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driver.c
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driver.c
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/* Sccsid: @(#)driver.c 9.1.1.34 5/1/96 11:45:07 */
/* main driver for dss banchmark */
#define DECLARER /* EXTERN references get defined here */
#define NO_FUNC (int (*) ()) NULL /* to clean up tdefs */
#define NO_LFUNC (long (*) ()) NULL /* to clean up tdefs */
#define ANSI_COLOR_RED "\x1b[31m"
#define ANSI_COLOR_GREEN "\x1b[32m"
#define ANSI_COLOR_YELLOW "\x1b[33m"
#define ANSI_COLOR_BLUE "\x1b[34m"
#define ANSI_COLOR_MAGENTA "\x1b[35m"
#define ANSI_COLOR_CYAN "\x1b[36m"
#define ANSI_COLOR_RESET "\x1b[0m"
#include "config.h"
////8200 moved some header file up front
//#include "dss.h"
//#include "dsstypes.h"
//#include "bcd2.h"
////8200 -------
#include <stdlib.h>
#if (defined(_POSIX_)||!defined(WIN32)) /* Change for Windows NT */
#include <unistd.h>
#include <sys/wait.h>
#endif /* WIN32 */
#include <stdio.h> /* */
#include <limits.h>
#include <math.h>
#include <ctype.h>
#include <signal.h>
#include <string.h>
#include <errno.h>
#ifdef HP
#include <strings.h>
#endif
#if (defined(WIN32)&&!defined(_POSIX_))
#include <process.h>
#pragma warning(disable:4201)
#pragma warning(disable:4214)
#pragma warning(disable:4514)
#define WIN32_LEAN_AND_MEAN
#define NOATOM
#define NOGDICAPMASKS
#define NOMETAFILE
#define NOMINMAX
#define NOMSG
#define NOOPENFILE
#define NORASTEROPS
#define NOSCROLL
#define NOSOUND
#define NOSYSMETRICS
#define NOTEXTMETRIC
#define NOWH
#define NOCOMM
#define NOKANJI
#define NOMCX
#include <windows.h>
#pragma warning(default:4201)
#pragma warning(default:4214)
#endif
//8200
#include "dss.h"
#include "dsstypes.h"
#include "bcd2.h"
/*
* Function prototypes
*/
void usage (void);
int prep_direct (char *);
int close_direct (void);
void kill_load (void);
int pload (int tbl);
void gen_tbl (int tnum, long start, long count, long upd_num);
int pr_drange (int tbl, long min, long cnt, long num);
int set_files (int t, int pload);
void seed_name (char *tgt, long s, long c, long p);
int partial (int, int);
void gen_seeds (int start, int s);
extern int optind, opterr;
extern char *optarg;
long rowcnt = 0, minrow = 0, upd_num = 0;
double flt_scale;
#if (defined(WIN32)&&!defined(_POSIX_))
char *spawn_args[25];
#endif
/*
* Extensions to dbgen for generation of skewed data.
* Surajit Chaudhuri, Vivek Narasayya.
* (Jan '99)
*/
/* default skew is 0 -- i.e. uniform distribution */
double skew = 0;
/*
* general table descriptions. See dss.h for details on structure
* NOTE: tables with no scaling info are scaled according to
* another table
*
*
* the following is based on the tdef structure defined in dss.h as:
* typedef struct
* {
* char *name; -- name of the table;
* flat file output in <name>.tbl
* long base; -- base scale rowcount of table;
* 0 if derived
* int (*header) (); -- function to prep output
* int (*loader[2]) (); -- functions to present output
* long (*gen_seed) (); -- functions to seed the RNG
* int child; -- non-zero if there is an associated
detail table
* } tdef;
*
*/
/*
* flat file print functions; used with -F(lat) option
*/
int pr_cust (customer_t * c, int mode);
int pr_line (order_t * o, int mode);
int pr_order (order_t * o, int mode);
int pr_part (part_t * p, int mode);
