MySQL 8.0 Reference Manual Including MySQL NDB Cluster 8.0

26.12.19.2 The keyring_keys table

MySQL Server supports a keyring that enables internal server components and plugins to securely store sensitive information for later retrieval. See Section 6.4.4, “The MySQL Keyring”.

As of MySQL 8.0.16, the keyring_keys table exposes metadata for keys in the keyring. Key metadata includes key IDs, key owners, and backend key IDs. The keyring_keys table does not expose any sensitive keyring data such as key contents.

The keyring_keys table has these columns:

The keyring_keys table has no indexes.

TRUNCATE TABLE is not permitted for the keyring_keys table.