Ejemplo n.º 1
0
        /// <summary>
        /// Copy PRD Annotation Table data to DEV by groups of result ids
        /// </summary>
        /// <returns></returns>

        public static string CopyPrdAnnotationTableDataToDevBy_Rslt_Id()
        {
            long minRi = 1;
            //long minRi = 1310251601; // appro half of rows, allows index on all cols to be built
            long maxRi     = 4331096190;
            long chunkSize = 100000;

            DbCommandMx cmd = new DbCommandMx();

            cmd.MxConn = DbConnectionMx.GetConnection("DEV857");
            cmd.BeginTransaction();

            long totalIns = 0;

            for (long ri = minRi; ri <= maxRi; ri += chunkSize)
            {
                string range = (ri + 1).ToString() + " and " + (ri + chunkSize);
                string sql   =
                    @"insert /*+ APPEND */ into mbs_owner.mbs_adw_rslt 
  (select * from mbs_owner.mbs_adw_rslt
  where rslt_id between " + range + ")";
                cmd.PrepareUsingDefinedConnection(sql);
                int insCnt = cmd.ExecuteNonReader();
                cmd.Commit();
                totalIns += insCnt;
                string msg = "Rows copied: " + totalIns + " (" + range + ")";
                Mobius.UAL.Progress.Show(msg);
                DebugLog.Message(msg);
            }

            cmd.Dispose();
            return("Rows copied: " + totalIns);
        }
Ejemplo n.º 2
0
/// <summary>
/// Create the temp table for the list if needed
/// </summary>
/// <param name="schema"></param>
/// <param name="name"></param>

        public static bool CreateListTableIfNeeded(
            string dsName,
            string listName)
        {
            DbCommandMx cmd     = null;
            bool        created = true;
            string      fullTableName;

            DataSourceMx ds = GetDataSourceInfo(ref dsName, ref listName, out fullTableName);

            if (Lists.ContainsKey(fullTableName))
            {
                return(false);
            }

            string sql = @"
				create global temporary table <schema.name> (
						rowPos integer,
						intKey integer,
						stringKey varchar2(256))
					on commit preserve rows"                    ;

            sql = sql.Replace("<schema.name>", fullTableName);

            try
            {
                DateTime t0 = DateTime.Now;
                cmd = new DbCommandMx();
                DbConnectionMx dbc = DbConnectionMx.GetConnection(dsName);
                cmd.MxConn = dbc;
                cmd.Prepare(sql);
                cmd.ExecuteNonReader();
                created = true;
                int tDelta = (int)TimeOfDay.Delta(t0);
                //DebugLog.Message("Create Table time: " + tDelta);
            }

            catch (Exception ex)
            {
                if (!ex.Message.Contains("ORA-xxx"))
                {
                    throw ex;                    // if other than already exists then throw exception
                }
                created = false;                 // already exists
            }

            finally { if (cmd != null)
                      {
                          cmd.Dispose();
                      }
            }

            TempDbList list = new TempDbList();

            list.DataSource      = ds;
            list.Name            = listName;
            Lists[fullTableName] = list;
            return(created);
        }
Ejemplo n.º 3
0
/// <summary>
/// Update copies of CMN_ASSY_ATRBTS in other Oracle instances
/// </summary>
/// <returns></returns>

        static string UpdateCmnAssyAtrbtsCopies()
        {
            DbCommandMx dao;
            string      sql, msg = "", errMsg = "";
            int         cnt;

            string[] dbList = new string[]
            {
                //"AssayDB1",
                //"AssayDB2",
                //"...",
            };

            foreach (string conName in dbList)
            {
                try
                {
                    dao        = new DbCommandMx();
                    dao.MxConn = DbConnectionMx.GetConnection(conName);

                    sql = "delete from MBS_OWNER.CMN_ASSY_ATRBTS";
                    dao.PrepareUsingDefinedConnection(sql);
                    cnt = dao.ExecuteNonReader();

                    sql = @"
					insert into MBS_OWNER.CMN_ASSY_ATRBTS 
					 select * from MBS_OWNER.CMN_ASSY_ATRBTS"                    ;

                    dao.PrepareUsingDefinedConnection(sql);
                    cnt = dao.ExecuteNonReader();

                    dao.Commit();
                    dao.Dispose();

                    if (msg != "")
                    {
                        msg += ", ";
                    }
                    msg += conName;
                }

