mariadb/myisam/mi_test1.c
bk@work.mysql.com f4c589ff6c Import changeset
2000-07-31 21:29:14 +02:00

640 lines
17 KiB
C

/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
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; either version 2 of the License, or
(at your option) any later version.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/* Testing of the basic functions of a MyISAM table */
#include "myisam.h"
#include <getopt.h>
#include <m_ctype.h>
#define MAX_REC_LENGTH 1024
static int rec_pointer_size=0,verbose=0,flags[50];
static int key_field=FIELD_SKIPP_PRESPACE,extra_field=FIELD_SKIPP_ENDSPACE;
static int key_type=HA_KEYTYPE_NUM;
static int create_flag=0;
static uint insert_count= 1000,update_count=1000,remove_count=1000;
static uint pack_keys=0,pack_seg=0,null_fields=0,key_length=6,skip_update=0;
static uint unique_key=HA_NOSAME,key_cacheing=0,opt_unique=0;
static uint silent;
static MI_COLUMNDEF recinfo[4];
static MI_KEYDEF keyinfo[10];
static MI_KEYSEG keyseg[10];
static MI_KEYSEG uniqueseg[10];
static int run_test(const char *filename);
static void get_options(int argc, char *argv[]);
static void create_key(char *key,uint rownr);
static void create_record(char *record,uint rownr);
static void update_record(char *record);
int main(int argc,char *argv[])
{
MY_INIT(argv[0]);
my_init();
if (key_cacheing)
init_key_cache(IO_SIZE*16,(uint) IO_SIZE*4*10);
get_options(argc,argv);
exit(run_test("test1"));
}
int run_test(const char *filename)
{
MI_INFO *file;
int i,j,error,deleted,rec_length,uniques=0;
ha_rows found,row_count;
my_off_t pos;
char record[MAX_REC_LENGTH],key[MAX_REC_LENGTH],read_record[MAX_REC_LENGTH];
MI_UNIQUEDEF uniquedef;
MI_CREATE_INFO create_info;
bzero((char*) recinfo,sizeof(recinfo));
/* First define 2 columns */
recinfo[0].type=FIELD_NORMAL; recinfo[0].length=1; /* For NULL bits */
recinfo[1].type=key_field;
recinfo[1].length= (key_field == FIELD_BLOB ? 4+mi_portable_sizeof_char_ptr :
key_length);
if (key_field == FIELD_VARCHAR)
recinfo[1].length+=2;
recinfo[2].type=extra_field;
recinfo[2].length= (extra_field == FIELD_BLOB ? 4 + mi_portable_sizeof_char_ptr : 24);
if (extra_field == FIELD_VARCHAR)
recinfo[2].length+=2;
if (opt_unique)
{
recinfo[3].type=FIELD_CHECK;
recinfo[3].length=MI_UNIQUE_HASH_LENGTH;
}
rec_length=recinfo[0].length+recinfo[1].length+recinfo[2].length+
recinfo[3].length;
/* Define a key over the first column */
keyinfo[0].seg=keyseg;
keyinfo[0].keysegs=1;
keyinfo[0].seg[0].type= key_type;
keyinfo[0].seg[0].flag= pack_seg;
keyinfo[0].seg[0].start=1;
keyinfo[0].seg[0].length=key_length;
keyinfo[0].seg[0].null_bit= null_fields ? 2 : 0;
keyinfo[0].seg[0].null_pos=0;
keyinfo[0].seg[0].language=MY_CHARSET_CURRENT;
if (pack_seg & HA_BLOB_PART)
{
keyinfo[0].seg[0].bit_start=4; /* Length of blob length */
}
keyinfo[0].flag = (uint8) (pack_keys | unique_key);
bzero((byte*) flags,sizeof(flags));
if (opt_unique)
{
uint start;
uniques=1;
bzero((char*) &uniquedef,sizeof(uniquedef));
bzero((char*) uniqueseg,sizeof(uniqueseg));
uniquedef.seg=uniqueseg;
uniquedef.keysegs=2;
/* Make a unique over all columns (except first NULL fields) */
for (i=0, start=1 ; i < 2 ; i++)
{
uniqueseg[i].start=start;
start+=recinfo[i+1].length;
uniqueseg[i].length=recinfo[i+1].length;
uniqueseg[i].language=MY_CHARSET_CURRENT;
}
uniqueseg[0].type= key_type;
uniqueseg[0].null_bit= null_fields ? 2 : 0;
uniqueseg[1].type= HA_KEYTYPE_TEXT;
if (extra_field == FIELD_BLOB)
{
uniqueseg[1].length=0; /* The whole blob */
uniqueseg[1].bit_start=4; /* long blob */
uniqueseg[1].flag|= HA_BLOB_PART;
}
else if (extra_field == FIELD_VARCHAR)
uniqueseg[1].flag|= HA_VAR_LENGTH;
}
else
uniques=0;
if (!silent)
printf("- Creating isam-file\n");
bzero((char*) &create_info,sizeof(create_info));
create_info.max_rows=(ulong) (rec_pointer_size ?
