SNAPSHOT_
This Information Schema view provides information on snapshot policies.
Columns¶
| Column name | Data type | Description |
|---|---|---|
| SNAPSHOT_POLICY_NAME | VARCHAR | Name of the snapshot policy |
| SNAPSHOT_POLICY_SCHEMA | VARCHAR | Schema that the snapshot policy belongs to. |
| SNAPSHOT_POLICY_CATALOG | VARCHAR | Database that the snapshot policy belongs to. |
| SCHEDULE | VARCHAR | Schedule for snapshot creation. |
| EXPIRE_AFTER_DAYS | NUMBER | Days after snapshot creation when snapshot should be expired and automatically deleted. |
| HAS_RETENTION_LOCK | VARCHAR | Indicates whether the policy includes a retention lock. Y if the policy has a retention lock; N otherwise. Retention lock protects snapshots from being deleted by anyone for the defined retention period. The retention lock also prevents the retention period from being decreased on the policy. |
| OWNER | VARCHAR | Name of the role that owns the snapshot policy. |
| OWNER_ROLE_TYPE | VARCHAR | Type of role that owns the snapshot policy. Account role or Database role. |
| CREATED | TIMESTAMP_LTZ | Date and time when the snapshot policy was created. |
| LAST_ALTERED | TIMESTAMP_LTZ | Date and time the object was last altered by a DML, DDL, or background metadata operation. See |
| COMMENT | VARCHAR | Comment for the snapshot policy. |
Usage notes¶
- Latency for the view may be up to 180 minutes (3 hours).
-
The LAST_ALTERED column is updated when the following operations are performed on an object:
- DDL operations.
- DML operations (for tables only). This column is updated even when no rows are affected by the DML statement.
- Background maintenance operations on metadata performed by Snowflake.