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Expdp For Metadata Is Slow In With Partitioned Objects (Doc ID 1466040.1)

Last updated on MARCH 04, 2019

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.


11.2 Database is used with partitioned objects as shown by:

From the AWR report, we see high logical reads and Full Table Scan for:

Owner Tablespace Name Object Name           Subobject Name Obj. Type Logical Reads %Total
----- --------------- --------------------  -------------- --------- ------------- ------
SYS   SYSTEM          TABSUBPART$                          TABLE        49,245,408  46.94
SYS   SYSTEM          TABCOMPART$                          TABLE        43,975,200  41.92
SYS   SYSTEM          I_INDCOMPART_BOPART$                 INDEX         2,899,584   2.76


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