(1L << (rec_pointer_size*8))/40 :
0);
if (mi_create(filename,1,keyinfo,3+opt_unique,recinfo,
uniques, &uniquedef, &create_info,
create_flag))
goto err;
if (!(file=mi_open(filename,2,HA_OPEN_ABORT_IF_LOCKED)))
goto err;
if (!silent)
printf("- Writing key:s\n");
my_errno=0;
row_count=deleted=0;
for (i=49 ; i>=1 ; i-=2 )
{
if (insert_count-- == 0) { VOID(mi_close(file)) ; exit(0) ; }
j=i%25 +1;
create_record(record,j);
error=mi_write(file,record);
if (!error)
row_count++;
flags[j]=1;
if (verbose || error)
printf("J= %2d mi_write: %d errno: %d\n", j,error,my_errno);
}
/* Insert 2 rows with null values */
if (null_fields)
{
create_record(record,0);
error=mi_write(file,record);
if (!error)
row_count++;
if (verbose || error)
printf("J= NULL mi_write: %d errno: %d\n", error,my_errno);
error=mi_write(file,record);
if (!error)
row_count++;
if (verbose || error)
printf("J= NULL mi_write: %d errno: %d\n", error,my_errno);
flags[0]=2;
}
if (!skip_update)
{
if (opt_unique)
{
if (!silent)
printf("- Checking unique constraint\n");
create_record(record,j);
if (!mi_write(file,record) || my_errno != HA_ERR_FOUND_DUPP_UNIQUE)
{
printf("unique check failed\n");
}
}
if (!silent)
printf("- Updating rows\n");
/* Update first last row to force extend of file */
if (mi_rsame(file,read_record,-1))
{
printf("Can't find last row with mi_rsame\n");
}
else
{
memcpy(record,read_record,rec_length);
update_record(record);
if (mi_update(file,read_record,record))
{
printf("Can't update last row: %.*s\n",
keyinfo[0].seg[0].length,read_record+1);
}
}
/* Read through all rows and update them */
pos=(my_off_t) 0;
found=0;
while ((error=mi_rrnd(file,read_record,pos)) == 0)
{
if (update_count-- == 0) { VOID(mi_close(file)) ; exit(0) ; }
memcpy(record,read_record,rec_length);
update_record(record);
if (mi_update(file,read_record,record))
{
printf("Can't update row: %.*s, error: %d\n",
keyinfo[0].seg[0].length,record+1,my_errno);
}
found++;
pos=HA_OFFSET_ERROR;
}
if (found != row_count)
printf("Found %ld of %ld rows\n", found,row_count);
}
if (!silent)
printf("- Reopening file\n");
if (mi_close(file)) goto err;
if (!(file=mi_open(filename,2,HA_OPEN_ABORT_IF_LOCKED))) goto err;
if (!skip_update)
{
if (!silent)
printf("- Removing keys\n");
for (i=0 ; i <= 10 ; i++)
{
/* testing */
if (remove_count-- == 0) { VOID(mi_close(file)) ; exit(0) ; }
j=i*2;
if (!flags[j])
continue;
create_key(key,j);
my_errno=0;
if ((error = mi_rkey(file,read_record,0,key,0,HA_READ_KEY_EXACT)))
{
if (verbose || (flags[j] >= 1 ||
(error && my_errno != HA_ERR_KEY_NOT_FOUND)))
printf("key: '%.*s' mi_rkey: %3d errno: %3d\n",
(int) key_length,key+test(null_fields),error,my_errno);
}
else
{
error=mi_delete(file,read_record);
