String strConnection = "Provider=Microsoft.Jet.OleDb.4.0;Data Source=" + Server.MapPath("data/#a@d#p$o5.mdb");
OleDbConnection conn = new OleDbConnection(strConnection);
conn.Open();
OleDbCommand cmd = new OleDbCommand("select * from selection");做到这里进一步把cmd读取出来的数据记录集全部显示出来>?
datareader,sqldatareader,oledbdatareader分别都是怎样做?举个例子来,大家都是上哪里去学习.net的?
OleDbConnection conn = new OleDbConnection(strConnection);
conn.Open();
OleDbCommand cmd = new OleDbCommand("select * from selection");做到这里进一步把cmd读取出来的数据记录集全部显示出来>?
datareader,sqldatareader,oledbdatareader分别都是怎样做?举个例子来,大家都是上哪里去学习.net的?
DataSet _ds = new DataSet();
_da.Fill(_ds);
conn.Close();