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the begginning
This commit is contained in:
david hill
545
dbcon/ddlpackageproc/ddlindexpopulator.cpp
Normal file
545
dbcon/ddlpackageproc/ddlindexpopulator.cpp
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@ -0,0 +1,545 @@
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/* Copyright (C) 2014 InfiniDB, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; version 2 of
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the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/***********************************************************************
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* $Id: ddlindexpopulator.cpp 9210 2013-01-21 14:10:42Z rdempsey $
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*
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*
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***********************************************************************/
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#include <sys/types.h>
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#include <sys/ipc.h>
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#include "ddlindexpopulator.h"
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#include "messagelog.h"
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#include "dataconvert.h"
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#include "joblist.h"
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#include "calpontselectexecutionplan.h"
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#include "distributedenginecomm.h"
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#include "simplecolumn.h"
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#include "resourcemanager.h"
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#include "columnresult.h"
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#include <boost/any.hpp>
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using namespace boost;
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#include <boost/algorithm/string/case_conv.hpp>
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using namespace boost::algorithm;
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using namespace WriteEngine;
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using namespace logging;
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using namespace resultset;
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using namespace joblist;
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using namespace std;
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using namespace execplan;
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using namespace ddlpackage;
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using namespace messageqcpp;
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namespace ddlpackageprocessor
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{
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bool DDLIndexPopulator::populateIndex(DDLPackageProcessor::DDLResult& result)
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{
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if (makeIndexStructs() )
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insertIndex();
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result = fResult;
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return NO_ERROR != fResult.result;
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}
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bool DDLIndexPopulator::makeIndexStructs( )
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{
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CalpontSelectExecutionPlan csep;
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makeCsep(csep);
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ResourceManager rm;
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if (! fEC)
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{
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fEC = DistributedEngineComm::instance(rm);
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fEC->Open();
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}
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SJLP jbl = joblist::JobListFactory::makeJobList(&csep, rm);
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boost::shared_ptr<CalpontSystemCatalog> csc = CalpontSystemCatalog::makeCalpontSystemCatalog( fSessionID );
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csc->identity(CalpontSystemCatalog::EC);
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jbl->putEngineComm(fEC);
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/*
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ResultManager * result = jbl->GetResultManager();
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result->setRunning(1);
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jbl->Execute(); */
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jbl->doQuery();
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CalpontSystemCatalog::TableName tableName;
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tableName.schema = fTable.fSchema;
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tableName.table = fTable.fName;
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CalpontSystemCatalog::OID tableOid = (csc->tableRID ( tableName )).objnum;
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CalpontSystemCatalog::NJLSysDataList sysDataList;
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for (;;)
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{
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TableBand band;
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band = jbl->projectTable(tableOid);
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if (band.getRowCount() == 0)
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{
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// No more bands, table is done
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break;
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}
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band.convertToSysDataList(sysDataList, csc);
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break;
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}
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//size_t cnt = fColNames.size();
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size_t i = 0;
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vector<ColumnResult*>::const_iterator it;
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vector<int>::const_iterator oid_iter;
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for (it = sysDataList.begin(); it != sysDataList.end(); it++)
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{
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if (isUnique())
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fUniqueColResultList.push_back(*it);
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for ( oid_iter = fOidList.begin(); oid_iter != fOidList.end(); oid_iter++ )
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{
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if ( (*it)->ColumnOID() == *oid_iter )
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{
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CalpontSystemCatalog::ColType coltype = makeIdxStruct(*it, fColNames.size(), csc);
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addColumnData(*it, coltype, i);
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}
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}
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i++;
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}
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return (fIdxValueList.size() && NO_ERROR == fResult.result );
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}
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void DDLIndexPopulator::makeCsep(CalpontSelectExecutionPlan& csep)