if (verbose || error)
printf("key: '%.*s' mi_delete: %3d errno: %3d\n",
(int) key_length, key+test(null_fields), error, my_errno);
if (! error)
{
deleted++;
flags[j]--;
}
}
}
}
if (!silent)
printf("- Reading rows with key\n");
for (i=0 ; i <= 25 ; i++)
{
create_key(key,i);
my_errno=0;
error=mi_rkey(file,read_record,0,key,0,HA_READ_KEY_EXACT);
if (verbose ||
(error == 0 && flags[i] == 0 && unique_key) ||
(error && (flags[i] != 0 || my_errno != HA_ERR_KEY_NOT_FOUND)))
{
printf("key: '%.*s' mi_rkey: %3d errno: %3d record: %s\n",
(int) key_length,key+test(null_fields),error,my_errno,record+1);
}
}
if (!silent)
printf("- Reading rows with position\n");
for (i=1,found=0 ; i <= 30 ; i++)
{
my_errno=0;
if ((error=mi_rrnd(file,read_record,i == 1 ? 0L : HA_OFFSET_ERROR)) == -1)
{
if (found != row_count-deleted)
printf("Found only %ld of %ld rows\n",found,row_count-deleted);
break;
}
if (!error)
found++;
if (verbose || (error != 0 && error != HA_ERR_RECORD_DELETED &&
error != HA_ERR_END_OF_FILE))
{
printf("pos: %2d mi_rrnd: %3d errno: %3d record: %s\n",
i-1,error,my_errno,read_record+1);
}
}
if (mi_close(file)) goto err;
my_end(MY_CHECK_ERROR);
return (0);
err:
printf("got error: %3d when using myisam-database\n",my_errno);
return 1; /* skipp warning */
}
static void create_key_part(char *key,uint rownr)
{
if (!unique_key)
rownr&=7; /* Some identical keys */
if (keyinfo[0].seg[0].type == HA_KEYTYPE_NUM)
{
sprintf(key,"%*d",keyinfo[0].seg[0].length,rownr);
}
else if (keyinfo[0].seg[0].type == HA_KEYTYPE_VARTEXT)
{ /* Alpha record */
/* Create a key that may be easily packed */
bfill(key,keyinfo[0].seg[0].length,rownr < 10 ? 'A' : 'B');
sprintf(key+keyinfo[0].seg[0].length-2,"%-2d",rownr);
if ((rownr & 7) == 0)
{
/* Change the key to force a unpack of the next key */
bfill(key+3,keyinfo[0].seg[0].length-4,rownr < 10 ? 'a' : 'b');
}
}
else
{ /* Alpha record */
if (keyinfo[0].seg[0].flag & HA_SPACE_PACK)
sprintf(key,"%-*d",keyinfo[0].seg[0].length,rownr);
else
{
/* Create a key that may be easily packed */
bfill(key,keyinfo[0].seg[0].length,rownr < 10 ? 'A' : 'B');
sprintf(key+keyinfo[0].seg[0].length-2,"%-2d",rownr);
if ((rownr & 7) == 0)
{
/* Change the key to force a unpack of the next key */
key[1]= (rownr < 10 ? 'a' : 'b');
}
}
}
}
static void create_key(char *key,uint rownr)
{
if (keyinfo[0].seg[0].null_bit)
{
if (rownr == 0)
{
key[0]=1; /* null key */
key[1]=0; /* Fore easy print of key */
return;
}
*key++=0;
}
if (keyinfo[0].seg[0].flag & (HA_BLOB_PART | HA_VAR_LENGTH))
{
uint tmp;
create_key_part(key+2,rownr);
tmp=strlen(key+2);
int2store(key,tmp);
}
else
create_key_part(key,rownr);
}
static char blob_key[MAX_REC_LENGTH];
static char blob_record[MAX_REC_LENGTH+20*20];