int pr_psupp (part_t * p, int mode);
int pr_supp (supplier_t * s, int mode);
int pr_order_line (order_t * o, int mode);
int pr_part_psupp (part_t * p, int mode);
int pr_time (dss_time_t * t, int mode);
int pr_nation (code_t * c, int mode);
int pr_region (code_t * c, int mode);
/*
* inline load functions; used with -D(irect) option
*/
int ld_cust (customer_t * c, int mode);
int ld_line (order_t * o, int mode);
int ld_order (order_t * o, int mode);
int ld_part (part_t * p, int mode);
int ld_psupp (part_t * p, int mode);
int ld_supp (supplier_t * s, int mode);
int ld_order_line (order_t * o, int mode);
int ld_part_psupp (part_t * p, int mode);
int ld_time (dss_time_t * t, int mode);
int ld_nation (code_t * c, int mode);
int ld_region (code_t * c, int mode);
/*
* seed generation functions; used with '-O s' option
*/
long sd_cust (long skip_count);
long sd_line (long skip_count);
long sd_order (long skip_count);
long sd_part (long skip_count);
long sd_psupp (long skip_count);
long sd_supp (long skip_count);
long sd_order_line (long skip_count);
long sd_part_psupp (long skip_count);
long sd_nation (long skip_count);
long sd_region (long skip_count);
/*
* header output functions); used with -h(eader) option
*/
int hd_cust (FILE * f);
int hd_line (FILE * f);
int hd_order (FILE * f);
int hd_part (FILE * f);
int hd_psupp (FILE * f);
int hd_supp (FILE * f);
int hd_order_line (FILE * f);
int hd_part_psupp (FILE * f);
int hd_time (FILE * f);
int hd_nation (FILE * f);
int hd_region (FILE * f);
tdef tdefs[] =
{
{"part.tbl", "part table", 200000, hd_part,
{pr_part, ld_part}, sd_part, NONE},
{"partsupp.tbl", "partsupplier table", 200000, hd_psupp,
{pr_psupp, ld_psupp}, sd_psupp, NONE},
{"supplier.tbl", "suppliers table", 10000, hd_supp,
{pr_supp, ld_supp}, sd_supp, NONE},
{"customer.tbl", "customers table", 150000, hd_cust,
{pr_cust, ld_cust}, sd_cust, NONE},
{"order.tbl", "order table", 150000, hd_order,
{pr_order, ld_order}, sd_order, NONE},
{"lineitem.tbl", "lineitem table", 150000, hd_line,
{pr_line, ld_line}, sd_line, NONE},
{"order.tbl", "order/lineitem tables", 150000, hd_order_line,
{pr_order_line, ld_order_line}, sd_order_line, LINE},
{"part.tbl", "part/partsupplier tables", 200000, hd_part_psupp,
{pr_part_psupp, ld_part_psupp}, sd_part_psupp, PSUPP},
{"time.tbl", "time table", 2557, hd_time,
{pr_time, ld_time}, NO_LFUNC, NONE},
{"nation.tbl", "nation table", NATIONS_MAX, hd_nation,
{pr_nation, ld_nation}, sd_nation, NONE},
{"region.tbl", "region table", NATIONS_MAX, hd_region,
{pr_region, ld_region}, sd_region, NONE},
{"TPCDSEED", NULL, 0, NO_FUNC,
{NO_FUNC, NO_FUNC}, NO_LFUNC, NONE}
};
int *pids;
#define LIFENOISE(n) if (verbose && (i % n) == 0) fprintf(stderr, ".")
void
mk_sparse (long res[], long base, long seq)
{
long low_mask, seq_mask, overflow = 0;
int count = 0;
low_mask = (1 << SPARSE_KEEP) - 1;
seq_mask = (1 << SPARSE_BITS) - 1;
LONG2HUGE (base, res);
HUGE_DIV (res, 1 << SPARSE_KEEP);
HUGE_MUL (res, 1 << SPARSE_BITS);
HUGE_ADD (res, seq, res);
HUGE_MUL (res, 1 << SPARSE_KEEP);
HUGE_ADD (res, base & low_mask, res);
bcd2_bin (&low_mask, res[0]);
bcd2_bin (&seq_mask, res[1]);
res[0] = low_mask;
res[1] = seq_mask;
return;
}
/*
* routines to handle the graceful cleanup of multi-process loads
*/
void
stop_proc (int signum)
{
exit (0);
}
void
kill_load (void)