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{
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csep.sessionID(fSessionID);
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csep.txnID(fTxnID);
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csep.verID(fSessionManager->verID());
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CalpontSelectExecutionPlan::ReturnedColumnList colList;
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CalpontSelectExecutionPlan::ColumnMap colMap;
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CalpontSystemCatalog::TableColName tableColName;
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CalpontSystemCatalog::OID oid;
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tableColName.schema = fTable.fSchema;
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tableColName.table = fTable.fName;
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boost::shared_ptr<CalpontSystemCatalog> csc = CalpontSystemCatalog::makeCalpontSystemCatalog( fSessionID );
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string tableName(fTable.fSchema + "." + fTable.fName + ".");
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ColumnNameList::const_iterator cend = fColNames.end();
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for (ColumnNameList::const_iterator cname = fColNames.begin(); cname != cend; ++cname)
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{
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string fullColName(tableName + *cname);
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SRCP srcp(new SimpleColumn (fullColName, fSessionID));
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colList.push_back(srcp);
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tableColName.column = *cname;
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oid = csc->lookupOID( tableColName );
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fOidList.push_back( oid );
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colMap.insert(CalpontSelectExecutionPlan::ColumnMap::value_type(fullColName, srcp));
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}
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csep.columnMap (colMap);
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csep.returnedCols (colList);
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}
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CalpontSystemCatalog::ColType DDLIndexPopulator::makeIdxStruct(const ColumnResult* cr, size_t cols, boost::shared_ptr<CalpontSystemCatalog> csc )
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{
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IdxStruct idx;
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idx.treeOid = fIdxOID.treeOID;
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idx.listOid = fIdxOID.listOID;
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idx.multiColFlag = cols > 1;
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CalpontSystemCatalog::ColType coltype = csc->colType(cr->ColumnOID());
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idx.idxDataType = static_cast<CalpontSystemCatalog::ColDataType>(coltype.colDataType);
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if (isDictionaryType(coltype) )
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{
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idx.idxWidth = fTOKENSIZE;
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idx.idxType = WR_CHAR;
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}//@bug 410: index sizes are either 1, 4 or 8
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else if (exeplan::isCharType(coltype))
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{
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if (1 == coltype.colWidth) idx.idxWidth = 1;
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else idx.idxWidth = (coltype.colWidth > 4) ? 8 : 4;
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idx.idxType = WR_CHAR;
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}
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else
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idx.idxWidth = coltype.colWidth;
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fIdxStructList.push_back(idx);
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return coltype;
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}
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void DDLIndexPopulator::addColumnData(const execplan::ColumnResult* cr, const CalpontSystemCatalog::ColType colType, int added)
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{
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WriteEngine::IdxTupleList tupleList;
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WriteEngine::IdxTuple tuple;
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for(int i=0;i < cr->dataCount(); ++i)
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{
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WriteEngine::IdxTuple tuple ;
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convertColData( cr, i, colType, tuple);
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if (checkConstraints( tuple, colType, i, added))
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{
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tupleList.push_back(tuple);
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if (! added )
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fRidList.push_back(cr->GetRid(i));
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}
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else
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break;
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}
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if (tupleList.size())
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fIdxValueList.push_back(tupleList);
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}
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void DDLIndexPopulator::convertColData(const execplan::ColumnResult* cr, int idx, const CalpontSystemCatalog::ColType& colType, WriteEngine::IdxTuple& tuple)
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{
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if (isDictionaryType(colType))
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{
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/* tuple.data = tokenizeData ( colType, cr->GetStringData(idx) );*/
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/* tuple.data = tokenizeData ( cr->GetRid(idx) );*/
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tuple.data = convertTokenData(cr->GetStringData(idx));
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}
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else tuple.data = convertData( colType, cr, idx);
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}
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boost::any DDLIndexPopulator::convertTokenData( const std::string& data )
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{
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string strData((size_t)fTOKENSIZE < data.length() ? data.substr(0, fTOKENSIZE) : data);
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return strData;
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}
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#if 0
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// Disabled this function as it is currently not used.
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// If we decide to use, we should check on the usage of fileop.getFileName().
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// With iteration 17, the more common version of this getFileName() takes a
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// partition and segment number in addition to an OID. openColumnFile
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// should perhaps be changed to use this updated version of getFileName().
