关于可循环游标的奇怪问题
我用原先的默认属性定义statement
0. String strc;
...
1. Statement stmt=con.createStatement();
2. ResultSet rs=stmt.executeQuery(sql);
3. rs.absolute(3);
4. strc=rs.getString(c); //c 为char(1)型(假设值为'1')
5. out.print(strc+"xxx");
结果:1xxx
当我改变statement属性
1.Statement stmt=con.createStatement(ResultSet.TYPE_SCROLL_INSENSITIVE,ResultSet.CONCUR_READ_ONLY);
结果:1 xxx
请问此空格从何而来??是怎么回事,谢谢解答!!