| Column Name | Data Type | Description | 
| array_name | STRING | Storage array name | 
| emc_cla_storage_pool_id | NUMBER | Storage pool ID | 
| last_updated | DATE | Last updated date | 
| pdev_id | NUMBER | PDEV ID | 
| pool_name | STRING | Storage pool name | 
| storage_array_id | NUMBER | Foreign key to logical storage |