...
ResultSet rs=statement.executeQuery("select * from sms where TaskID='"+name+"'");
...
rs.getString("TaskID");
rs.getString("aa");
rs.getString("bb");
...运行时抛异常:
java.sql.SQLException: Before start of result set原因为何?求教
ResultSet rs=statement.executeQuery("select * from sms where TaskID='"+name+"'");
...
rs.getString("TaskID");
rs.getString("aa");
rs.getString("bb");
...运行时抛异常:
java.sql.SQLException: Before start of result set原因为何?求教
if(rs.next())
{}在if内才用rs.getString();