should be it

external/duckdb/third_party/tpce-tool/main/ExchangeTable.cpp

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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
+ * - Doug Johnson
+ */
+
+#include "main/ExchangeTable.h"
+
+#include <cstring>
+
+#include "utilities/MiscConsts.h"
+
+using namespace TPCE;
+
+void CExchangeTable::ComputeNumSecurities(TIdent iCustomerCount) {
+	// There are 685 securities per Load Unit. The flat_in/Security.txt contains
+	// 10 LUs worth of securities. This array is a pre-computation of the
+	// cumulative number of securities each excahnge has in the first 10 LUs.
+	const int iSecurityCounts[4][11] = {{0, 153, 307, 491, 688, 859, 1028, 1203, 1360, 1532, 1704},
+	                                    {0, 173, 344, 498, 658, 848, 1006, 1191, 1402, 1572, 1749},
+	                                    {0, 189, 360, 534, 714, 875, 1023, 1174, 1342, 1507, 1666},
+	                                    {0, 170, 359, 532, 680, 843, 1053, 1227, 1376, 1554, 1731}};
+	INT32 numLU = static_cast<INT32>(iCustomerCount / 1000);
+	INT32 numLU_Tens = numLU / 10;
+	INT32 numLU_Ones = numLU % 10;
+
+	for (int i = 0; i < 4; i++) {
+		securityCount[i] = iSecurityCounts[i][10] * numLU_Tens + iSecurityCounts[i][numLU_Ones];
+	}
+}
+
+CExchangeTable::CExchangeTable(const ExchangeDataFile_t &dataFile, TIdent configuredCustomers)
+    : FixedTable<ExchangeDataFile_t, EXCHANGE_ROW>(dataFile) {
+	ComputeNumSecurities(configuredCustomers);
+}
+
+CExchangeTable::~CExchangeTable() {
+}
+
+void CExchangeTable::LoadTableRow() {
+	const ExchangeDataFileRecord &dataRecord(df[recordIdx]);
+
+	tableRow.EX_AD_ID = dataRecord.EX_AD_ID() + iTIdentShift;
+	tableRow.EX_CLOSE = dataRecord.EX_CLOSE();
+	strncpy(tableRow.EX_DESC, dataRecord.EX_DESC_CSTR(), sizeof(tableRow.EX_DESC));
+	strncpy(tableRow.EX_ID, dataRecord.EX_ID_CSTR(), sizeof(tableRow.EX_ID));
+	strncpy(tableRow.EX_NAME, dataRecord.EX_NAME_CSTR(), sizeof(tableRow.EX_NAME));
+	tableRow.EX_NUM_SYMB = securityCount[recordIdx];
+	tableRow.EX_OPEN = dataRecord.EX_OPEN();
+}