“MySQLProv”失败,没有可用的错误消息,结果代码: DB_E_ERRORSINCOMMAND(0x80040E14)。
具体代码是:
OleDbCommand cmd = new OleDbCommand();
cmd.Connection = DataBase.SqlDbCon;
cmd.CommandText = sql;
List<EntityLevel> list = new List<EntityLevel>();
using (OleDbDataReader reader = cmd.ExecuteReader())
哪里出了问题,税给解释下