int myrg_rnext(MYRG_INFO *info, uchar *buf, int inx)
{
int err;
MI_INFO *mi;
if (!info->current_table)
return (HA_ERR_KEY_NOT_FOUND);
/* at first, do rnext for the table found before */
if ((err=mi_rnext(info->current_table->table,NULL,inx)))
{
if (err == HA_ERR_END_OF_FILE)
{
queue_remove(&(info->by_key),0);
if (!info->by_key.elements)
return HA_ERR_END_OF_FILE;
}
else
return err;
}
else
{
/* Found here, adding to queue */
queue_top(&(info->by_key))=(uchar *)(info->current_table);
queue_replaced(&(info->by_key));
}
/* now, mymerge's read_next is as simple as one queue_top */
mi=(info->current_table=(MYRG_TABLE *)queue_top(&(info->by_key)))->table;
return _myrg_mi_read_record(mi,buf);
}
int mi_rfirst(MI_INFO *info, byte *buf, int inx)
{
DBUG_ENTER("mi_rfirst");
info->lastpos= HA_OFFSET_ERROR;
info->update|= HA_STATE_PREV_FOUND;
DBUG_RETURN(mi_rnext(info,buf,inx));
} /* mi_rfirst */
int main(int argc, char *argv[])
{
uint i;
int j,n1,n2,n3,error,k;
uint write_count,update,dupp_keys,opt_delete,start,length,blob_pos,
reclength,ant,found_parts;
my_off_t lastpos;
ha_rows range_records,records;
MI_INFO *file;
MI_KEYDEF keyinfo[10];
MI_COLUMNDEF recinfo[10];
MI_ISAMINFO info;
const char *filename;
char *blob_buffer;
MI_CREATE_INFO create_info;
MY_INIT(argv[0]);
filename= "test2";
get_options(argc,argv);
if (! async_io)
my_disable_async_io=1;
reclength=STANDARD_LENGTH+60+(use_blob ? 8 : 0);
blob_pos=STANDARD_LENGTH+60;
keyinfo[0].seg= &glob_keyseg[0][0];
keyinfo[0].seg[0].start=0;
keyinfo[0].seg[0].length=6;
keyinfo[0].seg[0].type=HA_KEYTYPE_TEXT;
keyinfo[0].seg[0].language= default_charset_info->number;
keyinfo[0].seg[0].flag=(uint8) pack_seg;
keyinfo[0].seg[0].null_bit=0;
keyinfo[0].seg[0].null_pos=0;
keyinfo[0].key_alg=HA_KEY_ALG_BTREE;
keyinfo[0].keysegs=1;
keyinfo[0].flag = pack_type;
keyinfo[0].block_length= 0; /* Default block length */
keyinfo[1].seg= &glob_keyseg[1][0];
keyinfo[1].seg[0].start=7;
keyinfo[1].seg[0].length=6;
keyinfo[1].seg[0].type=HA_KEYTYPE_BINARY;
keyinfo[1].seg[0].flag=0;
keyinfo[1].seg[0].null_bit=0;
keyinfo[1].seg[0].null_pos=0;
keyinfo[1].seg[1].start=0; /* two part key */
keyinfo[1].seg[1].length=6;
keyinfo[1].seg[1].type=HA_KEYTYPE_NUM;
keyinfo[1].seg[1].flag=HA_REVERSE_SORT;
keyinfo[1].seg[1].null_bit=0;
keyinfo[1].seg[1].null_pos=0;
keyinfo[1].key_alg=HA_KEY_ALG_BTREE;
keyinfo[1].keysegs=2;
keyinfo[1].flag =0;
keyinfo[1].block_length= MI_MIN_KEY_BLOCK_LENGTH; /* Diff blocklength */
keyinfo[2].seg= &glob_keyseg[2][0];
keyinfo[2].seg[0].start=12;
keyinfo[2].seg[0].length=8;
keyinfo[2].seg[0].type=HA_KEYTYPE_BINARY;
keyinfo[2].seg[0].flag=HA_REVERSE_SORT;
keyinfo[2].seg[0].null_bit=0;
keyinfo[2].seg[0].null_pos=0;
keyinfo[2].key_alg=HA_KEY_ALG_BTREE;
keyinfo[2].keysegs=1;
keyinfo[2].flag =HA_NOSAME;
keyinfo[2].block_length= 0; /* Default block length */
keyinfo[3].seg= &glob_keyseg[3][0];
keyinfo[3].seg[0].start=0;
keyinfo[3].seg[0].length=reclength-(use_blob ? 8 : 0);
keyinfo[3].seg[0].type=HA_KEYTYPE_TEXT;
keyinfo[3].seg[0].language=default_charset_info->number;
keyinfo[3].seg[0].flag=(uint8) pack_seg;
keyinfo[3].seg[0].null_bit=0;
keyinfo[3].seg[0].null_pos=0;
keyinfo[3].key_alg=HA_KEY_ALG_BTREE;
keyinfo[3].keysegs=1;
keyinfo[3].flag = pack_type;
keyinfo[3].block_length= 0; /* Default block length */
keyinfo[4].seg= &glob_keyseg[4][0];
keyinfo[4].seg[0].start=0;
keyinfo[4].seg[0].length=5;
keyinfo[4].seg[0].type=HA_KEYTYPE_TEXT;
keyinfo[4].seg[0].language=default_charset_info->number;
