SHOW STORAGE POLICY

Description

View tables and partitions associated with all/specified storage policies.

Syntax

SHOW STORAGE POLICY [ USING [ FOR <storage_policy_name> ] ]

Required Parameters

<storage_policy_name>

The name of the storage policy to view.

The prerequisite for successfully executing this SQL command is to have ADMIN_PRIV privileges. Please refer to the privilege document.

Privilege (Privilege)	Object (Object)	Notes (Notes)
ADMIN_PRIV	Entire cluster management privileges	All privileges except NODE_PRIV

Example

1. View all objects with enabled storage policies.

   show storage policy using;

   +-----------------------+-----------------------------------------+----------------------------------------+------------+
   | PolicyName            | Database                                | Table                                  | Partitions |
   +-----------------------+-----------------------------------------+----------------------------------------+------------+
   | test_storage_policy   | regression_test_cold_heat_separation_p2 | table_with_storage_policy_1            | ALL        |
   | test_storage_policy   | regression_test_cold_heat_separation_p2 | partition_with_multiple_storage_policy | p201701    |
   | test_storage_policy_2 | regression_test_cold_heat_separation_p2 | partition_with_multiple_storage_policy | p201702    |
   | test_storage_policy_2 | regression_test_cold_heat_separation_p2 | table_with_storage_policy_2            | ALL        |
   | test_policy           | db2                                     | db2_test_1                             | ALL        |
   +-----------------------+-----------------------------------------+----------------------------------------+------------+

2. View objects using the storage policy test_storage_policy.

   show storage policy using for test_storage_policy;

   +---------------------+-----------+---------------------------------+------------+
   | PolicyName          | Database  | Table                           | Partitions |
   +---------------------+-----------+---------------------------------+------------+
   | test_storage_policy | db_1      | partition_with_storage_policy_1 | p201701    |
   | test_storage_policy | db_1      | table_with_storage_policy_1     | ALL        |
   +---------------------+-----------+---------------------------------+------------+

3. View the properties of all storage policies.

   show storage policy;

   +-------------+----------+---------+---------+-----------------+------------------+-------------+
   | PolicyName  | Id       | Version | Type    | StorageResource | CooldownDatetime | CooldownTtl |
   +-------------+----------+---------+---------+-----------------+------------------+-------------+
   | test_policy | 14589252 | 0       | STORAGE | remote_s3       | -1               | 300         |
   | dev_policy  | 14589521 | 0       | STORAGE | remote_s3       | -1               | 3000        |
   +-------------+----------+---------+---------+-----------------+------------------+-------------+