GET_DATA_COLLECTOR_POLICY

Retrieves a brief statement about the retention policy for the specified component.

Syntax

GET_DATA_COLLECTOR_POLICY( 'component' )

Parameters

component

Returns the retention policy of the specified component.

Query system table DATA_COLLECTOR for component names. For example:

=> SELECT DISTINCT component, description FROM data_collector WHERE component ilike '%Depot%' ORDER BY component;
   component    |          description
----------------+-------------------------------
 DepotEvictions | Files evicted from the Depot
 DepotFetches   | Files fetched to the Depot
 DepotUploads   | Files Uploaded from the Depot
(3 rows)

Privileges

None

Example

The following query returns the history of all resource acquisitions by specifying the ResourceAcquisitions component:

=> SELECT get_data_collector_policy('ResourceAcquisitions');
          get_data_collector_policy
----------------------------------------------
 1000KB kept in memory, 10000KB kept on disk.
(1 row)

See Also