                catch (Exception ex)
                {
                    errMsg += "Error updating " + conName + ": " + ex.Message + "\r\n";
                }
            }

            if (msg != "")
            {
                msg = "Updated copies of CMN_ASSY_ATRBTS in: " + msg;
            }
            if (errMsg != "")
            {
                msg += "\r\n" + errMsg;
            }
            return(msg);
        }
Ejemplo n.º 4
0
        /// <summary>
        /// Get a metatable from a database catalog
        /// </summary>
        /// <param name="schemaDotTableName"></param>
        /// <returns></returns>

        public static MetaTable GetMetaTableFromDatabaseDictionary(
            string schemaDotTableName)
        {
            string[] sa = schemaDotTableName.Split('.');
            if (sa.Length != 2)
            {
                return(null);
            }

            string schemaName = sa[0];
            string tableName  = sa[1];

            DbSchemaMx schema = DbSchemaMx.GetSchemaInfoFromName(schemaName);

            if (schema == null)
            {
                return(null);                            // unknown schema
            }
            if (Lex.IsDefined(schema.AliasFor))
            {
                schemaName = schema.AliasFor;
            }

            string dsName = schema.DataSourceName;

            DataSourceMx dataSource = DbConnectionMx.GetRootDataSource(schemaDotTableName);

            if (dataSource == null)
            {
                return(null);
            }

            DbConnectionMx conn = DbConnectionMx.GetConnection(dataSource.DataSourceName);

            if (dataSource.DbType == DatabaseType.MySql)
            {
                return(MySqlMx.GetMetaTableFromDatabaseDictionary(conn, schemaName, tableName));
            }

            else if (dataSource.DbType == DatabaseType.Oracle)
            {
                return(OracleMx.GetMetaTableFromDatabaseDictionary(conn, schemaName, tableName));
            }

            else if (dataSource.DbType == DatabaseType.ODBC)
            {
                return(OdbcMx.GetMetaTableFromDatabaseDictionary(conn, schemaName, tableName));
            }

            throw new Exception("Database dictionary not supported for: " + schemaDotTableName);
        }
Ejemplo n.º 5
0
        /// <summary>
        /// /// <summary>
        /// Copy PRD Annotation Table data to DEV reording and compressing the data by method
        /// </summary>
        /// <returns></returns>

        public static string CopyPrdAnnotationTableDataToDev()
        {
            string mvidSql = @"
select mthd_vrsn_id, count from 
(
select mthd_vrsn_id, count(mthd_vrsn_id) count 
 FROM MBS_OWNER.mbs_adw_rslt
 WHERE mthd_vrsn_id > 0 /* = 708070 */
 group by mthd_vrsn_id)
order by mthd_vrsn_id
";

            Mobius.UAL.Progress.Show("Getting list of annotation table mtht_vrsn_ids ...");
            DbCommandMx c1 = new DbCommandMx();

            c1.Prepare(mvidSql);
            c1.ExecuteReader();

            DbCommandMx cmd = new DbCommandMx();

            cmd.MxConn = DbConnectionMx.GetConnection("DEV857");
            cmd.BeginTransaction();
            long totalIns = 0;
            int  vmIdCnt  = 0;

            while (c1.Read())
            {
                long mvId = c1.GetLong(0);

                string sql =
                    @"insert /*+ APPEND */ into mbs_owner.mbs_adw_rslt 
  select * from mbs_owner.mbs_adw_rslt
  where mthd_vrsn_id = " + mvId + @" 
  order by ext_cmpnd_id_nbr, rslt_grp_id, rslt_id";
                cmd.PrepareUsingDefinedConnection(sql);
                int insCnt = cmd.ExecuteNonReader();
                cmd.Commit();
                totalIns += insCnt;
                vmIdCnt++;
                string msg = "Mthd_Vrsn_id: " + mvId + ", Vmids: " + vmIdCnt + ", Rows: " + totalIns;
                Mobius.UAL.Progress.Show(msg);
                DebugLog.Message(msg);
            }

            c1.Dispose();

            cmd.Dispose();
            return("Rows copied: " + totalIns);
        }
Ejemplo n.º 6
0
/// <summary>
/// Be sure the table is truncated
/// </summary>
/// <param name="schema"></param>
/// <param name="listName"></param>

        public static void TruncateListTable(
            string dsName,
            string listName)
        {
            DbCommandMx cmd = null;
            string      fullTableName;