static void create_record(char *record,uint rownr)
{
char *pos;
bzero((char*) record,MAX_REC_LENGTH);
record[0]=1; /* delete marker */
if (rownr == 0 && keyinfo[0].seg[0].null_bit)
record[0]|=keyinfo[0].seg[0].null_bit; /* Null key */
pos=record+1;
if (recinfo[1].type == FIELD_BLOB)
{
uint tmp;
char *ptr;
create_key_part(blob_key,rownr);
tmp=strlen(blob_key);
int4store(pos,tmp);
ptr=blob_key;
memcpy_fixed(pos+4,&ptr,sizeof(char*));
pos+=recinfo[1].length;
}
else if (recinfo[1].type == FIELD_VARCHAR)
{
uint tmp;
create_key_part(pos+2,rownr);
tmp=strlen(pos+2);
int2store(pos,tmp);
pos+=recinfo[1].length;
}
else
{
create_key_part(pos,rownr);
pos+=recinfo[1].length;
}
if (recinfo[2].type == FIELD_BLOB)
{
uint tmp;
char *ptr;;
sprintf(blob_record,"... row: %d", rownr);
strappend(blob_record,max(MAX_REC_LENGTH-rownr,10),' ');
tmp=strlen(blob_record);
int4store(pos,tmp);
ptr=blob_record;
memcpy_fixed(pos+4,&ptr,sizeof(char*));
}
else if (recinfo[2].type == FIELD_VARCHAR)
{
uint tmp;
sprintf(pos+2,"... row: %d", rownr);
tmp=strlen(pos+2);
int2store(pos,tmp);
}
else
{
sprintf(pos,"... row: %d", rownr);
strappend(pos,recinfo[2].length,' ');
}
}
/* change row to test re-packing of rows and reallocation of keys */
static void update_record(char *record)
{
char *pos=record+1;
if (recinfo[1].type == FIELD_BLOB)
{
char *column,*ptr;
int length;
length=uint4korr(pos); /* Long blob */
memcpy_fixed(&column,pos+4,sizeof(char*));
memcpy(blob_key,column,length); /* Move old key */
ptr=blob_key;
memcpy_fixed(pos+4,&ptr,sizeof(char*)); /* Store pointer to new key */
if (keyinfo[0].seg[0].type != HA_KEYTYPE_NUM)
casedn(blob_key,length);
pos+=recinfo[1].length;
}
else if (recinfo[1].type == FIELD_VARCHAR)
{
uint length=uint2korr(pos);
casedn(pos+2,length);
pos+=recinfo[1].length;
}
else
{
if (keyinfo[0].seg[0].type != HA_KEYTYPE_NUM)
casedn(pos,keyinfo[0].seg[0].length);
pos+=recinfo[1].length;
}
if (recinfo[2].type == FIELD_BLOB)
{
char *column;
int length;
length=uint4korr(pos);
memcpy_fixed(&column,pos+4,sizeof(char*));
memcpy(blob_record,column,length);
bfill(blob_record+length,20,'.'); /* Make it larger */
length+=20;
int4store(pos,length);
column=blob_record;
memcpy_fixed(pos+4,&column,sizeof(char*));
}
else if (recinfo[2].type == FIELD_VARCHAR)
{
/* Second field is longer than 10 characters */
uint length=uint2korr(pos);
bfill(pos+2+length,recinfo[2].length-length-2,'.');
length=recinfo[2].length-2;
int2store(pos,length);
}
else
{
bfill(pos+recinfo[2].length-10,10,'.');
}
}
static struct option long_options[] =
{
{"checksum", no_argument, 0, 'c'},
#ifndef DBUG_OFF
{"debug", required_argument, 0, '#'},
#endif
{"delete_rows", required_argument, 0, 'd'},
