import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.SQLException;
public class ResultSetTest {
public static void main(String[] args) {
Connection con;
try {
//獲取數據庫連接
con = DBUtil.getConnection("69");
//設置查詢語句
String sql = "select * from 表名 ";
//設計結果集爲可滾動
java.sql.PreparedStatement pst = con.prepareStatement(sql,
ResultSet.TYPE_SCROLL_INSENSITIVE,ResultSet.CONCUR_READ_ONLY);
java.sql.ResultSet rs = pst.executeQuery();
//獲取結果集的列數
System.out.println(rs.getMetaData().getColumnCount());
//將結果集滾動到最後一個
rs.last();
//獲取結果集當前行數
System.out.println(rs.getRow());
} catch (SQLException e) {
e.printStackTrace();
}
}
}