JDBC的connection提供了以下哪些连接方法来创建具有所需结果集的语句？( )
createStatement(int RSType, int RSConcurrency);
prepareStatement(String SQL, int RSType, int RSConcurrency);
prepareCall(String sql, int RSType, int RSConcurrency);
都不是
createStatement:创建SQL语句
prepareCall：创建存储过程调用语句
prepareStatement：参数花查询语句
prepareCall：创建存储过程调用语句
prepareStatement：参数花查询语句
