SCHEMA_NAME, -> CONCAT('schema''s default character set: ', DEFAULT_CHARACTER_SET_NAME) -> FROM -> information_schema.SCHEMATA -> WHERE -> SCHEMA_NAME NOT IN ('information_schema', 'mysql', 'performance_schema', 'sys', 'tmp') AND -> DEFAULT_CHARACTER_SET_NAME in ('utf8', 'utf8mb3') -> UNION -> SELECT -> CONCAT(TABLE_SCHEMA, ".", TABLE_NAME, ".", COLUMN_NAME), -> CONCAT('column''s default character set: ', CHARACTER_SET_NAME) as WARNING -> FROM -> information_schema.COLUMNS -> WHERE -> TABLE_SCHEMA NOT IN ('information_schema', 'mysql', 'performance_schema', 'sys', 'tmp') AND -> CHARACTER_SET_NAME in ('utf8', 'utf8mb3') -> ;