{"help", no_argument, 0, '?'},
{"insert_rows", required_argument, 0, 'i'},
{"key_alpha", no_argument, 0, 'a'},
{"key_binary_pack", no_argument, 0, 'B'},
{"key_blob", required_argument, 0, 'b'},
{"key_cache", no_argument, 0, 'K'},
{"key_length", required_argument, 0, 'k'},
{"key_multiple", no_argument, 0, 'm'},
{"key_prefix_pack", no_argument, 0, 'P'},
{"key_space_pack", no_argument, 0, 'p'},
{"key_varchar", no_argument, 0, 'w'},
{"null_fields", no_argument, 0, 'N'},
{"row_fixed_size", no_argument, 0, 'S'},
{"row_pointer_size", required_argument, 0, 'R'},
{"silent", no_argument, 0, 's'},
{"skip_update", no_argument, 0, 'U'},
{"unique", no_argument, 0, 'C'},
{"update_rows", required_argument, 0, 'u'},
{"verbose", no_argument, 0, 'v'},
{"version", no_argument, 0, 'V'},
{0, 0, 0, 0}
};
/* Read options */
static void get_options(int argc,char *argv[])
{
int c,option_index=0;
while ((c=getopt_long(argc,argv,"abBcCd:i:k:KmPR:SspNu:UvVw#:",
long_options, &option_index)) != EOF)
{
switch(c) {
case 'a':
key_type= HA_KEYTYPE_TEXT;
break;
case 'c':
create_flag|= HA_CREATE_CHECKSUM;
break;
case 'C':
opt_unique=1;
break;
case 'R': /* Length of record pointer */
rec_pointer_size=atoi(optarg);
if (rec_pointer_size > 3)
rec_pointer_size=0;
break;
case 'P':
pack_keys= HA_PACK_KEY; /* Use prefix compression */
break;
case 'B':
pack_keys= HA_BINARY_PACK_KEY; /* Use binary compression */
break;
case 'S':
if (key_field == FIELD_VARCHAR)
{
create_flag=0; /* Static sized varchar */
}
else if (key_field != FIELD_BLOB)
{
key_field=FIELD_NORMAL; /* static-size record */
extra_field=FIELD_NORMAL;
}
break;
case 'p':
pack_keys=HA_PACK_KEY; /* Use prefix + space packing */
pack_seg=HA_SPACE_PACK;
key_type=HA_KEYTYPE_TEXT;
break;
case 'N':
null_fields=1; /* First key part may be null */
break;
case 'v': /* verbose */
verbose=1;
break;
case 'd':
remove_count=atoi(optarg);
break;
case 'i':
insert_count=atoi(optarg);
break;
case 'u':
update_count=atoi(optarg);
break;
case 'U':
skip_update=1;
break;
case 'm':
unique_key=0;
break;
case 'b':
key_field=FIELD_BLOB; /* blob key */
extra_field= FIELD_BLOB;
pack_seg|= HA_BLOB_PART;
key_type= HA_KEYTYPE_VARTEXT;
break;
case 'k':
key_length=atoi(optarg);
if (key_length < 4 || key_length > MI_MAX_KEY_LENGTH)
{
fprintf(stderr,"Wrong key length\n");
exit(1);
}
break;
case 's':
silent=1;
break;
case 'w':
key_field=FIELD_VARCHAR; /* varchar keys */
extra_field= FIELD_VARCHAR;
key_type= HA_KEYTYPE_VARTEXT;
pack_seg|= HA_VAR_LENGTH;
create_flag|= HA_PACK_RECORD;
break;
case 'K': /* Use key cacheing */
key_cacheing=1;
break;
case 'V':
printf("test1 Ver 1.0 \n");
exit(0);
case '#':
DEBUGGER_ON;
DBUG_PUSH (optarg);
break;
}
}
return;
} /* get options */