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ALL_XTERNAL_TAB_SUBPARTITIONS

ALL_XTERNAL_TAB_SUBPARTITIONS describes subpartition-level information for partitioned external tables accessible to the current user.

DBA_XTERNAL_TAB_SUBPARTITIONS describes subpartition-level information for partitioned external tables in the database.
USER_XTERNAL_TAB_SUBPARTITIONS describes subpartition-level information for partitioned external tables owned by the current user. This view does not display the TABLE_OWNER column.

Column	Datatype	NULL	Description
`TABLE_OWNER`	`VARCHAR2(128)`	`NOT NULL`	Owner of the partitioned external table
`TABLE_NAME`	`VARCHAR2(128)`	`NOT NULL`	Name of the partitioned external table
`PARTITION_NAME`	`VARCHAR2(128)`		Name of the partition
`SUBPARTITION_NAME`	`VARCHAR2(128)`		Name of the subpartition
`DEFAULT_DIRECTORY_OWNER`	`CHAR(3)`		Owner of the default directory for the external table partition
`DEFAULT_DIRECTORY_NAME`	`VARCHAR2(128)`		Name of the default directory for the external table partition
`ACCESS_TYPE`	`VARCHAR2(7)`		Type of access parameters for the partition (`BLOB`, `CLOB`)
`ACCESS_PARAMETERS`	`CLOB`		Access parameters for the external table partition

See Also:

“DBA_XTERNAL_TAB_SUBPARTITIONS”
“USER_XTERNAL_TAB_SUBPARTITIONS”