below would have failed with the error
# ERROR 1449 (HY000): The user specified as a definer ('mysql.infoschema'@'localhost') does not exist.
INSERT IGNORE INTO mysql.user
(host, user, select_priv, plugin, authentication_string, ssl_cipher, x509_issuer, x509_subject)
VALUES ('localhost','mysql.infoschema','Y','caching_sha2_password','$A$005$THISISACOMBINATIONOFINVALIDSALTANDPASSWORDTHATMUSTNEVERBRBEUSED','','','');