keyinfo[4].seg[0].flag=0;
keyinfo[4].seg[0].null_bit=0;
keyinfo[4].seg[0].null_pos=0;
keyinfo[4].key_alg=HA_KEY_ALG_BTREE;
keyinfo[4].keysegs=1;
keyinfo[4].flag = pack_type;
keyinfo[4].block_length= 0; /* Default block length */
keyinfo[5].seg= &glob_keyseg[5][0];
keyinfo[5].seg[0].start=0;
keyinfo[5].seg[0].length=4;
keyinfo[5].seg[0].type=HA_KEYTYPE_TEXT;
keyinfo[5].seg[0].language=default_charset_info->number;
keyinfo[5].seg[0].flag=pack_seg;
keyinfo[5].seg[0].null_bit=0;
keyinfo[5].seg[0].null_pos=0;
keyinfo[5].key_alg=HA_KEY_ALG_BTREE;
keyinfo[5].keysegs=1;
keyinfo[5].flag = pack_type;
keyinfo[5].block_length= 0; /* Default block length */
recinfo[0].type=pack_fields ? FIELD_SKIP_PRESPACE : 0;
recinfo[0].length=7;
recinfo[0].null_bit=0;
recinfo[0].null_pos=0;
recinfo[1].type=pack_fields ? FIELD_SKIP_PRESPACE : 0;
recinfo[1].length=5;
recinfo[1].null_bit=0;
recinfo[1].null_pos=0;
recinfo[2].type=pack_fields ? FIELD_SKIP_PRESPACE : 0;
recinfo[2].length=9;
recinfo[2].null_bit=0;
recinfo[2].null_pos=0;
recinfo[3].type=FIELD_NORMAL;
recinfo[3].length=STANDARD_LENGTH-7-5-9-4;
recinfo[3].null_bit=0;
recinfo[3].null_pos=0;
recinfo[4].type=pack_fields ? FIELD_SKIP_ZERO : 0;
recinfo[4].length=4;
recinfo[4].null_bit=0;
recinfo[4].null_pos=0;
recinfo[5].type=pack_fields ? FIELD_SKIP_ENDSPACE : 0;
recinfo[5].length=60;
recinfo[5].null_bit=0;
recinfo[5].null_pos=0;
if (use_blob)
{
recinfo[6].type=FIELD_BLOB;
recinfo[6].length=4+portable_sizeof_char_ptr;
recinfo[6].null_bit=0;
recinfo[6].null_pos=0;
}
write_count=update=dupp_keys=opt_delete=0;
blob_buffer=0;
for (i=1000 ; i>0 ; i--) key1[i]=0;
for (i=4999 ; i>0 ; i--) key3[i]=0;
if (!silent)
printf("- Creating isam-file\n");
/* DBUG_PUSH(""); */
/* my_delete(filename,MYF(0)); */ /* Remove old locks under gdb */
file= 0;
bzero((char*) &create_info,sizeof(create_info));
create_info.max_rows=(ha_rows) (rec_pointer_size ?
(1L << (rec_pointer_size*8))/
reclength : 0);
create_info.reloc_rows=(ha_rows) 100;
if (mi_create(filename,keys,&keyinfo[first_key],
use_blob ? 7 : 6, &recinfo[0],
0,(MI_UNIQUEDEF*) 0,
&create_info,create_flag))
goto err;
if (use_log)
mi_log(1);
if (!(file=mi_open(filename,2,HA_OPEN_ABORT_IF_LOCKED)))
goto err;
if (!silent)
printf("- Writing key:s\n");
if (key_cacheing)
init_key_cache(dflt_key_cache,key_cache_block_size,key_cache_size,0,0);
if (locking)
mi_lock_database(file,F_WRLCK);
if (write_cacheing)
mi_extra(file,HA_EXTRA_WRITE_CACHE,0);
if (opt_quick_mode)
mi_extra(file,HA_EXTRA_QUICK,0);
for (i=0 ; i < recant ; i++)
{
n1=rnd(1000); n2=rnd(100); n3=rnd(5000);
sprintf((char*) record,"%6d:%4d:%8d:Pos: %4d ",n1,n2,n3,write_count);
int4store(record+STANDARD_LENGTH-4,(long) i);
fix_length(record,(uint) STANDARD_LENGTH+rnd(60));
put_blob_in_record(record+blob_pos,&blob_buffer);
DBUG_PRINT("test",("record: %d",i));
if (mi_write(file,record))
{
if (my_errno != HA_ERR_FOUND_DUPP_KEY || key3[n3] == 0)
{
printf("Error: %d in write at record: %d\n",my_errno,i);
goto err;
}
if (verbose) printf(" Double key: %d\n",n3);
}
else
{
if (key3[n3] == 1 && first_key <3 && first_key+keys >= 3)
{
printf("Error: Didn't get error when writing second key: '%8d'\n",n3);
goto err;
}
write_count++; key1[n1]++; key3[n3]=1;
}
/* Check if we can find key without flushing database */
if (i == recant/2)
{
for (j=rnd(1000)+1 ; j>0 && key1[j] == 0 ; j--) ;
if (!j)
for (j=999 ; j>0 && key1[j] == 0 ; j--) ;
sprintf((char*) key,"%6d",j);
if (mi_rkey(file,read_record,0,key,HA_WHOLE_KEY,HA_READ_KEY_EXACT))
