为何添加新纪录是长文本字段不能够写入ACCESS数据库
string cmdtext="insert into table1(column1) values(@a)";
OleDbCommand cmd=cnn.CreateCommand();
OleDbParameter param=cmd.Parameters.Add("@a",OleDbType.Varchar,1000);
param.value=longlongstring; //longlongstring为要插入的文本
cnn.open();
cmd.ExecuteNonQuery();
cnn.Close();