## До конвертации ##

Кодировка сервера (character_set)
character_set_client utf8mb3
character_set_connection utf8mb3
character_set_database utf8mb3
character_set_results utf8mb3
character_set_server utf8mb3
character_set_system utf8mb3
character_sets_dir /usr/share/percona-server/charsets/
Cопоставление сервера (colation)
collation_connection utf8mb3_unicode_ci
collation_database utf8mb3_unicode_ci
collation_server utf8mb3_general_ci