{
printf("Test in loop: Can't find key: \"%s\"\n",key);
goto err;
}
}
}
if (testflag==1) goto end;
if (write_cacheing)
{
if (mi_extra(file,HA_EXTRA_NO_CACHE,0))
{
puts("got error from mi_extra(HA_EXTRA_NO_CACHE)");
goto end;
}
}
if (key_cacheing)
resize_key_cache(dflt_key_cache,key_cache_block_size,key_cache_size*2,0,0);
if (!silent)
printf("- Delete\n");
for (i=0 ; i<recant/10 ; i++)
{
for (j=rnd(1000)+1 ; j>0 && key1[j] == 0 ; j--) ;
if (j != 0)
{
sprintf((char*) key,"%6d",j);
if (mi_rkey(file,read_record,0,key,HA_WHOLE_KEY,HA_READ_KEY_EXACT))
{
printf("can't find key1: \"%s\"\n",key);
goto err;
}
if (opt_delete == (uint) remove_count) /* While testing */
goto end;
if (mi_delete(file,read_record))
{
printf("error: %d; can't delete record: \"%s\"\n", my_errno,read_record);
goto err;
}
opt_delete++;
key1[atoi((char*) read_record+keyinfo[0].seg[0].start)]--;
key3[atoi((char*) read_record+keyinfo[2].seg[0].start)]=0;
}
else
puts("Warning: Skipping delete test because no dupplicate keys");
}
if (testflag==2) goto end;
if (!silent)
printf("- Update\n");
for (i=0 ; i<recant/10 ; i++)
{
n1=rnd(1000); n2=rnd(100); n3=rnd(5000);
sprintf((char*) record2,"%6d:%4d:%8d:XXX: %4d ",n1,n2,n3,update);
int4store(record2+STANDARD_LENGTH-4,(long) i);
fix_length(record2,(uint) STANDARD_LENGTH+rnd(60));
for (j=rnd(1000)+1 ; j>0 && key1[j] == 0 ; j--) ;
if (j != 0)
{
sprintf((char*) key,"%6d",j);
if (mi_rkey(file,read_record,0,key,HA_WHOLE_KEY,HA_READ_KEY_EXACT))
{
printf("can't find key1: \"%s\"\n",(char*) key);
goto err;
}
if (use_blob)
{
if (i & 1)
put_blob_in_record(record+blob_pos,&blob_buffer);
else
bmove(record+blob_pos,read_record+blob_pos,8);
}
if (mi_update(file,read_record,record2))
{
if (my_errno != HA_ERR_FOUND_DUPP_KEY || key3[n3] == 0)
{
printf("error: %d; can't update:\nFrom: \"%s\"\nTo: \"%s\"\n",
my_errno,read_record,record2);
goto err;
}
if (verbose)
printf("Double key when tried to update:\nFrom: \"%s\"\nTo: \"%s\"\n",record,record2);
}
else
{
key1[atoi((char*) read_record+keyinfo[0].seg[0].start)]--;
key3[atoi((char*) read_record+keyinfo[2].seg[0].start)]=0;
key1[n1]++; key3[n3]=1;
update++;
}
}
}
if (testflag == 3)
goto end;
for (i=999, dupp_keys=j=0 ; i>0 ; i--)
{
if (key1[i] > dupp_keys)
{
dupp_keys=key1[i]; j=i;
}
}
sprintf((char*) key,"%6d",j);
start=keyinfo[0].seg[0].start;
length=keyinfo[0].seg[0].length;
if (dupp_keys)
{
if (!silent)
printf("- Same key: first - next -> last - prev -> first\n");
DBUG_PRINT("progpos",("first - next -> last - prev -> first"));
if (verbose) printf(" Using key: \"%s\" Keys: %d\n",key,dupp_keys);
if (mi_rkey(file,read_record,0,key,HA_WHOLE_KEY,HA_READ_KEY_EXACT))
goto err;
if (mi_rsame(file,read_record2,-1))
goto err;
if (memcmp(read_record,read_record2,reclength) != 0)
{
printf("mi_rsame didn't find same record\n");
goto end;
}
info.recpos=mi_position(file);
if (mi_rfirst(file,read_record2,0) ||
mi_rsame_with_pos(file,read_record2,0,info.recpos) ||
memcmp(read_record,read_record2,reclength) != 0)
{
printf("mi_rsame_with_pos didn't find same record\n");
goto end;
}
{
int skr=mi_rnext(file,read_record2,0);
if ((skr && my_errno != HA_ERR_END_OF_FILE) ||
mi_rprev(file,read_record2,-1) ||
memcmp(read_record,read_record2,reclength) != 0)
{
printf("mi_rsame_with_pos lost position\n");
goto end;
}
}
ant=1;
while (mi_rnext(file,read_record2,0) == 0 &&
memcmp(read_record2+start,key,length) == 0) ant++;
if (ant != dupp_keys)
{
printf("next: Found: %d keys of %d\n",ant,dupp_keys);