            DataSourceMx ds = GetDataSourceInfo(ref dsName, ref listName, out fullTableName);

            string sql = "truncate table " + fullTableName;

            try
            {
                DateTime t0 = DateTime.Now;
                cmd = new DbCommandMx();
                DbConnectionMx dbc = DbConnectionMx.GetConnection(dsName);
                cmd.MxConn = dbc;
                cmd.Prepare(sql);
                cmd.ExecuteNonReader();
                int tDelta = (int)TimeOfDay.Delta(t0);
                //DebugLog.Message("Truncate Table time: " + tDelta);
            }

            catch (Exception ex)             // if truncate failed see if need to create
            {
                if (!ex.Message.Contains("ORA-00942"))
                {
                    throw ex;                                                    // if other than already exists then throw exception
                }
                bool created = CreateListTableIfNeeded(dsName, listName);
            }

            finally { if (cmd != null)
                      {
                          cmd.Dispose();
                      }
            }

            return;
        }
Ejemplo n.º 7
0
        /// <summary>
        /// Sync the Mobius CorpMoltable replicate used to retrieve Smiles
        /// Syntax: UpdateCorpDbMoltableMx [ ByDateRange | ByCorpIdRange | LoadMissing | <singleCorpId>]
        /// </summary>
        /// <returns></returns>

        public static string UpdateCorpDbMoltableMx(
            string args)
        {
            DateTime moleculeDateTime = DateTime.MinValue;
            double   mw;
            string   msg = "", sql = "", maxCorpIdSql, mf = "", chime = "", smiles = "", checkPointDate = "", helm = "", sequence = "", svg = "";

            object[][] pva = null;
            int        pvaCount = 0, CorpId, lowCorpId = 0, highCorpId = 0, srcMaxCorpId = 0;

            int SelectChunkSize  = 20;            // small chunks
            int InsertBufferSize = 10;

            //int SelectChunkSize = 100000; // big chunks
            //int InsertBufferSize = 1000;

            // Select data from corp_moltable by CorpId range

            const string SelectByCorpIdRange = @" 
		SELECT 
        m.corp_nbr,
        chime(m.ctab), 
        m.molformula,
        m.molweight,
        null molsmiles,
        s.helm_txt,
        s.sequence_txt,
        m.molecule_date
    FROM 
        corp_owner.corp_moltable m,
        corp_owner.corp_substance s
    where 
        m.corp_nbr > 0
        and s.corp_nbr = m.corp_nbr
        and (s.status_code is null or s.status_code = 'A')    
    ORDER BY corp_nbr";

            // Select data from corp_moltable by date range comparing to corp_moltable_mx

            const string SelectByDateRange = @"
			select
					m.corp_nbr,
					chime(m.ctab), 
					m.molformula,
					m.molweight,
          null molsmiles,
	        s.helm_txt,
					s.sequence_txt,
					m.molecule_date,
					m2.molecule_date
			from
					corp_owner.corp_moltable m,
					corp_owner.corp_substance s,
					corp_moltable_mx m2
			where
					m.molecule_date > to_date('1-jan-1900 000000','DD-MON-YYYY HH24MISS')
					and s.corp_nbr = M.CORP_NBR
					and (s.status_code is null or s.status_code = 'A')    
					and m2.corp_nbr (+) = m.corp_nbr
					and m2.molecule_date (+) != m.molecule_date
			order by m.molecule_date"            ;

            // Select for missing smiles strings, ex: Update CorpDbMoltableMx LoadMissing mx.molecule_date > '1-jan-2014'

            const string SelectMissingSmilesFix = @"
			select /* check for CorpIds in corp_moltable not in corp_moltable_mx */
					corp_nbr,
					chime(ctab), 
					molformula,
					molweight,
					null molsmiles,
					helm_txt,
          sequence_txt,
          molecule_date
			from 
					(
					select 
						m.*, 
						s.helm_txt,
						s.sequence_txt,
						mx.molsmiles molsmiles_mx
					from
					 corp_owner.corp_moltable m,
					 corp_owner.corp_substance s,
					 corp_moltable_mx mx
					where
					 s.corp_nbr = M.CORP_NBR
					 and (s.status_code is null or s.status_code = 'A')
					 and mx.corp_nbr (+) = m.corp_nbr
					 and 1=1 /* condition to substitute */
					) m
			where molsmiles_mx is null /* extra condition */
			order by corp_nbr"            ;

// Insert missing helm info

            const string SelectMissingHelmFix = @"
			select /* check for CorpIds in corp_moltable not in corp_moltable_mx */
					corp_nbr,
					chime(ctab), 
					molformula,
					molweight,
					null molsmiles,
					helm_txt,
          sequence_txt,
          molecule_date
			from 
					(
					select 
						m.*, 
						s.helm_txt,
						s.sequence_txt,
						mx.molsmiles molsmiles_mx
					from
					 corp_owner.corp_moltable m,
					 corp_owner.corp_substance s,
					 corp_moltable_mx mx
					where
					 s.corp_nbr = M.CORP_NBR
					 and (s.status_code is null or s.status_code = 'A')
					 and mx.corp_nbr (+) = m.corp_nbr
					 and 1=1 /* condition to substitute */
					) m
			where length(helm_txt) > 0 /* extra condition */
			order by corp_nbr"            ;

            // Secondary "large" structure table (~5k mols)

            const string SelectLargeMols = @"
			select 
				corp_nbr, 
				to_clob(molstructure), 
				to_clob(molformula), 
				molweight,
				molsmiles,
				null helm_txt,
				null sequence_txt,
				molecule_date
			from
			(select
				corp_srl_nbr corp_nbr,
				'CompoundId=' || corp_srl_nbr molstructure, 
				null ctab,
				mlclr_frml_txt molformula,
				mlclr_wgt molweight,
				null molsmiles,
				null molecule_date
				from rdm_owner.rdm_sbstnc 
				where rdw_src_cd = 'LRG'"                ;

// Insert statement

            const string InsertSql = @"
			insert into mbs_owner.corp_moltable_mx (
				corp_nbr,
				molstructure,
				molformula,
				molweight,
				molsmiles,
				molecule_date)
			values (:0, :1, :2, :3, :4, :5)"            ;

// Build select sql

            bool   byDateRange = false, byCorpIdRange = false, missingFix = true, deleteExisting = true;
            string missingFixCriteria = "";

            if (Lex.IsUndefined(args) || Lex.Eq(args, "ByDateRange"))
            {
                byDateRange = true;
            }

            else if (Lex.Eq(args, "ByCorpIdRange"))
            {
                byCorpIdRange = true;

                Progress.Show("Getting range of CorpIds to insert...");
                maxCorpIdSql = "select max(corp_nbr) from corp_owner.corp_moltable";                 // get highest CorpId in source db
                srcMaxCorpId = SelectSingleValueDao.SelectInt(maxCorpIdSql);
                if (srcMaxCorpId < 0)
                {
                    srcMaxCorpId = 0;
                }

                maxCorpIdSql = "select max(corp_nbr) from mbs_owner.corp_moltable_mx";                 // get highest CorpId in dest db
                highCorpId   = SelectSingleValueDao.SelectInt(maxCorpIdSql);
                if (highCorpId < 0)
                {
                    highCorpId = 0;
                }
            }

            else if (Lex.StartsWith(args, "LoadMissing"))
            {
                missingFix = true;
                if (args.Contains(" "))
                {
                    missingFixCriteria = args.Substring(10).Trim();
                }
            }

            else if (int.TryParse(args, out srcMaxCorpId))             // single CorpId
            {
                byCorpIdRange = true;
                highCorpId    = srcMaxCorpId - 1;              // say 1 less is the max we have
            }

            else
            {
                return("Syntax: UpdateCorpDbMoltableMx [ ByDateRange | ByCorpIdRange | LoadMissing | <singleCorpId>]");
            }

            Log("UpdateCorpDbMoltableMx started: " + args);

            int           readCount = 0, insCount = 0, insertCount = 0, updateCount = 0, undefinedStructures = 0, smilesSuccess = 0, smilesFails = 0, helmStructures = 0;
            List <string> CorpIdList = new List <string>();

            for (int chunk = 1; ; chunk++)       // loop over chunks
            {
                if (byDateRange)                 // single chunk
                {
                    if (chunk > 1)
                    {
                        break;                                // break 2nd time through
                    }
                    checkPointDate = UserObjectDao.GetUserParameter("MOBIUS", "UpdateCorpDbMoltableMxCheckpointDate", "01-sep-2013 000000");

                    //UserObjectDao.SetUserParameter("MOBIUS", "UpdateCorpDbMoltableMxCheckpointDate", checkPointDate);

                    sql = Lex.Replace(SelectByDateRange, "1-jan-1900 000000", checkPointDate);

                    msg = "Reading where date >= " + checkPointDate;
                }

                else if (byCorpIdRange)                 // by CorpId range
                {
                    if (highCorpId >= srcMaxCorpId)
                    {
                        break;                                      // done
                    }
                    lowCorpId  = highCorpId + 1;                    // start of next chunk
                    highCorpId = lowCorpId + SelectChunkSize;
                    if (highCorpId >= srcMaxCorpId)
                    {
                        highCorpId = srcMaxCorpId;
                    }
                    sql = Lex.Replace(SelectByCorpIdRange, "corp_nbr > 0", "corp_nbr between " + lowCorpId + " and " + highCorpId);

                    msg = "Reading: " + lowCorpId + " to " + highCorpId + ", Reads: " + readCount + ", Inserts: " + insertCount;
                }

                else if (missingFix)
                {
                    if (chunk > 1)
                    {
                        break;                                // break 2nd time through
                    }
                    sql = SelectMissingHelmFix;
                    if (Lex.IsDefined(missingFixCriteria))                     // substitute any criteria
                    {
                        sql = Lex.Replace(sql, "1=1", missingFixCriteria);
                    }
                    msg = "Fixing missing data";
                }

                Progress.Show(msg);

                DbCommandMx readCmd = new DbCommandMx();
                readCmd.MxConn = DbConnectionMx.GetConnection("prd123");
                readCmd.PrepareUsingDefinedConnection(sql, null);
                DbDataReader rdr = readCmd.ExecuteReader();

                DbCommandMx insertCmd = new DbCommandMx();

                OracleDbType[] pta = new OracleDbType[6];
                pta[0] = OracleDbType.Int32;                // corp_nbr
                pta[1] = OracleDbType.Clob;                 // molstructure
                pta[2] = OracleDbType.Clob;                 // molformula
                pta[3] = OracleDbType.Double;               // molweight
                pta[4] = OracleDbType.Clob;                 // smiles
                pta[5] = OracleDbType.Date;                 // molecule_date

                insertCmd.Prepare(InsertSql, pta);
                insertCmd.BeginTransaction();                               // be sure we have a transaction going

                pva = DbCommandMx.NewObjectArrayArray(6, InsertBufferSize); // alloc insert row array
                object[] vo = new object[6];

                while (true)
                {
                    bool readOk = rdr.Read();

                    if (readOk)
                    {
                        rdr.GetValues(vo);

                        CorpId = readCmd.GetInt(0);                         // corp_nbr
                        vo[0]  = CorpId;
                        CorpIdList.Add(CorpId.ToString());

                        if (!readCmd.IsNull(1))                         // molstructure
                        {
                            chime = readCmd.GetClob(1);
                            chime = OracleMx.ClearStringIfExceedsMaxStringSize(chime);
                            vo[1] = chime;
                        }
                        else
                        {
                            chime = "";
                        }

                        if (!readCmd.IsNull(2))                         // molformula
                        {
                            mf    = readCmd.GetClob(2);
                            mf    = OracleMx.ClearStringIfExceedsMaxStringSize(mf);
                            vo[2] = mf;
                        }

                        if (!readCmd.IsNull(3))                         // molweight
                        {
                            mw    = readCmd.GetDouble(3);
                            vo[3] = mw;
                        }

                        if (Lex.IsDefined(chime))                         // molsmiles - calculate from chime string
                        {
                            MoleculeMx cs = new MoleculeMx(MoleculeFormat.Chime, chime);
                            if (cs.AtomCount > 1)                             // need more than one atom
                            {
                                MoleculeMx cs2 = cs.ConvertTo(MoleculeFormat.Smiles);
                                smiles = cs2.GetSmilesString();
                                if (Lex.IsDefined(smiles))
                                {
                                    smilesSuccess++;
                                }
                                else
                                {
                                    Log("Smiles conversion failure for CorpId: " + CorpId);
                                    smilesFails++;
                                }
                                smiles = OracleMx.ClearStringIfExceedsMaxStringSize(smiles);

                                vo[4] = smiles;
                            }
                            else
                            {
                                undefinedStructures++;
                            }
                        }
                        else
                        {
                            undefinedStructures++;
                        }

                        if (!readCmd.IsNull(5))
                        {
                            helm = readCmd.GetClob(5);
                            if (Lex.IsDefined(helm))
                            {
                                svg   = HelmControl.GetSvg(helm);
                                vo[1] = SvgUtil.CompressSvgString(svg);                                 // store compressed svg in molstructure column for now
                                helmStructures++;
                            }
                        }

                        if (!readCmd.IsNull(6))
                        {
                            sequence = readCmd.GetClob(6);
                            if (Lex.IsDefined(sequence))
                            {
                                // nothing yet
                            }
                        }

                        moleculeDateTime = DateTime.MinValue;
                        if (!readCmd.IsNull(7))                         // molecule_date
                        {
                            moleculeDateTime = readCmd.GetDateTime(7);
                            vo[5]            = moleculeDateTime;
                        }

                        for (int pi = 0; pi < 6; pi++)                         // invert for insert
                        {
                            pva[pi][pvaCount] = vo[pi];
                        }

                        if (Debug)
                        {
                            msg = String.Format("CorpId: {0}, mf: {1}, chime: {2}, smiles: {3}", CorpId.ToString(), mf.Length, chime.Length, smiles.Length);
                            Log(msg);
                        }

                        pvaCount++;
                    }

                    if (pvaCount >= InsertBufferSize || (!readOk && pvaCount > 0))                     // write if buffer full or at end
                    {
                        try
                        {
                            if (deleteExisting)
                            {
                                int delCount = DoDeletes(CorpIdList);
                                updateCount += delCount;                                 // count deletes as updates
                                insertCount -= delCount;                                 // subtract from inserts
                            }
                            CorpIdList.Clear();

                            insCount = insertCmd.ExecuteArrayNonReader(pva, ref pvaCount);
                            insertCmd.Commit();
                            insertCmd.BeginTransaction();
                            insertCount += insCount;
                        }

                        catch (Exception ex)
                        {
                            throw new Exception(ex.Message, ex);
                        }

                        if (byDateRange)
                        {
                            string checkPointDate2 = String.Format("{0:dd-MMM-yyyy HHmmss}", moleculeDateTime);                             // format date time that will work with oracle
                            UserObjectDao.SetUserParameter("MOBIUS", "UpdateCorpDbMoltableMxCheckpointDate", checkPointDate2);
                            msg = "Processing where date >= " + checkPointDate + ", Reads: " + readCount + ", Inserts: " + insertCount + ", Updates: " + updateCount;
                        }

                        else if (byCorpIdRange)                         // CorpId range
                        {
                            msg = "Processing: " + lowCorpId + " to " + highCorpId + ", Reads: " + readCount + ", Inserts: " + insertCount;
                        }

                        else if (missingFix)
                        {
                            msg = "Fixing missing smiles, Updates: " + updateCount;
                        }

                        msg += String.Format(", Undefined structures: {0} , Smiles failures: {1}, Helms: {2}", undefinedStructures, smilesFails, helmStructures);

                        Progress.Show(msg);
                    }

                    if (!readOk)
                    {
                        break;
                    }

                    readCount++;
                }

                readCmd.Dispose();
                insertCmd.Dispose();
            }             // end for select chunk

            msg  = "UpdateCorpDbMoltableMx - Inserts: " + insertCount + ", Updates: " + updateCount;
            msg += String.Format(", Undefined structures: {0} , Smiles failures: {1}, Helms: {2}", undefinedStructures, smilesFails, helmStructures);
            Log(msg);

            return(msg);
        }
Ejemplo n.º 8
0
        /// <summary>
        /// Get the next value for the sequence (MySQL)
        /// </summary>
        /// <param name="seqName"></param>
        /// <returns></returns>

        public static long NextValLongMySQL(
            string seqName)
        {
            string sql;
            long   nextVal;

            SequenceDao seqDao = Lookup(seqName);

            Queue <long> seqQueue = seqDao.Queue;

            if (seqQueue.Count > 0)
            {
                nextVal = seqQueue.Dequeue();
                return(nextVal);
            }

            int count = (seqDao.CacheSize > 0 ? seqDao.CacheSize : 1);

            int t0 = TimeOfDay.Milliseconds();

            DbCommandMx seqCmd = new DbCommandMx();

            seqCmd.MxConn = DbConnectionMx.GetConnection("MySql_Mobius");              // "MySql_Mobius_Sequences"

            sql = String.Format(
                @"update mbs_owner.mbs_sequences 
			set value = last_insert_id(value) + {0}
			where name = '{1}'"            , count, seqName.ToUpper());

            seqCmd.PrepareUsingDefinedConnection(sql);

            int updCount = seqCmd.ExecuteNonReader();

            if (updCount <= 0)
            {
                throw new Exception("Error updating sequence (may not exist): " + seqName);
            }

            sql = "select last_insert_id()";             // gets value before update above
            seqCmd.PrepareUsingDefinedConnection(sql, null);
            DbDataReader rdr = seqCmd.ExecuteReader();

            bool readOk = rdr.Read();

            AssertMx.IsTrue(readOk, "readOk");
            long value = rdr.GetInt64(0);

            rdr.Close();
            seqCmd.CloseReader();

            nextVal = value + 1;             // return this one now

            long v2 = value + 2;             // next value
            long vn = value + count;         // last value

            for (long vi = v2; vi <= vn; vi++)
            {
                seqQueue.Enqueue(vi);
            }

            t0 = TimeOfDay.Milliseconds() - t0;
            //			DebugLog.Message("Read sequence, set size = " + seqQueue.Count.ToString() + ", Time(ms) = " + t0.ToString());
            return(nextVal);
        }
Ejemplo n.º 9
0
/// <summary>
/// Write temporary list
/// </summary>
/// <param name="dsName">Name of datasource</param>
/// <param name="listName">Name of list</param>
/// <param name="listItems">The list of items to write</param>
/// <param name="numeric">Store list items in numeric column if true, text otherwise</param>

        public static string Write(
            string dsName,
            string listName,
            List <string> listItems,
            int firstKeyIdx,
            int keyCount,
            bool numeric)
        {
            DbCommandMx cmd = null;

            Oracle.DataAccess.Client.OracleDbType parmType;
            string fullTableName, sKey;
            int    iKey, i1;
            object o;

            DataSourceMx ds = GetDataSourceInfo(ref dsName, ref listName, out fullTableName);

            TruncateListTable(dsName, listName);
            if (keyCount == 0)
            {
                return(null);                           // nothing to write
            }
            string sql = "insert into <schema.name>  (<cols>) values(:0)";

            sql = sql.Replace("<schema.name>", fullTableName);

            if (numeric)
            {
                sql = sql.Replace("<cols>", "intKey");
            }
            else
            {
                sql = sql.Replace("<cols>", "stringKey");
            }

            object[][] pva = DbCommandMx.NewObjectArrayArray(1, keyCount);             // alloc insert row array

            if (numeric)
            {
                for (i1 = 0; i1 < keyCount; i1++)
                {
                    if (int.TryParse(listItems[firstKeyIdx + i1], out iKey))
                    {
                        pva[0][i1] = iKey;
                    }
                    else
                    {
                        pva[0][i1] = DBNull.Value;
                    }
                }

                parmType = Oracle.DataAccess.Client.OracleDbType.Int32;
            }

            else             // string keys
            {
                for (i1 = 0; i1 < keyCount; i1++)
                {
                    sKey = listItems[firstKeyIdx + i1];
                    if (!Lex.IsNullOrEmpty(sKey))
                    {
                        pva[0][i1] = sKey;
                    }
                    else
                    {
                        pva[0][i1] = DBNull.Value;
                    }
                }

                parmType = Oracle.DataAccess.Client.OracleDbType.Varchar2;
            }

            try
            {
                DateTime t0 = DateTime.Now;
                cmd = new DbCommandMx();
                DbConnectionMx dbc = DbConnectionMx.GetConnection(dsName);
                cmd.MxConn = dbc;
                cmd.Prepare(sql, parmType);
                int insCount = cmd.ExecuteArrayNonReader(pva, ref keyCount);
                int tDelta   = (int)TimeOfDay.Delta(t0);
                if (Debug)
                {
                    DebugLog.Message("Write TempDbList for KeyCount: " + insCount + ", Time: " + tDelta);
                }
            }

            catch (Exception ex)
            {
                throw ex;
            }

            finally { cmd.Dispose(); }

            return(fullTableName);
        }