static void Main(string[] args)
{ string sqlstr = "select * from manavatar"; MySQLConnection DBConn = new MySQLConnection(new MySQLConnectionString("192.168.0.13", "flashdata", "root", "root", 3306).AsString); DBConn.Open(); //MySQLDataAdapter myadap = new MySQLDataAdapter(sqlstr, conn); MySQLCommand DBComm = new MySQLCommand(sqlstr,DBConn); MySQLDataReader DBReader = DBComm.ExecuteReaderEx(); //DBComm.ExecuteReaderEx(); MySQLDataAdapter DTAdapter = new MySQLDataAdapter(sqlstr,DBConn); DataSet myDataSet = new DataSet(); DTAdapter.Fill(myDataSet,"manavatar"); try { while (DBReader.Read()) { //Console.WriteLine("11"); Console.WriteLine("DBReader:{0},\t\t\tddddd:{1},\t\t {2}",DBReader.GetString(0), DBReader.GetString(1),DBReader.GetString(3)); } Console.WriteLine("0000"); } catch (Exception e) { Console.WriteLine("读入失败!"+e.ToString()); } finally { Console.WriteLine("DBReader关闭"); Console.WriteLine("DBConn关闭"); DBReader.Close(); //DBConn.Close(); } for (int i = 0; i < myDataSet.Tables["manavatar"].Rows.Count; i++) { Console.WriteLine("{0}",myDataSet.Tables["manavatar"].Rows[2]["user"]); } } 这是一个简单的例子。 在这里有个问题:dataset如果没设主键的话,可能会引起一些对数库操作的问题,比如会造成updata出现错误。 |
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来自: levenstein > 《C#》