goto end;
}
ant=0;
while (mi_rprev(file,read_record3,0) == 0 &&
memcmp(read_record3+start,key,length) == 0) ant++;
if (ant != dupp_keys)
{
printf("prev: Found: %d records of %d\n",ant,dupp_keys);
goto end;
}
/* Check of mi_rnext_same */
if (mi_rkey(file,read_record,0,key,HA_WHOLE_KEY,HA_READ_KEY_EXACT))
goto err;
ant=1;
while (!mi_rnext_same(file,read_record3) && ant < dupp_keys+10)
ant++;
if (ant != dupp_keys || my_errno != HA_ERR_END_OF_FILE)
{
printf("mi_rnext_same: Found: %d records of %d\n",ant,dupp_keys);
goto end;
}
}
if (!silent)
printf("- All keys: first - next -> last - prev -> first\n");
DBUG_PRINT("progpos",("All keys: first - next -> last - prev -> first"));
ant=1;
if (mi_rfirst(file,read_record,0))
{
printf("Can't find first record\n");
goto end;
}
while ((error=mi_rnext(file,read_record3,0)) == 0 && ant < write_count+10)
ant++;
if (ant != write_count - opt_delete || error != HA_ERR_END_OF_FILE)
{
printf("next: I found: %d records of %d (error: %d)\n",
ant, write_count - opt_delete, error);
goto end;
}
if (mi_rlast(file,read_record2,0) ||
memcmp(read_record2,read_record3,reclength))
{
printf("Can't find last record\n");
DBUG_DUMP("record2",(uchar*) read_record2,reclength);
DBUG_DUMP("record3",(uchar*) read_record3,reclength);
goto end;
}
ant=1;
while (mi_rprev(file,read_record3,0) == 0 && ant < write_count+10)
ant++;
if (ant != write_count - opt_delete)
{
printf("prev: I found: %d records of %d\n",ant,write_count);
goto end;
}
if (memcmp(read_record,read_record3,reclength))
{
printf("Can't find first record\n");
goto end;
}
if (!silent)
printf("- Test if: Read first - next - prev - prev - next == first\n");
DBUG_PRINT("progpos",("- Read first - next - prev - prev - next == first"));
if (mi_rfirst(file,read_record,0) ||
mi_rnext(file,read_record3,0) ||
mi_rprev(file,read_record3,0) ||
mi_rprev(file,read_record3,0) == 0 ||
mi_rnext(file,read_record3,0))
goto err;
if (memcmp(read_record,read_record3,reclength) != 0)
printf("Can't find first record\n");
if (!silent)
printf("- Test if: Read last - prev - next - next - prev == last\n");
DBUG_PRINT("progpos",("Read last - prev - next - next - prev == last"));
if (mi_rlast(file,read_record2,0) ||
mi_rprev(file,read_record3,0) ||
mi_rnext(file,read_record3,0) ||
mi_rnext(file,read_record3,0) == 0 ||
mi_rprev(file,read_record3,0))
goto err;
if (memcmp(read_record2,read_record3,reclength))
printf("Can't find last record\n");
#ifdef NOT_ANYMORE
if (!silent)
puts("- Test read key-part");
strmov(key2,key);
for(i=strlen(key2) ; i-- > 1 ;)
{
key2[i]=0;
/* The following row is just to catch some bugs in the key code */
bzero((char*) file->lastkey,file->s->base.max_key_length*2);
if (mi_rkey(file,read_record,0,key2,(uint) i,HA_READ_PREFIX))
goto err;
if (memcmp(read_record+start,key,(uint) i))
{
puts("Didn't find right record");
goto end;
}
}
#endif
if (dupp_keys > 2)
{
if (!silent)
printf("- Read key (first) - next - delete - next -> last\n");
DBUG_PRINT("progpos",("first - next - delete - next -> last"));
if (mi_rkey(file,read_record,0,key,HA_WHOLE_KEY,HA_READ_KEY_EXACT))
goto err;
if (mi_rnext(file,read_record3,0)) goto err;
if (mi_delete(file,read_record3)) goto err;
opt_delete++;
ant=1;
while (mi_rnext(file,read_record3,0) == 0 &&
memcmp(read_record3+start,key,length) == 0) ant++;
if (ant != dupp_keys-1)
{
printf("next: I can only find: %d keys of %d\n",ant,dupp_keys-1);
goto end;
}
}
if (dupp_keys>4)
{
if (!silent)
printf("- Read last of key - prev - delete - prev -> first\n");
