/* Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved.
This program is free software ; you can redistribute it and / or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation ; version 2 of the License .
This program is distributed in the hope that it will be useful ,
but WITHOUT ANY WARRANTY ; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE . See the
GNU General Public License for more details .
You should have received a copy of the GNU General Public License
along with this program ; if not , write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */
/* Test av heap-database */
/* Programmet skapar en heap-databas. Till denna skrivs ett antal poster.
Databasen st { ngs . D { refter | ppnas den p } nytt och en del av posterna
raderas .
*/
#include <my_global.h>
#include <my_sys.h>
#include <m_string.h>
#include "heap.h"
#include "my_compare.h"
static int get_options(int argc, char *argv[]);
static int flag=0 ,verbose=0 ,remove_ant=0 ,flags[50 ];
int main(int argc, char **argv)
{
int i,j,error;
HP_INFO *file;
uchar record[128 ],key[32 ];
const char *filename;
HP_KEYDEF keyinfo[10 ];
HA_KEYSEG keyseg[4 ];
HP_CREATE_INFO hp_create_info;
HP_SHARE *tmp_share;
my_bool unused;
MY_INIT(argv[0 ]);
filename= "test1" ;
get_options(argc,argv);
bzero(&hp_create_info, sizeof (hp_create_info));
hp_create_info.max_table_size= 1024 L*1024 L;
hp_create_info.keys= 1 ;
hp_create_info.keydef= keyinfo;
hp_create_info.reclength= 30 ;
hp_create_info.max_records= (ulong) flag*100000 L;
hp_create_info.min_records= 10 UL;
keyinfo[0 ].keysegs=1 ;
keyinfo[0 ].seg=keyseg;
keyinfo[0 ].algorithm= HA_KEY_ALG_HASH;
keyinfo[0 ].seg[0 ].type=HA_KEYTYPE_BINARY;
keyinfo[0 ].seg[0 ].start=1 ;
keyinfo[0 ].seg[0 ].length=6 ;
keyinfo[0 ].seg[0 ].charset= &my_charset_latin1;
keyinfo[0 ].seg[0 ].null_bit= 0 ;
keyinfo[0 ].flag = HA_NOSAME;
bzero((uchar*) flags,sizeof (flags));
printf("- Creating heap-file\n" );
if (heap_create(filename, &hp_create_info, &tmp_share, &unused) ||
!(file= heap_open(filename, 2 )))
goto err;
printf("- Writing records:s\n" );
strmov((char *) record," ..... key " );
for (i=49 ; i>=1 ; i-=2 )
{
j=i%25 +1 ;
snprintf((char *) key, sizeof (key), "%6d" ,j);
bmove(record+1 ,key,6 );
error=heap_write(file,record);
if (heap_check_heap(file,0 ))
{
puts("Heap keys crashed" );
goto err;
}
flags[j]=1 ;
if (verbose || error) printf("J= %2d heap_write: %d my_errno: %d\n" ,
j,error,my_errno);
}
if (heap_close(file))
goto err;
printf("- Reopening file\n" );
if (!(file=heap_open(filename, 2 )))
goto err;
printf("- Removing records\n" );
for (i=1 ; i<=10 ; i++)
{
if (i == remove_ant) { (void ) heap_close(file); return (0 ) ; }
snprintf((char *) key, sizeof (key), "%6d" ,(j=(int ) ((rand() & 32767 )/32767 .*25 )));
if ((error = heap_rkey(file,record,0 ,key,6 ,HA_READ_KEY_EXACT)))
{
if (verbose || (flags[j] == 1 ||
(error && my_errno != HA_ERR_KEY_NOT_FOUND)))
printf("key: %s rkey: %3d my_errno: %3d\n" ,(char *) key,error,my_errno);
}
else
{
error=heap_delete(file,record);
if (error || verbose)
printf("key: %s delete: %d my_errno: %d\n" ,(char *) key,error,my_errno);
flags[j]=0 ;
}
if (heap_check_heap(file,0 ))
{
puts("Heap keys crashed" );
goto err;
}
}
printf("- Reading records with key\n" );
for (i=1 ; i<=25 ; i++)
{
snprintf((char *) key, sizeof (key), "%6d" ,i);
bmove(record+1 ,key,6 );
my_errno=0 ;
error=heap_rkey(file,record,0 ,key,6 ,HA_READ_KEY_EXACT);
if (verbose ||
(error == 0 && flags[i] != 1 ) ||
(error && (flags[i] != 0 || my_errno != HA_ERR_KEY_NOT_FOUND)))
{
printf("key: %s rkey: %3d my_errno: %3d record: %s\n" ,
(char *) key,error,my_errno,record+1 );
}
}
if (heap_close(file) || hp_panic(HA_PANIC_CLOSE))
goto err;
my_end(MY_GIVE_INFO);
return (0 );
err:
printf("got error: %d when using heap-database\n" ,my_errno);
return (1 );
} /* main */
/* Read options */
static int get_options(int argc, char **argv)
{
char *pos;
while (--argc >0 && *(pos = *(++argv)) == '-' ) {
switch (*++pos) {
case 'B' : /* Big file */
flag=1 ;
break ;
case 'v' : /* verbose */
verbose=1 ;
break ;
case 'm' :
remove_ant=atoi(++pos);
break ;
case 'V' :
printf("hp_test1 Ver 3.0 \n" );
exit (0 );
case '#' :
DBUG_PUSH (++pos);
break ;
}
}
return 0 ;
} /* get options */
Messung V0.5 in Prozent C=96 H=72 G=84
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-10-08)
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