我已经在java中编写了这个代码,有两个不同的oder逐列的SQL查询但是bot显示相同的输出: public static void main(String args [])抛出SQLException {
connectDB();
java.sql.Statement st1= con1.createStatement();
java.sql.Statement st2= con2.createStatement();
String query1="select * from entries order by entries.name ;";
System.out.println(query1);
ResultSet rst1=st1.executeQuery(query1);
while(rst1.next()){
System.out.println(rst1.getString(1)+" "+rst1.getString(2));
}
st1.close();con1.close();
String query2="select * from entries order by entries.number ;";
System.out.println(query2);
ResultSet rst2=st2.executeQuery(query1);
while(rst2.next()){
System.out.println(rst2.getString(1)+" "+rst2.getString(2));
}
输出如下:
select * from entries order by entries.name ;
Smith 40
Taylor 46
Winland 44
select * from entries order by entries.number ;
Smith 40
Taylor 46
Winland 44
hello
我的表名是条目,我只有两列名称类型为varchar,类型为int
答案 0 :(得分:5)
我正在执行相同的查询,我认为是复制粘贴错误。