DBUG_PRINT("progpos",("last - prev - delete - prev -> first"));
if (mi_rprev(file,read_record3,0)) goto err;
if (mi_rprev(file,read_record3,0)) goto err;
if (mi_delete(file,read_record3)) goto err;
opt_delete++;
ant=1;
while (mi_rprev(file,read_record3,0) == 0 &&
memcmp(read_record3+start,key,length) == 0) ant++;
if (ant != dupp_keys-2)
{
printf("next: I can only find: %d keys of %d\n",ant,dupp_keys-2);
goto end;
}
}
if (dupp_keys > 6)
{
if (!silent)
printf("- Read first - delete - next -> last\n");
DBUG_PRINT("progpos",("first - delete - next -> last"));
if (mi_rkey(file,read_record3,0,key,HA_WHOLE_KEY,HA_READ_KEY_EXACT))
goto err;
if (mi_delete(file,read_record3)) goto err;
opt_delete++;
ant=1;
if (mi_rnext(file,read_record,0))
goto err; /* Skall finnas poster */
while (mi_rnext(file,read_record3,0) == 0 &&
memcmp(read_record3+start,key,length) == 0) ant++;
if (ant != dupp_keys-3)
{
printf("next: I can only find: %d keys of %d\n",ant,dupp_keys-3);
goto end;
}
if (!silent)
printf("- Read last - delete - prev -> first\n");
DBUG_PRINT("progpos",("last - delete - prev -> first"));
if (mi_rprev(file,read_record3,0)) goto err;
if (mi_delete(file,read_record3)) goto err;
opt_delete++;
ant=0;
while (mi_rprev(file,read_record3,0) == 0 &&
memcmp(read_record3+start,key,length) == 0) ant++;
if (ant != dupp_keys-4)
{
printf("next: I can only find: %d keys of %d\n",ant,dupp_keys-4);
goto end;
}
}
if (!silent)
puts("- Test if: Read rrnd - same");
DBUG_PRINT("progpos",("Read rrnd - same"));
for (i=0 ; i < write_count ; i++)
{
if (mi_rrnd(file,read_record,i == 0 ? 0L : HA_OFFSET_ERROR) == 0)
break;
}
if (i == write_count)
goto err;
bmove(read_record2,read_record,reclength);
for (i=min(2,keys) ; i-- > 0 ;)
{
if (mi_rsame(file,read_record2,(int) i)) goto err;
if (memcmp(read_record,read_record2,reclength) != 0)
{
printf("is_rsame didn't find same record\n");
goto end;
}
}
if (!silent)
puts("- Test mi_records_in_range");
mi_status(file,&info,HA_STATUS_VARIABLE);
for (i=0 ; i < info.keys ; i++)
{
key_range min_key, max_key;
if (mi_rfirst(file,read_record,(int) i) ||
mi_rlast(file,read_record2,(int) i))
goto err;
copy_key(file,(uint) i,(uchar*) read_record,(uchar*) key);
copy_key(file,(uint) i,(uchar*) read_record2,(uchar*) key2);
min_key.key= key;
min_key.keypart_map= HA_WHOLE_KEY;
min_key.flag= HA_READ_KEY_EXACT;
max_key.key= key2;
max_key.keypart_map= HA_WHOLE_KEY;
max_key.flag= HA_READ_AFTER_KEY;
range_records= mi_records_in_range(file,(int) i, &min_key, &max_key);
if (range_records < info.records*8/10 ||
range_records > info.records*12/10)
{
printf("mi_records_range returned %ld; Should be about %ld\n",
(long) range_records,(long) info.records);
goto end;
}
if (verbose)
{
printf("mi_records_range returned %ld; Exact is %ld (diff: %4.2g %%)\n",
(long) range_records, (long) info.records,
labs((long) range_records - (long) info.records)*100.0/
info.records);
}
}
for (i=0 ; i < 5 ; i++)
{
for (j=rnd(1000)+1 ; j>0 && key1[j] == 0 ; j--) ;
for (k=rnd(1000)+1 ; k>0 && key1[k] == 0 ; k--) ;
if (j != 0 && k != 0)
{
key_range min_key, max_key;
if (j > k)
swap_variables(int, j, k);
sprintf((char*) key,"%6d",j);
sprintf((char*) key2,"%6d",k);
min_key.key= key;
min_key.length= USE_WHOLE_KEY;
min_key.flag= HA_READ_AFTER_KEY;
max_key.key= key2;
max_key.length= USE_WHOLE_KEY;
max_key.flag= HA_READ_BEFORE_KEY;
range_records= mi_records_in_range(file, 0, &min_key, &max_key);
records=0;
for (j++ ; j < k ; j++)
records+=key1[j];