{
int i;
#if !defined(U2200) && !defined(DOS)
for (i = 0; i < children; i++)
if (pids[i])
KILL (pids[i]);
#endif /* !U2200 && !DOS */
return;
}
/*
* re-set default output file names
*/
int
set_files (int i, int pload)
{
char line[80], *new_name;
if (table & (1 << i))
child_table:
{
if (pload != -1)
sprintf (line, "%s.%d", tdefs[i].name, pload + 1);
else
{
printf ("Enter new destination for %s data: ",
tdefs[i].name);
if (fgets (line, sizeof (line), stdin) == NULL)
return (-1);;
if ((new_name = strchr (line, '\n')) != NULL)
*new_name = '\0';
if (strlen (line) == 0)
return (0);
}
new_name = (char *) malloc (strlen (line) + 1);
MALLOC_CHECK (new_name);
strcpy (new_name, line);
tdefs[i].name = new_name;
if (tdefs[i].child != NONE)
{
i = tdefs[i].child;
tdefs[i].child = NONE;
goto child_table;
}
}
return (0);
}
/*
* read the distributions needed in the benchamrk
*/
void
load_dists (void)
{
read_dist (env_config (DIST_TAG, DIST_DFLT), "p_cntr", &p_cntr_set);
read_dist (env_config (DIST_TAG, DIST_DFLT), "colors", &colors);
read_dist (env_config (DIST_TAG, DIST_DFLT), "p_types", &p_types_set);
read_dist (env_config (DIST_TAG, DIST_DFLT), "nations", &nations);
read_dist (env_config (DIST_TAG, DIST_DFLT), "regions", ®ions);
read_dist (env_config (DIST_TAG, DIST_DFLT), "o_oprio",
&o_priority_set);
read_dist (env_config (DIST_TAG, DIST_DFLT), "instruct",
&l_instruct_set);
read_dist (env_config (DIST_TAG, DIST_DFLT), "smode", &l_smode_set);
read_dist (env_config (DIST_TAG, DIST_DFLT), "category",
&l_category_set);
read_dist (env_config (DIST_TAG, DIST_DFLT), "rflag", &l_rflag_set);
read_dist (env_config (DIST_TAG, DIST_DFLT), "msegmnt", &c_mseg_set);
}
/*
* generate a particular table
*/
#ifndef SUPPORT_64BITS
void
gen_h_tbl (int tnum, long start[], long count[], long upd_num)
{
order_t o;
static long max_easy = LONG_MAX >> SPARSE_BITS;
HUGE_T (i);
HUGE_T (sk);
HUGE_SET (start, i);
while (HUGE_CMP (count, 0) > 0)
{
if (verbose && (i[0] % 1000) == 0)
fprintf (stderr, ".");
mk_sparse (sk, i,
(upd_num == 0) ? 0 : 1 + upd_num / (10000 / refresh));
/*mk_order (sk, &o);*/
tdefs[tnum].loader[direct] (&o, upd_num);
HUGE_SUB (count, 1, count);
HUGE_ADD (i, 1, i);
}
return;
}
#endif /* SUPPORT_64BITS */
#ifdef SUPPORT_64BITS
void
gen_tbl (int tnum, DSS_HUGE start, DSS_HUGE count, long upd_num)
#else
void
gen_tbl (int tnum, long start, long count, long upd_num)
#endif /* SUPPORT_64BITS */
{
order_t o;
supplier_t supp;
customer_t cust;
part_t part;
dss_time_t t;
code_t code;
static long max_easy = LONG_MAX >> SPARSE_BITS;
static int completed = 0;
long i;
HUGE_T (sk);
for (i = start; count; count--, i++)
{
LIFENOISE (1000);
ROW_START (tnum);
switch (tnum)
{
case LINE:
case ORDER:
case ORDER_LINE:
mk_sparse (sk, i,
(upd_num == 0) ? 0 : 1 + upd_num / (10000 / refresh));
mk_order (sk, &o);
/* tdefs[tnum].loader[direct] (&o, upd_num); */
break;
case SUPP:
mk_supp (i, &supp);
tdefs[tnum].loader[direct] (&supp, upd_num);
break;
case CUST:
mk_cust (i, &cust);
tdefs[tnum].loader[direct] (&cust, upd_num);
break;
case PSUPP:
case PART:
case PART_PSUPP:
mk_part (i, &part);
tdefs[tnum].loader[direct] (&part, upd_num);
break;
case TIME:
mk_time (i, &t);
tdefs[tnum].loader[direct] (&t, 0);
break;
case NATION:
mk_nation (i, &code);
tdefs[tnum].loader[direct] (&code, 0);
break;
case REGION:
