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摘要： public int ExcuteCommand(string sql) { int result = -1; OleDbConnection myconn = getcon(); OleDbTransaction trans = myconn.BeginTransaction(IsolationLevel.ReadCommitted); try { OleDbCommand cmd = new OleDbCommand(sql, myconn); cmd.Transaction = trans; trans.Commit(); result = cmd.ExecuteNonQuery(); 阅读全文