if ((long) range_records < (long) records*7/10-2 ||
(long) range_records > (long) records*14/10+2)
{
printf("mi_records_range for key: %d returned %lu; Should be about %lu\n",
i, (ulong) range_records, (ulong) records);
goto end;
}
if (verbose && records)
{
printf("mi_records_range returned %lu; Exact is %lu (diff: %4.2g %%)\n",
(ulong) range_records, (ulong) records,
labs((long) range_records-(long) records)*100.0/records);
}
}
}
if (!silent)
printf("- mi_info\n");
mi_status(file,&info,HA_STATUS_VARIABLE | HA_STATUS_CONST);
if (info.records != write_count-opt_delete || info.deleted > opt_delete + update
|| info.keys != keys)
{
puts("Wrong info from mi_info");
printf("Got: records: %lu delete: %lu i_keys: %d\n",
(ulong) info.records, (ulong) info.deleted, info.keys);
}
if (verbose)
{
char buff[80];
get_date(buff,3,info.create_time);
printf("info: Created %s\n",buff);
get_date(buff,3,info.check_time);
printf("info: checked %s\n",buff);
get_date(buff,3,info.update_time);
printf("info: Modified %s\n",buff);
}
mi_panic(HA_PANIC_WRITE);
mi_panic(HA_PANIC_READ);
if (mi_is_changed(file))
puts("Warning: mi_is_changed reported that datafile was changed");
if (!silent)
printf("- mi_extra(CACHE) + mi_rrnd.... + mi_extra(NO_CACHE)\n");
if (mi_reset(file) || mi_extra(file,HA_EXTRA_CACHE,0))
{
if (locking || (!use_blob && !pack_fields))
{
puts("got error from mi_extra(HA_EXTRA_CACHE)");
goto end;
}
}
ant=0;
while ((error=mi_rrnd(file,record,HA_OFFSET_ERROR)) != HA_ERR_END_OF_FILE &&
ant < write_count + 10)
ant+= error ? 0 : 1;
if (ant != write_count-opt_delete)
{
printf("rrnd with cache: I can only find: %d records of %d\n",
ant,write_count-opt_delete);
goto end;
}
if (mi_extra(file,HA_EXTRA_NO_CACHE,0))
{
puts("got error from mi_extra(HA_EXTRA_NO_CACHE)");
goto end;
}
ant=0;
mi_scan_init(file);
while ((error=mi_scan(file,record)) != HA_ERR_END_OF_FILE &&
ant < write_count + 10)
ant+= error ? 0 : 1;
if (ant != write_count-opt_delete)
{
printf("scan with cache: I can only find: %d records of %d\n",
ant,write_count-opt_delete);
goto end;
}
if (testflag == 4) goto end;
if (!silent)
printf("- Removing keys\n");
DBUG_PRINT("progpos",("Removing keys"));
lastpos = HA_OFFSET_ERROR;
/* DBUG_POP(); */
mi_reset(file);
found_parts=0;
while ((error=mi_rrnd(file,read_record,HA_OFFSET_ERROR)) !=
HA_ERR_END_OF_FILE)
{
info.recpos=mi_position(file);
if (lastpos >= info.recpos && lastpos != HA_OFFSET_ERROR)
{
printf("mi_rrnd didn't advance filepointer; old: %ld, new: %ld\n",
(long) lastpos, (long) info.recpos);
goto err;
}
lastpos=info.recpos;
if (error == 0)
{
if (opt_delete == (uint) remove_count) /* While testing */
goto end;
if (mi_rsame(file,read_record,-1))
{
printf("can't find record %lx\n",(long) info.recpos);
goto err;
}
if (use_blob)
{
ulong blob_length,pos;
uchar *ptr;
longget(blob_length,read_record+blob_pos+4);
ptr=(uchar*) blob_length;
longget(blob_length,read_record+blob_pos);
for (pos=0 ; pos < blob_length ; pos++)
{
if (ptr[pos] != (uchar) (blob_length+pos))
{
printf("found blob with wrong info at %ld\n",(long) lastpos);
use_blob=0;
break;
}
}
}
if (mi_delete(file,read_record))
{
printf("can't delete record: %6.6s, delete_count: %d\n",
read_record, opt_delete);
goto err;
}
opt_delete++;
}
else
found_parts++;
}
if (my_errno != HA_ERR_END_OF_FILE && my_errno != HA_ERR_RECORD_DELETED)
printf("error: %d from mi_rrnd\n",my_errno);
if (write_count != opt_delete)
{
printf("Deleted only %d of %d records (%d parts)\n",opt_delete,write_count,
