Note
This view is introduced since OceanBase Database V4.2.1.
Purpose
The DBA_OB_IMPORT_TABLE_TASK_HISTORY view displays the history of table-level import tasks.
Columns
| Column | Type | Nullable? | Description |
|---|---|---|---|
| TASK_ID | VARCHAR2(4096) | NO | The ID of the load balancing task. |
| JOB_ID | NUMBER(38) | NO | The ID of the job. |
| SRC_TENANT_ID | NUMBER(38) | NO | The ID of the source tenant. |
| SRC_TABLESPACE | VARCHAR2(128) | YES | The tablespace to which the source table belongs. |
| SRC_TABLEGROUP | VARCHAR2(128) | YES | The table group to which the source table belongs. |
| SRC_DATABASE | VARCHAR2(128) | YES | The database to which the source table belongs. |
| SRC_TABLE | VARCHAR2(128) | YES | The name of the source table. |
| SRC_PARTITION | VARCHAR2(64) | YES | The name of a partition in the source table. |
| TARGET_TABLESPACE | VARCHAR2(128) | YES | The name of the target tablespace to which the table is to be remapped. This field is left empty if the table does not need to be remapped. |
| TARGET_TABLEGROUP | VARCHAR2(128) | YES | The name of the target table group to which the table is to be remapped. This field is left empty if the table does not need to be remapped. |
| TARGET_DATABASE | VARCHAR2(128) | YES | The name of the target database to which the table is to be remapped. This field is left empty if the table does not need to be remapped. |
| TARGET_TABLE | VARCHAR2(128) | YES | The name of the destination table. |
| TABLE_COLUMN | NUMBER(38) | NO | The number of columns in the table. |
| STATUS | VARCHAR2(64) | NO | The status of the import task. The value is FINISH. |
| START_TIMESTAMP | VARCHAR2(256) | NO | The time on the tenant when the task was started. |
| COMPLETION_TIMESTAMP | VARCHAR2(256) | NO | The time on the tenant when the task was completed. |
| CUMULATIVE_TS | NUMBER(38) | NO | The cumulative time. |
| TOTAL_INDEX_COUNT | NUMBER(38) | NO | The total number of indexes to import. |
| IMPORTED_INDEX_COUNT | NUMBER(38) | NO | The number of indexes imported. |
| FAILED_INDEX_COUNT | NUMBER(38) | NO | The number of indexes failed to be imported. |
| TOTAL_CONSTRAINT_COUNT | NUMBER(38) | NO | The total number of constraints to import. |
| IMPORTED_CONSTRAINT_COUNT | NUMBER(38) | NO | The number of constraints imported. |
| FAILED_CONSTRAINT_COUNT | NUMBER(38) | NO | The number of constraints failed to be imported. |
| TOTAL_REF_CONSTRAINT_COUNT | NUMBER(38) | NO | The total number of referenced constraints to import. |
| IMPORTED_REF_CONSTRAINT_COUNT | NUMBER(38) | NO | The number of referenced constraints imported. |
| FAILED_REF_CONSTRAINT_COUNT | NUMBER(38) | NO | The number of referenced constraints failed to be imported. |
| RESULT | VARCHAR2(64) | YES | The result of the table-level restore task. Valid values:
|
| COMMENT | CLOB | YES | The additional information. |