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bool DDLIndexPopulator::openColumnFile(WriteEngine::OID oid)
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{
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FileOp fileOp;
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char fileName[WriteEngine::FILE_NAME_SIZE];
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if (WriteEngine::NO_ERROR == fileOp.getFileName(oid, fileName) )
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{
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fColumnFile.open(fileName);
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return true;
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}
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else
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{
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logError("Could not get column file name for data");
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return false;
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}
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}
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#endif
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// Workaround to get original column token and not "retokenize" the string value
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boost::any DDLIndexPopulator::tokenizeData( WriteEngine::RID rid )
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{
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int64_t byteOffset = rid * fTOKENSIZE;
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ByteStream::byte inbuf[fTOKENSIZE];
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fColumnFile.seekg(byteOffset, ios::beg);
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fColumnFile.read(reinterpret_cast<char*>(inbuf), fTOKENSIZE);
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WriteEngine::Token token;
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memcpy(&token, inbuf, fTOKENSIZE);
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return token;
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}
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boost::any DDLIndexPopulator::tokenizeData( const execplan::CalpontSystemCatalog::ColType& colType, const std::string& data )
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{
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WriteEngine::DctnryTuple dictTuple;
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if ( data.length() > (unsigned int)colType.colWidth )
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{
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logError("Insert value is too large for column");
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}
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else
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{
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WriteEngine::DctnryStruct dictStruct;
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dictStruct.treeOid = colType.ddn.treeOID;
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dictStruct.listOid = colType.ddn.listOID;
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dictStruct.dctnryOid = colType.ddn.dictOID;
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memcpy(dictTuple.sigValue, data.c_str(), data.length());
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dictTuple.sigSize = data.length();
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int error = NO_ERROR;
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if ( NO_ERROR != (error = fWriteEngine->tokenize( fTxnID, dictStruct, dictTuple)) )
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{
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logError("Tokenization failed", error);
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}
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}
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return dictTuple.token;
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}
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boost::any DDLIndexPopulator::convertData(const CalpontSystemCatalog::ColType& colType, const execplan::ColumnResult* cr, int idx )
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{
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uint64_t data = cr->GetData(idx);
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switch( colType.colDataType )
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{
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case CalpontSystemCatalog::BIT:
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case execplan::CalpontSystemCatalog::TINYINT: return *reinterpret_cast<char*>(&data);
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case execplan::CalpontSystemCatalog::SMALLINT: return *reinterpret_cast<short*>(&data);
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case execplan::CalpontSystemCatalog::DATE: // @bug 375
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case execplan::CalpontSystemCatalog::MEDINT:
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case execplan::CalpontSystemCatalog::INT: return *reinterpret_cast<int*>(&data);
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case execplan::CalpontSystemCatalog::DATETIME: // @bug 375
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case execplan::CalpontSystemCatalog::BIGINT: return *reinterpret_cast<long long*>(&data);
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case execplan::CalpontSystemCatalog::DECIMAL:
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{
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if (colType.colWidth <= CalpontSystemCatalog::FOUR_BYTE) return *reinterpret_cast<short*>(&data);
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else if (colType.colWidth <= 9) return *reinterpret_cast<int*>(&data);
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else return *reinterpret_cast<long long*>(&data);
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}
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case execplan::CalpontSystemCatalog::FLOAT: return *reinterpret_cast<float*>(&data);
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case execplan::CalpontSystemCatalog::DOUBLE: return *reinterpret_cast<double*>(&data);
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case execplan::CalpontSystemCatalog::CHAR:
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case execplan::CalpontSystemCatalog::VARCHAR:
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{
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string strData(cr->GetStringData(idx) );
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return *reinterpret_cast<string*>(&strData);
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}
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default: break;
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}
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logError("Invalid column type");
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throw std::runtime_error("Invalid data");
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return *reinterpret_cast<long long*>(&data);
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}
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void DDLIndexPopulator::insertIndex( )
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{
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// @bug 359 use bulk load build
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int rc = (1 < fIdxStructList.size()) ?