found_parts);
goto err;
}
end:
if (mi_close(file))
goto err;
mi_panic(HA_PANIC_CLOSE); /* Should close log */
if (!silent)
{
printf("\nFollowing test have been made:\n");
printf("Write records: %d\nUpdate records: %d\nSame-key-read: %d\nDelete records: %d\n", write_count,update,dupp_keys,opt_delete);
if (rec_pointer_size)
printf("Record pointer size: %d\n",rec_pointer_size);
printf("myisam_block_size: %lu\n", myisam_block_size);
if (key_cacheing)
{
puts("Key cache used");
printf("key_cache_block_size: %u\n", key_cache_block_size);
if (write_cacheing)
puts("Key cache resized");
}
if (write_cacheing)
puts("Write cacheing used");
if (write_cacheing)
puts("quick mode");
if (async_io && locking)
puts("Asyncron io with locking used");
else if (locking)
puts("Locking used");
if (use_blob)
puts("blobs used");
printf("key cache status: \n\
blocks used:%10lu\n\
not flushed:%10lu\n\
w_requests: %10lu\n\
writes: %10lu\n\
r_requests: %10lu\n\
reads: %10lu\n",
dflt_key_cache->blocks_used,
dflt_key_cache->global_blocks_changed,
(ulong) dflt_key_cache->global_cache_w_requests,
(ulong) dflt_key_cache->global_cache_write,
(ulong) dflt_key_cache->global_cache_r_requests,
(ulong) dflt_key_cache->global_cache_read);
}
int main(int argc,char *argv[])
{
int error=0, subkeys;
uint keylen, keylen2=0, inx, doc_cnt=0;
float weight= 1.0;
double gws, min_gws=0, avg_gws=0;
MI_INFO *info;
char buf[MAX_LEN], buf2[MAX_LEN], buf_maxlen[MAX_LEN], buf_min_gws[MAX_LEN];
ulong total=0, maxlen=0, uniq=0, max_doc_cnt=0;
struct { MI_INFO *info; } aio0, *aio=&aio0; /* for GWS_IN_USE */
MY_INIT(argv[0]);
memset(&main_thread_keycache_var, 0, sizeof(st_keycache_thread_var));
mysql_cond_init(PSI_NOT_INSTRUMENTED,
&main_thread_keycache_var.suspend);
if ((error= handle_options(&argc, &argv, my_long_options, get_one_option)))
exit(error);
if (count || dump)
verbose=0;
if (!count && !dump && !lstats && !query)
stats=1;
if (verbose)
setbuf(stdout,NULL);
if (argc < 2)
usage();
{
char *end;
inx= (uint) my_strtoll(argv[1], &end, 10);
if (*end)
usage();
}
init_key_cache(dflt_key_cache,MI_KEY_BLOCK_LENGTH,USE_BUFFER_INIT, 0, 0);
if (!(info=mi_open(argv[0], O_RDONLY,
HA_OPEN_ABORT_IF_LOCKED|HA_OPEN_FROM_SQL_LAYER)))
{
error=my_errno();
goto err;
}
*buf2=0;
aio->info=info;
if ((inx >= info->s->base.keys) ||
!(info->s->keyinfo[inx].flag & HA_FULLTEXT))
{
printf("Key %d in table %s is not a FULLTEXT key\n", inx, info->filename);
goto err;
}
mi_lock_database(info, F_EXTRA_LCK);
info->lastpos= HA_OFFSET_ERROR;
info->update|= HA_STATE_PREV_FOUND;
while (!(error=mi_rnext(info,NULL,inx)))
{
keylen=*(info->lastkey);
subkeys=ft_sintXkorr(info->lastkey+keylen+1);
if (subkeys >= 0)
ft_floatXget(weight, info->lastkey+keylen+1);
my_snprintf(buf,MAX_LEN,"%.*s",(int) keylen,info->lastkey+1);
my_casedn_str(default_charset_info,buf);
total++;
lengths[keylen]++;
if (count || stats)
{
if (strcmp(buf, buf2))
{
if (*buf2)
{
uniq++;
avg_gws+=gws=GWS_IN_USE;
if (count)
printf("%9u %20.7f %s\n",doc_cnt,gws,buf2);
if (maxlen<keylen2)
{
maxlen=keylen2;
my_stpcpy(buf_maxlen, buf2);
}
if (max_doc_cnt < doc_cnt)
{
max_doc_cnt=doc_cnt;
my_stpcpy(buf_min_gws, buf2);
min_gws=gws;
}
}
my_stpcpy(buf2, buf);
keylen2=keylen;
doc_cnt=0;
}
doc_cnt+= (subkeys >= 0 ? 1 : -subkeys);
}
if (dump)
{
if (subkeys>=0)
printf("%9lx %20.7f %s\n", (long) info->lastpos,weight,buf);
else
printf("%9lx => %17d %s\n",(long) info->lastpos,-subkeys,buf);
}
if (verbose && (total%HOW_OFTEN_TO_WRITE)==0)
