'utf8_general_ci', self::UTF8MB4_UNICODE_CI => 'utf8mb4_unicode_ci', self::LATIN1_SWEDISH_CI => 'latin1_swedish_ci', self::UTF8MB4_BIN => 'utf8mb4_bin', self::UTF8_BIN => 'utf8_bin', self::UTF8_GENERAL_BIN => 'utf8_general_bin', }; } }