mk_region (i, &code);
tdefs[tnum].loader[direct] (&code, 0);
break;
}
ROW_STOP (tnum);
}
completed |= 1 << tnum;
}
void
usage (void)
{
fprintf (stderr, "%s\n%s\n\t%s\n%s %s\n\n",
"USAGE:",
"dbgen [-{vfFD}] [-O {fhmst}][-T {pcsoPSOL}]",
"[-s <scale>][-C <procs>][-S <step>]",
"dbgen [-v] [-O {dhmrt}] [-s <scale>]",
"[-U <updates>] [-r <percent>]");
fprintf (stderr, "-C <n> -- use <n> processes to generate data\n");
fprintf (stderr, " [Under DOS, must be used with -S]\n");
fprintf (stderr, "-D -- do database load in line\n");
fprintf (stderr, "-f -- force. Overwrite existing files\n");
fprintf (stderr, "-F -- generate flat files output\n");
fprintf (stderr, "-h -- display this message\n");
fprintf (stderr, "-n <s> -- inline load into database <s>\n");
fprintf (stderr, "-O d -- generate SQL syntax for deletes\n");
fprintf (stderr, "-O f -- over-ride default output file names\n");
fprintf (stderr, "-O h -- output files with headers\n");
fprintf (stderr, "-O m -- produce columnar output\n");
fprintf (stderr, "-O r -- generate key ranges for deletes.\n");
fprintf (stderr, "-O s -- generate seed sets ONLY\n");
fprintf (stderr, "-O t -- use TIME table and julian dates\n");
fprintf (stderr, "-r <n> -- updates refresh (n/100)%% of the\n");
fprintf (stderr, " data set\n");
fprintf (stderr, "-R <n> -- resume seed rfile generation with step <n>\n");
fprintf (stderr, "-s <n> -- set Scale Factor (SF) to <n> \n");
fprintf (stderr, "-S <n> -- build the <n>th step of the data set\n");
fprintf (stderr, "-T c -- generate cutomers ONLY\n");
fprintf (stderr, "-T l -- generate nation/region ONLY\n");
fprintf (stderr, "-T L -- generate lineitem ONLY\n");
fprintf (stderr, "-T n -- generate nation ONLY\n");
fprintf (stderr, "-T o -- generate orders/lineitem ONLY\n");
fprintf (stderr, "-T O -- generate orders ONLY\n");
fprintf (stderr, "-T p -- generate parts/partsupp ONLY\n");
fprintf (stderr, "-T P -- generate parts ONLY\n");
fprintf (stderr, "-T r -- generate region ONLY\n");
fprintf (stderr, "-T s -- generate suppliers ONLY\n");
fprintf (stderr, "-T S -- generate partsupp ONLY\n");
fprintf (stderr, "-U <s> -- generate <s> update sets\n");
fprintf (stderr, "-v -- enable VERBOSE mode\n");
//fprintf (stderr, "-z -- **generate skewed data distributions**\n");
fprintf (stderr, ANSI_COLOR_RED "-z -- **generate skewed data distributions**" ANSI_COLOR_RESET "\n");
fprintf (stderr,
"\nTo generate the SF=1 (1GB) database population , use:\n");
fprintf (stderr, "\tdbgen -vfF -s 1\n");
fprintf (stderr, "\n%s %s\n",
"To generate the qualification database population",
"(100 MB), use:\n");
fprintf (stderr, "\tdbgen -vfF -s 0.1\n");
fprintf (stderr, "\nTo generate updates for a SF=1 (1GB), use:\n");
fprintf (stderr, "\tdbgen -v -O s -s 1\n");
fprintf (stderr, "\tdbgen -v -U 1 -s 1\n");
}
/*
* pload() -- handle the parallel loading of tables
*/
#ifndef DOS
int
partial (int tbl, int s)
{
HUGE_T (h_rowcnt);
HUGE_T (h_minrow);
long rowcnt;
long minrow;
char fname[80];
long extrarows;
if (verbose)
{
fprintf (stderr, "Starting to load stage %d of %d of %s...",
s + 1, children, tdefs[tbl].comment);
}
if (load_state (scale, children, s))
{
seed_name (fname, scale, children, s);
fprintf (stderr, "Unable to load seeds (%s)\n", fname);
exit (-1);
}
if (direct == 0)
set_files (tbl, s);
#ifndef SUPPORT_64BITS