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(void)0
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: (void)0;
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if (rc)
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logError("Error inserting index values", rc );
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}
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bool DDLIndexPopulator::isDictionaryType(const CalpontSystemCatalog::ColType& colType)
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{
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return ( (CalpontSystemCatalog::CHAR == colType.colDataType && 8 < colType.colWidth )
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|| (CalpontSystemCatalog::VARCHAR == colType.colDataType && 7 < colType.colWidth )
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|| (CalpontSystemCatalog::DECIMAL == colType.colDataType && 18 < colType.precision ));
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}
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bool DDLIndexPopulator::checkConstraints( const IdxTuple& data, const CalpontSystemCatalog::ColType& ctype, int i, int column)
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{
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switch( fConstraint )
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{
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case DDL_INVALID_CONSTRAINT:
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return true;
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case DDL_UNIQUE:
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case DDL_PRIMARY_KEY:
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if ((size_t)column + 1 < fColNames.size() )
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return true;
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return checkUnique( i, ctype );
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case DDL_NOT_NULL:
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return checkNotNull( data, ctype );
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case DDL_CHECK:
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return checkCheck( data, ctype );
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default:
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return true; //?
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}
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}
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// Check if the row of data at idx is already in fUniqueColResultList
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bool DDLIndexPopulator::checkUnique( int idx, const CalpontSystemCatalog::ColType& colType )
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{
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if (0 == idx)
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return true;
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//Get row of data as each column result data at idx
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size_t indexSize = fColNames.size();
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vector <uint64_t> rowIntData(indexSize);
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vector <string> rowStrData(indexSize);
|
||||
|
||||
for (size_t i = 0; i < indexSize; ++i)
|
||||
{
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||||
//if ( isStringType(fUniqueColResultList[i]->columnType()) )
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if ( isStringType(colType.colDataType) )
|
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rowStrData[i] = fUniqueColResultList[i]->GetStringData(idx);
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else
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rowIntData[i] = fUniqueColResultList[i]->GetData(idx);
|
||||
}
|
||||
//check if each value in the idx row is equal to each value in a previous row
|
||||
// i is the row; j is the column.
|
||||
bool unique = true;
|
||||
for (int i = 0; i < idx && unique; ++i)
|
||||
{
|
||||
bool equal = true;
|
||||
for (size_t j = 0; j < indexSize && equal; ++j)
|
||||
{
|
||||
if ( isStringType(colType.colDataType) )
|
||||
{
|
||||
equal = fUniqueColResultList[j]->GetStringData(i) == rowStrData[j];
|
||||
}
|
||||
else
|
||||
{
|
||||
equal = (static_cast<uint64_t>(fUniqueColResultList[j]->GetData(i)) == rowIntData[j]);
