMA/VIEW/TRIGGER
Processing object type DATABASE_EXPORT/SCHEMA/EVENT/TRIGGER
Master table "SYSTEM"."SYS_EXPORT_FULL_01" successfully loaded/unloaded
******************************************************************************
Dump file set for SYSTEM.SYS_EXPORT_FULL_01 is:
<PATH>/<DUMP_NAME>.dmp
Job "SYSTEM"."SYS_EXPORT_FULL_01" successfully completed at Tue Jul 22 12:22:09 2014 elapsed 0 00:27:36
3. You can confirm that the problem reproduces when you export materialized views:
#> expdp system/password directory=<DIRECTORY_NAME> dumpfile=<DUMP_NAME>.dmp logfile=<LOG_NAME>.log full=y include=materialized_view
Export: Release 12.1.0.1.0 - Production on Tue Jul 22 12:26:29 2014
Copyright (c) 1982, 2013, Oracle and/or its affiliates. All rights reserved.
Connected to: Oracle Database 12c Release 12.1.0.1.0 - 64bit Production
With the Real Application Clusters and Automatic Storage Management options
Starting "SYSTEM"."SYS_EXPORT_FULL_01": system/********directory=<DIRECTORY_NAME> dumpfile=<DUMP_NAME>.dmp logfile=<LOG_NAME>.log reuse_dumpfiles=y full=y include=materialized_view
Estimate in progress using BLOCKS method...
Total estimation using BLOCKS method: 0 KB
ORA-39126: Worker unexpected fatal error in KUPW$WORKER.FETCH_XML_OBJECTS []
ORA-01427: single-row subquery returns more than one row
ORA-06512: at "SYS.DBMS_SYS_ERROR", line 86
ORA-06512: at "SYS.KUPW$WORKER", line 11009
----- PL/SQL Call Stack -----
object line object
handle number name
0x8626cf00 26217 package body SYS.KUPW$WORKER
0x8626cf00 11041 package body SYS.KUPW$WORKER
0x8626cf00 13189 package body SYS.KUPW$WORKER
0x8626cf00 3128 package body SYS.KUPW$WORKER
0x8626cf00 11737 package body SYS.KUPW$WORKER
0x8626cf00 2059 package body SYS.KUPW$WORKER
0x532cc7790 2 anonymous block
...
Job "SYSTEM"."SYS_EXPORT_FULL_01" stopped due to fatal error at Tue Jul 22 12:27:20 2014 elapsed 0 00:00:45
Export: Release 12.1.0.1.0 - Production on Tue Jul 22 12:26:29 2014
Copyright (c) 1982, 2013, Oracle and/or its affiliates. All rights reserved.
Connected to: Oracle Database 12c Release 12.1.0.1.0 - 64bit Production
With the Real Application Clusters and Automatic Storage Management options
Starting "SYSTEM"."SYS_EXPORT_FULL_01": system/********directory=<DIRECTORY_NAME> dumpfile=<DUMP_NAME>.dmp logfile=<LOG_NAME>.log reuse_dumpfiles=y full=y include=materialized_view
Estimate in progress using BLOCKS method...
Total estimation using BLOCKS method: 0 KB
ORA-39126: Worker unexpected fatal error in KUPW$WORKER.FETCH_XML_OBJECTS []
ORA-01427: single-row subquery returns more than one row
ORA-06512: at "SYS.DBMS_SYS_ERROR", line 86
ORA-06512: at "SYS.KUPW$WORKER", line 11009
----- PL/SQL Call Stack -----
object line object
handle number name
0x8626cf00 26217 package body SYS.KUPW$WORKER
0x8626cf00 11041 package body SYS.KUPW$WORKER
0x8626cf00 13189 package body SYS.KUPW$WORKER
0x8626cf00 3128 package body SYS.KUPW$WORKER
0x8626cf00 11737 package body SYS.KUPW$WORKER
0x8626cf00 2059 package body SYS.KUPW$WORKER
0x532cc7790 2 anonymous block
...
Job "SYSTEM"."SYS_EXPORT_FULL_01" stopped due to fatal error at Tue Jul 22 12:27:20 2014 elapsed 0 00:00:45
4. The problem also reproduces when you try to obtain the DDL from a materialized view (which selects from a remote database over a database link):
Changes
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |