content_image/709799.jpg content_image/709800.jpg content_image/709801.jpg
None. 

Return value: 

Returns 1 for success, or NULL  and an error for failure. 

• keyring_hashicorp_update_config() 

Associated keyring plugin: keyring_hashicorp 

When invoked, the keyring_hashicorp_update_config()  function causes keyring_hashicorp to perform a runtime reconfiguration, as described in keyring_hashicorp Configuration. 

This function requires the SYSTEM_VARIABLES_ADMIN  privilege because it modifies global system variables. 

Arguments: 

None. 

Return value: 

Returns the string ’Configuration update was successful.’  for success, or ’Configuration update failed.’  for failure. 

## 6.4.4.16 Keyring Metadata 

This section describes sources of information about keyring use. 

To see whether a keyring plugin is loaded, check the INFORMATION_SCHEMA.PLUGINS  table or use the SHOW PLUGINS  statement (see Section 5.6.2, “Obtaining Server Plugin Information” ). For example: 

mysql> SELECT PLUGIN_NAME, PLUGIN_STATUS FROM INFORMATION_SCHEMA.PLUGINS WHERE PLUGIN_NAME LIKE ’keyring%’; 

<img src='content_image/709799.jpg'>

To see which keys exist, check the Performance Schema keyring_keys  table: 

mysql> SELECT * FROM performance_schema.keyring_keys; 

<img src='content_image/709800.jpg'>

To see whether a keyring component is loaded, check the Performance Schema keyring_component_status  table. For example: 

mysql> SELECT * FROM performance_schema.keyring_component_status; 

<img src='content_image/709801.jpg'>