|
||||
}
|
||||
}
|
||||
unique = ! equal;
|
||||
}
|
||||
if (! unique)
|
||||
{
|
||||
stringstream ss;
|
||||
ss << idx;
|
||||
logError("Unique Constraint violated on row: " + ss.str() );
|
||||
}
|
||||
return unique;
|
||||
}
|
||||
|
||||
|
||||
bool DDLIndexPopulator::checkNotNull(const IdxTuple& data, const CalpontSystemCatalog::ColType& colType)
|
||||
{
|
||||
|
||||
any nullvalue = DDLNullValueForType(colType);
|
||||
bool isNull = false;
|
||||
|
||||
switch( colType.colDataType )
|
||||
{
|
||||
case CalpontSystemCatalog::BIT:
|
||||
break;
|
||||
|
||||
case execplan::CalpontSystemCatalog::TINYINT:
|
||||
isNull = any_cast<char>(data.data) == any_cast<char>(nullvalue);
|
||||
break;
|
||||
|
||||
case execplan::CalpontSystemCatalog::SMALLINT:
|
||||
isNull = any_cast<short>(data.data) == any_cast<short>(nullvalue);
|
||||
break;
|
||||
|
||||
case execplan::CalpontSystemCatalog::MEDINT:
|
||||
case execplan::CalpontSystemCatalog::INT:
|
||||
isNull = any_cast<int>(data.data) == any_cast<int>(nullvalue);
|
||||
break;
|
||||
|
||||
case execplan::CalpontSystemCatalog::BIGINT:
|
||||
isNull = any_cast<long long>(data.data) == any_cast<long long>(nullvalue);
|
||||
break;
|
||||
|
||||
case execplan::CalpontSystemCatalog::DECIMAL:
|
||||
{
|
||||
if (colType.colWidth <= CalpontSystemCatalog::FOUR_BYTE)
|
||||
isNull = any_cast<short>(data.data) == any_cast<short>(nullvalue);
|
||||
else if (colType.colWidth <= 9)
|
||||
isNull = any_cast<int>(data.data) == any_cast<int>(nullvalue);
|
||||
else if (colType.colWidth <= 18)
|
||||
isNull = any_cast<long long>(data.data) == any_cast<long long>(nullvalue);
|
||||
else
|
||||
isNull = compareToken(any_cast<WriteEngine::Token>(data.data), any_cast<WriteEngine::Token>(nullvalue));
|
||||
break;
|
||||
}
|
||||
case execplan::CalpontSystemCatalog::FLOAT:
|
||||
isNull = any_cast<float>(data.data) == any_cast<float>(nullvalue);
|
||||
break;
|
||||
|
||||
case execplan::CalpontSystemCatalog::DOUBLE:
|
||||
isNull = any_cast<double>(data.data) == any_cast<double>(nullvalue);
|
||||
break;
|
||||
|
||||
case execplan::CalpontSystemCatalog::DATE:
|
||||
isNull = any_cast<int>(data.data) == any_cast<int>(nullvalue);
|
||||
break;
|
||||
|
||||
case execplan::CalpontSystemCatalog::DATETIME:
|
||||
isNull = any_cast<long long>(data.data) == any_cast<long long>(nullvalue);
|
||||
break;
|
||||
|
||||
case execplan::CalpontSystemCatalog::CHAR:
|
||||
{
|
||||
if (colType.colWidth == execplan::CalpontSystemCatalog::ONE_BYTE)
|
||||
isNull = any_cast<string>(data.data) == any_cast<string>(nullvalue);
|
||||
else if (colType.colWidth == execplan::CalpontSystemCatalog::TWO_BYTE)
|
||||
isNull = any_cast<string>(data.data) == any_cast<string>(nullvalue);
|
||||
else if (colType.colWidth <= execplan::CalpontSystemCatalog::FOUR_BYTE)
|
||||
isNull = any_cast<string>(data.data) == any_cast<string>(nullvalue);
|
||||
else
|
||||
isNull = compareToken(any_cast<WriteEngine::Token>(data.data), any_cast<WriteEngine::Token>(nullvalue));
|
||||
break;
|
||||
|
||||
}
|
||||
case execplan::CalpontSystemCatalog::VARCHAR:
|
||||
{
|
||||
if (colType.colWidth == execplan::CalpontSystemCatalog::ONE_BYTE)
|
||||
isNull = any_cast<string>(data.data) == any_cast<string>(nullvalue);
|
||||
else if (colType.colWidth < execplan::CalpontSystemCatalog::FOUR_BYTE)
|
||||
isNull = any_cast<string>(data.data) == any_cast<string>(nullvalue);
|
||||
else
|
||||
isNull = compareToken(any_cast<WriteEngine::Token>(data.data), any_cast<WriteEngine::Token>(nullvalue));
|
||||
break;
|
||||
}
|
||||
default:
|
||||
throw std::runtime_error("getNullValueForType: unkown column data type");
|
||||
}
|
||||
if (isNull)
|
||||
logError("Null value not allowed in index");
|
||||
return ! isNull;
|
||||
|
||||
}
|
||||
|
||||
void DDLIndexPopulator::logError(const string& msg, int error)
|
||||
{
|
||||
|
||||
Message::Args args;
|
||||
Message message(9);
|
||||
args.add((string)__FILE__ + ": ");
|
||||
args.add(msg);
|
||||
if (error)
|
||||
{
|
||||
args.add("Error number: ");
|
||||
args.add(error);
|
||||
}
|
||||
|
||||
message.format( args );
|
||||
|
||||
fResult.result = DDLPackageProcessor::CREATE_ERROR;
|
||||
fResult.message = message;
|
||||
}
|
||||
|
||||
|
||||
} //namespace
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
Reference in New Issue
Block a user