黄瓜咕吃的博客With java.sql.ResultSet is there a way to get a column's name as a String by using the column's index? I had a look through the API doc but I can't find anything.解决方案You can get this info from the...
瞬光寂暗的博客您有两个选项:选项1:在查询中对列进行不同的命名,即SELECTa.columnName as columnNameA,b.columnName as columnNameB,...from table1 a, table2 b where (WHATEVER)那么在你的java代码中引用列别名:resultSet....
井底一只狗的博客java-ResultSet:按索引检索列值与按实验室检索使用JDBC时,我经常遇到类似ResultSet rs = ps.executeQuery();while (rs.next()) {int id = rs.getInt(1);// Some other actions}我问自己(也包括代码作者)为什么不...