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email-tracker/external/duckdb/third_party/tpce-tool/include/main/CompanyTable.h
2025-10-24 19:21:19 -05:00

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/*
* Legal Notice
*
* This document and associated source code (the "Work") is a part of a
* benchmark specification maintained by the TPC.
*
* The TPC reserves all right, title, and interest to the Work as provided
* under U.S. and international laws, including without limitation all patent
* and trademark rights therein.
*
* No Warranty
*
* 1.1 TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THE INFORMATION
* CONTAINED HEREIN IS PROVIDED "AS IS" AND WITH ALL FAULTS, AND THE
* AUTHORS AND DEVELOPERS OF THE WORK HEREBY DISCLAIM ALL OTHER
* WARRANTIES AND CONDITIONS, EITHER EXPRESS, IMPLIED OR STATUTORY,
* INCLUDING, BUT NOT LIMITED TO, ANY (IF ANY) IMPLIED WARRANTIES,
* DUTIES OR CONDITIONS OF MERCHANTABILITY, OF FITNESS FOR A PARTICULAR
* PURPOSE, OF ACCURACY OR COMPLETENESS OF RESPONSES, OF RESULTS, OF
* WORKMANLIKE EFFORT, OF LACK OF VIRUSES, AND OF LACK OF NEGLIGENCE.
* ALSO, THERE IS NO WARRANTY OR CONDITION OF TITLE, QUIET ENJOYMENT,
* QUIET POSSESSION, CORRESPONDENCE TO DESCRIPTION OR NON-INFRINGEMENT
* WITH REGARD TO THE WORK.
* 1.2 IN NO EVENT WILL ANY AUTHOR OR DEVELOPER OF THE WORK BE LIABLE TO
* ANY OTHER PARTY FOR ANY DAMAGES, INCLUDING BUT NOT LIMITED TO THE
* COST OF PROCURING SUBSTITUTE GOODS OR SERVICES, LOST PROFITS, LOSS
* OF USE, LOSS OF DATA, OR ANY INCIDENTAL, CONSEQUENTIAL, DIRECT,
* INDIRECT, OR SPECIAL DAMAGES WHETHER UNDER CONTRACT, TORT, WARRANTY,
* OR OTHERWISE, ARISING IN ANY WAY OUT OF THIS OR ANY OTHER AGREEMENT
* RELATING TO THE WORK, WHETHER OR NOT SUCH AUTHOR OR DEVELOPER HAD
* ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.
*
* Contributors
* - Sergey Vasilevskiy
* - Doug Johnson
*/
/*
* Class representing the Company table.
*/
#ifndef COMPANY_TABLE_H
#define COMPANY_TABLE_H
#include "EGenTables_common.h"
#include "input/DataFileManager.h"
namespace TPCE {
const int iCEOMult = 1000; // for generating CEO name
// Number of RNG calls to skip for one row in order
// to not use any of the random values from the previous row.
//
const int iRNGSkipOneRowCompany = 2; // one for SP rate and one for CO_OPEN_DATE
class CCompanyTable : public TableTemplate<COMPANY_ROW> {
const CCompanyFile &m_CompanyFile;
const CompanySPRateDataFile_t &m_CompanySPRateFile;
CPerson m_person; // for CEO
CDateTime m_date;
TIdent m_iCO_AD_ID_START; // starting address id for companies
int m_iJan1_1800_DayNo;
int m_iJan2_2000_DayNo;
int m_iCurrentDayNo;
TIdent m_iCompanyCountForOneLoadUnit;
TIdent m_iCompanyCount;
TIdent m_iStartFromCompany;
/*
* Generate distribution for the company inside S&P Rating file.
*
* PARAMETERS:
* none.
*
* RETURNS:
* threshold in the set of S&P credit ratings.
*/
int GetCompanySPRateThreshold() {
RNGSEED OldSeed;
int iCompanySPRateThreshold;
OldSeed = m_rnd.GetSeed();
m_rnd.SetSeed(m_rnd.RndNthElement(RNGSeedBaseSPRate, (RNGSEED)m_row.CO_ID));
iCompanySPRateThreshold = m_rnd.RndIntRange(0, m_CompanySPRateFile.size() - 1);
m_rnd.SetSeed(OldSeed);
return (iCompanySPRateThreshold);
}
/*
* S&P Credit Rating for the current company.
* It is stored in the current record structure.
*
* PARAMETERS:
* none.
*
* RETURNS:
* none.
*/
void GenerateCompanySPRate(void) {
int iThreshold = GetCompanySPRateThreshold();
// Select the row in the input file
strncpy(m_row.CO_SP_RATE, m_CompanySPRateFile[iThreshold].CO_SP_RATE_CSTR(), sizeof(m_row.CO_SP_RATE));
}
/*
* Reset the state for the next load unit.
