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Oracle® Database Reference 10g Release 2 (10.2) Part Number B14237-02 |
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# DBA_HIST_DATABASE_INSTANCE

`DBA_HIST_DATABASE_INSTANCE` displays the databases and instances in the Workload Repository.

Column | Datatype | NULL | Description
--- | --- | --- | ---
`DBID` | `NUMBER` | `NOT NULL` | Database ID
`INSTANCE_NUMBER` | `NUMBER` | `NOT NULL` | Instance number
`STARTUP_TIME` | `TIMESTAMP(3)` | `NOT NULL` | Startup time of the instance
`PARALLEL` | `VARCHAR2(3)` | `NOT NULL` | Indicates whether the instance is running in a Real Application Clusters (RAC) environment (`YES`) or not (`NO`)
`VERSION` | `VARCHAR2(17)` | `NOT NULL` | Database version
`DB_NAME` | `VARCHAR2(9)` |  | Name of the database
`INSTANCE_NAME` | `VARCHAR2(16)` |  | Name of the instance
`HOST_NAME` | `VARCHAR2(64)` |  | Name of the host
`LAST_ASH_SAMPLE_ID` | `NUMBER` | `NOT NULL` | Last sample ID for the active session history