if ((tbl == LINE || tbl == ORDER) && scale > MAX_32B_SCALE)
{
long step_size;
step_size = scale / children;
if (step_size > MAX_32B_SCALE)
{
fprintf (stderr, "Each child must generate less than 1TB.\n");
fprintf (stderr,
"Please rerun DBGEN with a larger number of children\n");
exit (1);
}
rowcnt = step_size * tdefs[tbl].base;
extrarows = tdefs[tbl].base % children;
extrarows *= scale;
extrarows %= children;
LONG2HUGE (rowcnt, h_rowcnt);
LONG2HUGE (rowcnt, h_minrow);
HUGE_MUL (h_minrow, s);
if (s == children)
HUGE_ADD (h_rowcnt, extrarows, h_rowcnt);
gen_h_tbl (tbl, h_minrow, h_rowcnt, upd_num);
}
else
{
#endif /* SUPPORT_64BITS */
rowcnt = tdefs[tbl].base * scale;
extrarows = rowcnt % children;
rowcnt /= children;
minrow = rowcnt * s + 1;
if (s == children)
rowcnt += extrarows;
gen_tbl (tbl, minrow, rowcnt, upd_num);
#ifndef SUPPORT_64BITS
}
#endif /* SUPPORT_64BITS */
if (verbose)
fprintf (stderr, "done.\n");
return (0);
}
int
pload (int tbl)
{
int c = 0, i, status;
char cmdline[256];
rowcnt = tdefs[tbl].base * scale;
if (rowcnt % children)
{
fprintf (stderr, "'-C' cannot split load equally\n");
exit (-1);
}
else
rowcnt /= children;
if (verbose)
{
fprintf (stderr, "Starting %d children to load %s",
children, tdefs[tbl].comment);
}
for (c = 0; c < children; c++)
{
pids[c] = SPAWN ();
if (pids[c] == -1)
{
perror ("Child loader not created");
kill_load ();
exit (-1);
}
else if (pids[c] == 0) /* CHILD */
{
SET_HANDLER (stop_proc);
verbose = 0;
partial (tbl, c);
exit (0);
}
else if (verbose) /* PARENT */
fprintf (stderr, ".");
}
if (verbose)
fprintf (stderr, "waiting...");
c = children;
while (c)
{
i = WAIT (&status, pids[c - 1]);
if (i == -1 && children)
{
if (errno == ECHILD)
fprintf (stderr, "Could not wait on pid %d\n", pids[c - 1]);
else if (errno == EINTR)
fprintf (stderr, "Process %d stopped abnormally\n", pids[c - 1]);
else if (errno == EINVAL)
fprintf (stderr, "Program bug\n");
}
if (status & 0xFF)
{
if (status & 0xFF == 0117)
printf ("Process %d: STOPPED\n", i);
else
printf ("Process %d: rcvd signal %d\n",
i, status & 0x7F);
}
c--;
}
if (direct == 0)
{
sprintf (cmdline, "mv %s/pl%d.%d%c %s/%s",
env_config (PATH_TAG, PATH_DFLT), pids[0], tbl,
'B' + tdefs[tbl].child,
env_config (PATH_TAG, PATH_DFLT), tdefs[tbl].name);
system (cmdline);
#if (defined(WIN32)&&!defined(_POSIX_))
sprintf (cmdline, "COPY %s\\pl*.%d %s\\%s",
env_config (PATH_TAG, PATH_DFLT), tbl,
env_config (PATH_TAG, PATH_DFLT), tdefs[tbl].name);
fprintf (stderr, "%s\n", cmdline);
system (cmdline);
sprintf (cmdline, "DEL %s\\pl*.%d",
env_config (PATH_TAG, PATH_DFLT), tbl);
fprintf (stderr, "%s\n", cmdline);
system (cmdline);
#else
for (c = 1; c < children; c++)
{
sprintf (cmdline,
"cat %s/pl%d.%d%c >> %s/%s; rm %s/pl%d.%d%c",
env_config (PATH_TAG, PATH_DFLT), pids[c], tbl,
'B' + tdefs[tbl].child,
env_config (PATH_TAG, PATH_DFLT), tdefs[tbl].name,
env_config (PATH_TAG, PATH_DFLT), pids[c], tbl,
'B' + tdefs[tbl].child);
system (cmdline);
}
#endif /* WIN32 */
}
fprintf (stderr, "done\n");
return (0);
}
#endif /* !DOS */
void
process_options (int count, char **vector)
{
int option;
#ifndef DOS
while ((option = getopt (count, vector,
"C:DFfhz:n:O:P:r:R:s:S:T:U:v")) != -1)
#else
while ((option = getopt (count, vector,
"DFfhz:n:O:P:r:R:s:S:T:U:v")) != -1)
#endif /* !DOS */
switch (option)
