OutsideSqlOption result = invokerAssistant.assistFirstOutsideSqlOption("");
        assertNull(result);
    }

    // Test assistFirstOutsideSqlOption with valid table name
    public void test_assistFirstOutsideSqlOption_validTableName() {
        OutsideSqlOption result = invokerAssistant.assistFirstOutsideSqlOption("test_table");
        assertNull(result);
    }

    // Test assistOutsideSqlExecutorFactory