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29.12.18.2 The keyring_keys table

MySQL Server supports a keyring that enables internal server components and plugins to securely store sensitive information for later retrieval. SeeSection 8.4.4, “The MySQL Keyring”.

Thekeyring_keys table exposes metadata for keys in the keyring. Key metadata includes key IDs, key owners, and backend key IDs. Thekeyring_keys table doesnot expose any sensitive keyring data such as key contents.

Thekeyring_keys table has these columns:

  • KEY_ID

    The key identifier.

  • KEY_OWNER

    The owner of the key.

  • BACKEND_KEY_ID

    The ID used for the key by the keyring backend.

Thekeyring_keys table has no indexes.

TRUNCATE TABLE is not permitted for thekeyring_keys table.