{
case 'S': /* generate a particular STEP */
step = atoi (optarg) - 1;
break;
case 'v': /* life noises enabled */
verbose = 1;
break;
case 'z': /* for all columns use specified skew parameter */
skew = atof(optarg);
if(skew==-1.0)
skew = 5;
break;
case 'f': /* blind overwrites; Force */
force = 1;
break;
case 'T': /* generate a specifc table */
switch (*optarg)
{
case 'c': /* generate customer ONLY */
table = 1 << CUST;
break;
case 'L': /* generate lineitems ONLY */
table = 1 << LINE;
break;
case 'l': /* generate code table ONLY */
table = 1 << NATION;
table |= 1 << REGION;
break;
case 'n': /* generate nation table ONLY */
table = 1 << NATION;
break;
case 'O': /* generate orders ONLY */
table = 1 << ORDER;
break;
case 'o': /* generate orders/lineitems ONLY */
table = 1 << ORDER_LINE;
break;
case 'P': /* generate part ONLY */
table = 1 << PART;
break;
case 'p': /* generate part/partsupp ONLY */
table = 1 << PART_PSUPP;
break;
case 'r': /* generate region table ONLY */
table = 1 << REGION;
break;
case 'S': /* generate partsupp ONLY */
table = 1 << PSUPP;
break;
case 's': /* generate suppliers ONLY */
table = 1 << SUPP;
break;
case 't': /* generate time ONLY */
table = 1 << TIME;
break;
default:
fprintf (stderr, "Unknown table name %s\n",
optarg);
usage ();
exit (1);
}
break;
case 's': /* scale by Percentage of base rowcount */
case 'P': /* for backward compatibility */
flt_scale = atof (optarg);
if (flt_scale < MIN_SCALE)
{
int i;
scale = 1;
for (i = PART; i < TIME; i++)
{
tdefs[i].base *= flt_scale;
if (tdefs[i].base < 1)
tdefs[i].base = 1;
}
}
else
scale = (long) flt_scale;
if (scale > MAX_SCALE && bld_seeds != 1)
{
fprintf (stderr, "%s %5.0f %s\n\t%s\n\n",
"NOTE: Data generation for scale factors >",
MAX_SCALE,
"GB is still in development,",
"and is not yet supported.\n");
fprintf (stderr,
"Your resulting data set MAY NOT BE COMPLIANT!\n");
}
break;
case 'O': /* optional actions */
switch (tolower (*optarg))
{
case 'd': /* generate SQL for deletes */
gen_sql = 1;
break;
case 'f': /* over-ride default file names */
fnames = 1;
break;
case 'h': /* generate headers */
header = 1;
break;
case 'm': /* generate columnar output */
columnar = 1;
break;
case 'r': /* generate key ranges for delete */
gen_rng = 1;
break;
case 's': /* generate seed sets */
bld_seeds = 1;
break;
case 't': /* use TIME table and join fields */
oldtime = 1;
if (updates == 0)
table |= (1 << TIME);
break;
default:
fprintf (stderr, "Unknown option name %s\n",
optarg);
usage ();
exit (1);
}
break;
case 'D': /* direct load of generated data */
direct = 1;
break;
case 'F': /* generate flat files for later loading */
direct = 0;
break;
case 'U': /* generate flat files for update stream */
updates = atoi (optarg);
break;
case 'r': /* set the refresh (update) percentage */
refresh = atoi (optarg);
break;
case 'R': /* resume seed file generation */
resume = atoi (optarg);
break;
#ifndef DOS
case 'C':
children = atoi (optarg);
if (children > 999) /* limitation of current seed file names */
{
printf ("Child process counts of > 999 not supported.\n");
exit (1);
}
pids = malloc (children * sizeof (pid_t));
break;
#endif /* !DOS */
case 'n': /* set name of database for direct load */
db_name = (char *) malloc (strlen (optarg) + 1);
MALLOC_CHECK (db_name);
strcpy (db_name, optarg);
break;
default:
