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OracleTransaction myTrans ;
            conn.Open();
            myTrans =conn.BeginTransaction(IsolationLevel.ReadCommitted);
            comm.Transaction =myTrans;
            comm.CommandText="insert into TagInfo(TagID,AutoSubSysID,TagCode,TagName,TagType,TagValueType,TagMaxValue,TagMinValue,TagAlartMax";
            comm.CommandText+="                   ,TagAlartMin,TagSaveInterval,TagSaveIgBand,ValidTerm,TimeStampMode,TagAlartPos";
            comm.CommandText+="                     ,TagAlartPosDes,Description) ";
            comm.CommandText+="             values(trim(to_char(SeqTagID.Nextval ,'0000000000')),'0000000100',:TagCode,:TagName,:TagType,:TagValueType,:TagMaxValue,:TagMinValue,:TagAlartMax";
            comm.CommandText+="                     ,:TagAlartMin,:TagSaveInterval,:TagSaveIgBand,:ValidTerm,:TimeStampMode,:TagAlartPos";
            comm.CommandText+="                   &n


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SqlConnection conn= new SqlConnection("server=(local);database=colorring;uid=sa;pwd=;");
conn.Open();
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2¡¢¶¨ÒåsqlÁ¬½Ó£º SqlConnection conn= new SqlConnection("server=(local);database=colorring;uid=sa;pwd=;");
3¡¢´ò¿ªsqlÁ¬½Ó£º conn.Open();
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