*
* PARAMETERS:
* none.
*
* RETURNS:
* none.
*/
void InitNextLoadUnit() {
m_rnd.SetSeed(m_rnd.RndNthElement(RNGSeedTableDefault, (RNGSEED)m_iLastRowNumber * iRNGSkipOneRowCompany));
ClearRecord(); // this is needed for EGenTest to work
}
public:
/*
* Constructor.
*
* PARAMETERS:
* IN inputFiles - input flat files loaded in memory
* IN iCustomerCount - number of customers to generate
* IN iStartFromCustomer - ordinal position of the first
* customer in the sequence (Note: 1-based)
*
* RETURNS:
* not applicable.
*/
CCompanyTable(const DataFileManager &dfm, TIdent iCustomerCount, TIdent iStartFromCustomer)
: TableTemplate<COMPANY_ROW>(), m_CompanyFile(dfm.CompanyFile()),
m_CompanySPRateFile(dfm.CompanySPRateDataFile()), m_person(dfm, 0, false) {
m_iJan1_1800_DayNo = CDateTime::YMDtoDayno(1800, 1, 1); // days number for Jan 1, 1800
m_iJan2_2000_DayNo = CDateTime::YMDtoDayno(2000, 1, 2); // days number for Jan 2, 2000
m_iCurrentDayNo = m_date.DayNo(); // today's days number
m_iCompanyCountForOneLoadUnit = m_CompanyFile.CalculateCompanyCount(iDefaultLoadUnitSize);
m_iCompanyCount = m_CompanyFile.CalculateCompanyCount(iCustomerCount);
m_iStartFromCompany = m_CompanyFile.CalculateStartFromCompany(iStartFromCustomer);
m_iLastRowNumber = m_iStartFromCompany;
// Start Company addresses immediately after Exchange addresses,
// and company addresses for prior companies
m_iCO_AD_ID_START = dfm.ExchangeDataFile().size() + m_iStartFromCompany + iTIdentShift;
};
/*
* Generate and store state information for the next CO_ID.
* The number of rows generated is incremented. This is why
* this function cannot be called more than once for a record.
*
* PARAMETERS:
* none.
*
* RETURNS:
* TRUE, if there are more company ids to generate; FALSE, otherwise.
*/
bool GenerateNextCO_ID() {
++m_iLastRowNumber;
m_bMoreRecords = m_iLastRowNumber < (m_iStartFromCompany + m_iCompanyCount);
return (MoreRecords());
}
/*
* Return the current CO_ID. Since it doesn't generate the next CO_ID,
* this function can be called many times for the same record.
*
* PARAMETERS:
* none.
*
* RETURNS:
* CO_ID in the current record.
*/
TIdent GetCurrentCO_ID() {
return (m_CompanyFile.GetCompanyId(m_iLastRowNumber));
}
/*
* Generate all column values for the next row
* and store them in the internal record structure.
* Increment the number of rows generated.
*
* PARAMETERS:
* none.
*
* RETURNS:
* TRUE, if there are more records in the ADDRESS table; FALSE
* othewise.
*/
bool GenerateNextRecord() {
int iFoundDayNo;
// Reset RNG at Load Unit boundary, so that all data is repeatable.
//
if (m_iLastRowNumber % m_iCompanyCountForOneLoadUnit == 0) {
InitNextLoadUnit();
}
m_row.CO_ID = GetCurrentCO_ID();
strncpy(m_row.CO_ST_ID, m_CompanyFile.GetRecord(m_iLastRowNumber).CO_ST_ID_CSTR(), sizeof(m_row.CO_ST_ID));
m_CompanyFile.CreateName(m_iLastRowNumber, m_row.CO_NAME, static_cast<int>(sizeof(m_row.CO_NAME)));
strncpy(m_row.CO_IN_ID, m_CompanyFile.GetRecord(m_iLastRowNumber).CO_IN_ID_CSTR(), sizeof(m_row.CO_IN_ID));
GenerateCompanySPRate();
snprintf(m_row.CO_CEO, sizeof(m_row.CO_CEO), "%s %s", m_person.GetFirstName(iCEOMult * m_row.CO_ID).c_str(),
m_person.GetLastName(iCEOMult * m_row.CO_ID).c_str());
strncpy(m_row.CO_DESC, m_CompanyFile.GetRecord(m_iLastRowNumber).CO_DESC_CSTR(), sizeof(m_row.CO_DESC));
m_row.CO_AD_ID = ++m_iCO_AD_ID_START;
iFoundDayNo = m_rnd.RndIntRange(m_iJan1_1800_DayNo, m_iJan2_2000_DayNo);
m_row.CO_OPEN_DATE.Set(iFoundDayNo);
// Update state info
return GenerateNextCO_ID();
}
};
} // namespace TPCE
#endif // COMPANY_TABLE_H