USER_TABLESPACES

2026-02-05 05:53:37  Updated

Note

This view is available starting with V2.2.30.

Purpose

This view displays the tablespaces that the current user can access. The columns in this view are the same as those in the DBA_TABLESPACES view, except the PLUGGED_IN column.

Applicability

This view is available only in Oracle mode of OceanBase Database.

Columns

Column Type Nullable? Description
TABLESPACE_NAME VARCHAR2(30) NO The name of the tablespace.
BLOCK_SIZE NUMBER NO This column is not supported. The value of this column is NULL by default.
INITIAL_EXTENT NUMBER NO This column is not supported. The value of this column is NULL by default.
NEXT_EXTENT NUMBER NO This column is not supported. The value of this column is NULL by default.
MIN_EXTENTS NUMBER NO This column is not supported. The value of this column is NULL by default.
MAX_EXTENTS NUMBER NO This column is not supported. The value of this column is NULL by default.
MAX_SIZE NUMBER NO This column is not supported. The value of this column is NULL by default.
PCT_INCREASE NUMBER NO This column is not supported. The value of this column is NULL by default.
MIN_EXTLEN NUMBER NO This column is not supported. The value of this column is NULL by default.
STATUS VARCHAR2(9) NO This column is not supported. The value of this column is NULL by default.
CONTENTS VARCHAR2(9) NO This column is not supported. The value of this column is NULL by default.
LOGGING VARCHAR2(9) NO This column is not supported. The value of this column is NULL by default.
FORCE_LOGGING VARCHAR2(3) NO This column is not supported. The value of this column is NULL by default.
EXTENT_MANAGEMENT VARCHAR2(10) NO This column is not supported. The value of this column is NULL by default.
ALLOCATION_TYPE VARCHAR2(9) NO This column is not supported. The value of this column is NULL by default.
SEGMENT_SPACE_MANAGEMENT VARCHAR2(6) NO This column is not supported. The value of this column is NULL by default.
DEF_TAB_COMPRESSION VARCHAR2(8) NO Indicates whether default table compression is enabled.
RETENTION VARCHAR2(11) NO This column is not supported. The value of this column is NULL by default.
BIGFILE VARCHAR2(3) NO This column is not supported. The value of this column is NULL by default.
PREDICATE_EVALUATION VARCHAR2(7) NO This column is not supported. The value of this column is NULL by default.
ENCRYPTED VARCHAR2(3) NO This column is not supported. The value of this column is NULL by default.
COMPRESS_FOR VARCHAR2(12) NO This column is not supported. The value of this column is NULL by default.

Sample query

Query all tablespaces that the current user can access.

obclient [SYS]> SELECT TABLESPACE_NAME, ENCRYPTED FROM SYS.USER_TABLESPACES;

The query result is as follows:

+-----------------+-----------+
| TABLESPACE_NAME | ENCRYPTED |
+-----------------+-----------+
| SECTEST_TS1     | YES       |
| TS2             | NO        |
+-----------------+-----------+
2 rows in set

References

To query all tablespaces in the current tenant, query the DBA_TABLESPACES view.

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