printf ("ERROR: option '%c' unknown.\n",
*(vector[optind] + 1));
case 'h': /* something unexpected */
fprintf (stderr,
"TPC-D Population Generator (Version %d.%d.%d%s)\n",
VERSION, RELEASE,
MODIFICATION, PATCH);
fprintf (stderr, "Copyright %s %s\n", TPC, C_DATES);
usage ();
exit (1);
}
return;
}
void
gen_seeds (int start, int s)
{
int i;
long c;
double step_size;
if (start != 1)
{
if (load_state (s, children, start - 1))
{
char fname[80];
seed_name (fname, s, children, start - 1);
fprintf (stderr, "Unable to load seeds (%s)\n", fname);
exit (-1);
}
}
for (c = (long) start; c <= children; c++)
{
for (i = PART; i <= PART_PSUPP; i++)
if (table & (1 << i))
{
if (verbose)
fprintf (stderr,
"Generating seeds for %s [step: %d] ",
tdefs[i].comment, c);
step_size = scale / children;
while (step_size > MAX_32B_SCALE)
{
rowcnt = tdefs[i].base * MAX_32B_SCALE;
tdefs[i].gen_seed (rowcnt);
step_size -= MAX_32B_SCALE;
}
rowcnt = tdefs[i].base * step_size;
if (c == children)
{
int k, j=0;
for (k = 0; k < scale; k++)
j += tdefs[i].base % children;
rowcnt += j % children;
}
if (rowcnt > 1)
tdefs[i].gen_seed (rowcnt);
}
if (verbose)
fprintf (stderr, "\n");
if (store_state (scale, children, c))
{
fprintf (stderr, "Unable to store seeds\n");
exit (-1);
}
}
exit (0);
}
/*
* MAIN
*
* assumes the existance of getopt() to clean up the command
* line handling
*/
int
main (int ac, char **av)
{
int i;
table = (1 << CUST) |
(1 << SUPP) |
(1 << NATION) |
(1 << REGION) |
(1 << PART_PSUPP) |
(1 << ORDER_LINE);
force = 0;
verbose = 0;
columnar = 0;
bld_seeds = 0;
header = 0;
oldtime = 0;
direct = 0;
scale = 1;
flt_scale = 1.0;
updates = 0;
refresh = UPD_PCT;
resume = -1;
step = -1;
tdefs[ORDER].base *=
ORDERS_PER_CUST; /* have to do this after init */
tdefs[LINE].base *=
ORDERS_PER_CUST; /* have to do this after init */
tdefs[ORDER_LINE].base *=
ORDERS_PER_CUST; /* have to do this after init */
fnames = 0;
db_name = NULL;
gen_sql = 0;
gen_rng = 0;
children = 1;
#ifdef NO_SUPPORT
signal (SIGINT, exit);
#endif /* NO_SUPPORT */
process_options (ac, av);
#if (defined(WIN32)&&!defined(_POSIX_))
for (i = 0; i < ac; i++)
{
spawn_args[i] = malloc ((strlen (av[i]) + 1) * sizeof (char));
MALLOC_CHECK (spawn_args[i]);
strcpy (spawn_args[i], av[i]);
}
spawn_args[ac] = NULL;
#endif
fprintf (stderr,
"TPC-D Population Generator (Version %d.%d.%d%s)\n",
VERSION, RELEASE, MODIFICATION, PATCH);
fprintf (stderr, "Copyright %s %s\n", TPC, C_DATES);
load_dists ();
/* have to do this after init */
tdefs[NATION].base = nations.count;
tdefs[REGION].base = regions.count;
/*
* updates are never parallelized
*/
if (updates)
{
for (i = LINE; i <= ORDER_LINE; i++)
{
if (table & (1 << i))
{
if (load_state (scale, children, children))
{
fprintf (stderr, "Unable to load seeds (%d)\n",
scale);
exit (-1);
}
rowcnt = tdefs[i].base / 10000 * scale * refresh;
upd_num = 0;
while (upd_num < updates)
{
minrow = rowcnt * upd_num + 1;
if (verbose)
fprintf (stderr,
"Generating updates for %s [pid: %d]",
tdefs[i].comment, DSS_PROC);
gen_tbl (i, minrow, rowcnt, upd_num + 1);
if (verbose)
fprintf (stderr, "done.\n");
pr_drange (i, minrow, rowcnt, upd_num + 1);
upd_num++;
}
}
}
exit (0);
}
/*
* seed gen is never parallelized
*/
if (bld_seeds)
gen_seeds ((resume == -1) ? 1 : resume, scale);
/**
** actual data generation section starts here