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109 lines
4.5 KiB
109 lines
4.5 KiB
3 years ago
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/*
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* $Id: rnd.h,v 1.4 2006/08/01 04:13:17 jms Exp $
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*
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* Revision History
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* ===================
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* $Log: rnd.h,v $
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* Revision 1.4 2006/08/01 04:13:17 jms
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* fix parallel generation
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*
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* Revision 1.3 2006/07/31 17:23:09 jms
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* fix to parallelism problem
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*
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* Revision 1.2 2005/01/03 20:08:59 jms
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* change line terminations
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*
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* Revision 1.1.1.1 2004/11/24 23:31:47 jms
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* re-establish external server
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*
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* Revision 1.1.1.1 2003/08/08 21:50:34 jms
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* recreation after CVS crash
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*
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* Revision 1.3 2003/08/08 21:35:26 jms
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* first integration of rng64 for o_custkey and l_partkey
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*
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* Revision 1.2 2003/08/07 17:58:34 jms
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* Convery RNG to 64bit space as preparation for new large scale RNG
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*
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* Revision 1.1.1.1 2003/04/03 18:54:21 jms
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* initial checkin
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*
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*
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*/
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/*
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* rnd.h -- header file for use withthe portable random number generator
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* provided by Frank Stephens of Unisys
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*/
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/* function protypes */
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DSS_HUGE NextRand PROTO((DSS_HUGE));
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DSS_HUGE UnifInt PROTO((DSS_HUGE, DSS_HUGE, long));
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static long nA = 16807; /* the multiplier */
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static long nM = 2147483647;/* the modulus == 2^31 - 1 */
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static long nQ = 127773; /* the quotient nM / nA */
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static long nR = 2836; /* the remainder nM % nA */
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double dM = 2147483647.0;
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/*
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* macros to control RNG and assure reproducible multi-stream
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* runs without the need for seed files. Keep track of invocations of RNG
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* and always round-up to a known per-row boundary.
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*/
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/*
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* preferred solution, but not initializing correctly
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*/
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#define VSTR_MAX(len) (long)(len / 5 + (len % 5 == 0)?0:1 + 1)
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seed_t Seed[MAX_STREAM + 1] =
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{
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{PART, 1, 0, 1}, /* P_MFG_SD 0 */
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{PART, 46831694, 0, 1}, /* P_BRND_SD 1 */
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{PART, 1841581359, 0, 1}, /* P_TYPE_SD 2 */
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{PART, 1193163244, 0, 1}, /* P_SIZE_SD 3 */
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{PART, 727633698, 0, 1}, /* P_CNTR_SD 4 */
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{NONE, 933588178, 0, 1}, /* text pregeneration 5 */
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{PART, 804159733, 0, 2}, /* P_CMNT_SD 6 */
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{PSUPP, 1671059989, 0, SUPP_PER_PART}, /* PS_QTY_SD 7 */
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{PSUPP, 1051288424, 0, SUPP_PER_PART}, /* PS_SCST_SD 8 */
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{PSUPP, 1961692154, 0, SUPP_PER_PART * 2}, /* PS_CMNT_SD 9 */
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{ORDER, 1227283347, 0, 1}, /* O_SUPP_SD 10 */
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{ORDER, 1171034773, 0, 1}, /* O_CLRK_SD 11 */
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{ORDER, 276090261, 0, 2}, /* O_CMNT_SD 12 */
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{ORDER, 1066728069, 0, 1}, /* O_ODATE_SD 13 */
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{LINE, 209208115, 0, O_LCNT_MAX}, /* L_QTY_SD 14 */
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{LINE, 554590007, 0, O_LCNT_MAX}, /* L_DCNT_SD 15 */
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{LINE, 721958466, 0, O_LCNT_MAX}, /* L_TAX_SD 16 */
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{LINE, 1371272478, 0, O_LCNT_MAX}, /* L_SHIP_SD 17 */
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{LINE, 675466456, 0, O_LCNT_MAX}, /* L_SMODE_SD 18 */
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{LINE, 1808217256, 0, O_LCNT_MAX}, /* L_PKEY_SD 19 */
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{LINE, 2095021727, 0, O_LCNT_MAX}, /* L_SKEY_SD 20 */
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{LINE, 1769349045, 0, O_LCNT_MAX}, /* L_SDTE_SD 21 */
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{LINE, 904914315, 0, O_LCNT_MAX}, /* L_CDTE_SD 22 */
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{LINE, 373135028, 0, O_LCNT_MAX}, /* L_RDTE_SD 23 */
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{LINE, 717419739, 0, O_LCNT_MAX}, /* L_RFLG_SD 24 */
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{LINE, 1095462486, 0, O_LCNT_MAX * 2}, /* L_CMNT_SD 25 */
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{CUST, 881155353, 0, 9}, /* C_ADDR_SD 26 */
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{CUST, 1489529863, 0, 1}, /* C_NTRG_SD 27 */
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{CUST, 1521138112, 0, 3}, /* C_PHNE_SD 28 */
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{CUST, 298370230, 0, 1}, /* C_ABAL_SD 29 */
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{CUST, 1140279430, 0, 1}, /* C_MSEG_SD 30 */
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{CUST, 1335826707, 0, 2}, /* C_CMNT_SD 31 */
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{SUPP, 706178559, 0, 9}, /* S_ADDR_SD 32 */
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{SUPP, 110356601, 0, 1}, /* S_NTRG_SD 33 */
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{SUPP, 884434366, 0, 3}, /* S_PHNE_SD 34 */
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{SUPP, 962338209, 0, 1}, /* S_ABAL_SD 35 */
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{SUPP, 1341315363, 0, 2}, /* S_CMNT_SD 36 */
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{PART, 709314158, 0, 92}, /* P_NAME_SD 37 */
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{ORDER, 591449447, 0, 1}, /* O_PRIO_SD 38 */
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{LINE, 431918286, 0, 1}, /* HVAR_SD 39 */
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{ORDER, 851767375, 0, 1}, /* O_CKEY_SD 40 */
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{NATION, 606179079, 0, 2}, /* N_CMNT_SD 41 */
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{REGION, 1500869201, 0, 2}, /* R_CMNT_SD 42 */
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{ORDER, 1434868289, 0, 1}, /* O_LCNT_SD 43 */
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{SUPP, 263032577, 0, 1}, /* BBB offset 44 */
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{SUPP, 753643799, 0, 1}, /* BBB type 45 */
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{SUPP, 202794285, 0, 1}, /* BBB comment 46 */
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{SUPP, 715851524, 0, 1} /* BBB junk 47 */
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};
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