create table fad_oa.xxl_job_registry ( id int auto_increment primary key, registry_group varchar(50) not null, registry_key varchar(255) not null, registry_value varchar(255) not null, update_time datetime null ) charset = utf8mb4; create index i_g_k_v on fad_oa.xxl_job_registry (registry_group, registry_key, registry_value);