printf("%10ld\r",total);
}
mi_lock_database(info, F_UNLCK);
if (count || stats)
{
if (*buf2)
{
uniq++;
avg_gws+=gws=GWS_IN_USE;
if (count)
printf("%9u %20.7f %s\n",doc_cnt,gws,buf2);
if (maxlen<keylen2)
{
maxlen=keylen2;
my_stpcpy(buf_maxlen, buf2);
}
if (max_doc_cnt < doc_cnt)
{
max_doc_cnt=doc_cnt;
my_stpcpy(buf_min_gws, buf2);
min_gws=gws;
}
}
}
if (stats)
{
count=0;
for (inx=0;inx<256;inx++)
{
count+=lengths[inx];
if ((ulong) count >= total/2)
break;
}
printf("Total rows: %lu\nTotal words: %lu\n"
"Unique words: %lu\nLongest word: %lu chars (%s)\n"
"Median length: %u\n"
"Average global weight: %f\n"
"Most common word: %lu times, weight: %f (%s)\n",
(long) info->state->records, total, uniq, maxlen, buf_maxlen,
inx, avg_gws/uniq, max_doc_cnt, min_gws, buf_min_gws);
}
if (lstats)
{
count=0;
for (inx=0; inx<256; inx++)
{
count+=lengths[inx];
if (count && lengths[inx])
printf("%3u: %10lu %5.2f%% %20lu %4.1f%%\n", inx,
(ulong) lengths[inx],100.0*lengths[inx]/total,(ulong) count,
100.0*count/total);
}
}
err:
if (error && error != HA_ERR_END_OF_FILE)
printf("got error %d\n",my_errno());
if (info)
mi_close(info);
mysql_cond_destroy(&main_thread_keycache_var.suspend);
return 0;
}
int test_update(MI_INFO *file,int id,int lock_type)
{
uint i,lock,found,next,prev,update;
uint32 tmp;
char find[4];
struct record new_record;
lock=0;
if (rnd(2) == 0 || lock_type == F_RDLCK)
{
lock=1;
if (mi_lock_database(file,F_WRLCK))
{
if (lock_type == F_RDLCK && my_errno == EDEADLK)
{
printf("%2d: write: deadlock\n",id); fflush(stdout);
return 0;
}
fprintf(stderr,"%2d: Can't lock table (%d)\n",id,my_errno);
return 1;
}
}
bzero((char*) &new_record,sizeof(new_record));
strmov((char*) new_record.text,"Updated");
found=next=prev=update=0;
for (i=0 ; i < 100 ; i++)
{
tmp=rnd(100000);
int4store(find,tmp);
if (!mi_rkey(file,record.id,1,(uchar*) find, HA_WHOLE_KEY,
HA_READ_KEY_EXACT))
found++;
else
{
if (my_errno != HA_ERR_KEY_NOT_FOUND)
{
fprintf(stderr,"%2d: Got error %d from read in update\n",id,my_errno);
return 1;
}
else if (!mi_rnext(file,record.id,1))
next++;
else
{
if (my_errno != HA_ERR_END_OF_FILE)
{
fprintf(stderr,"%2d: Got error %d from rnext in update\n",
id,my_errno);
return 1;
}
else if (!mi_rprev(file,record.id,1))
prev++;
else
{
if (my_errno != HA_ERR_END_OF_FILE)
{
fprintf(stderr,"%2d: Got error %d from rnext in update\n",
id,my_errno);
return 1;
}
continue;
}
}
}
memcpy(new_record.id, record.id, sizeof(record.id));
tmp=rnd(20000)+40000;
int4store(new_record.nr,tmp);
if (!mi_update(file,record.id,new_record.id))
update++;
else
{
if (my_errno != HA_ERR_RECORD_CHANGED &&
my_errno != HA_ERR_RECORD_DELETED &&
my_errno != HA_ERR_FOUND_DUPP_KEY)
{
fprintf(stderr,"%2d: Got error %d from update\n",id,my_errno);
return 1;
}
}
}
if (lock)
{
if (mi_lock_database(file,F_UNLCK))
{
fprintf(stderr,"Can't unlock table,id, error%d\n",my_errno);
return 1;
}
}
printf("%2d: update: %5d\n",id,update); fflush(stdout);
return 0;
}
int test_read(MI_INFO *file,int id)
{
uint i,lock,found,next,prev;
ulong find;
lock=0;
if (rnd(2) == 0)
{
lock=1;
if (mi_lock_database(file,F_RDLCK))
{
fprintf(stderr,"%2d: Can't lock table %d\n",id,my_errno);
return 1;
}
}
found=next=prev=0;
for (i=0 ; i < 100 ; i++)
{
find=rnd(100000);
if (!mi_rkey(file,record.id,1,(uchar*) &find, HA_WHOLE_KEY,
HA_READ_KEY_EXACT))
found++;
else
{
if (my_errno != HA_ERR_KEY_NOT_FOUND)
{
fprintf(stderr,"%2d: Got error %d from read in read\n",id,my_errno);
return 1;
}
else if (!mi_rnext(file,record.id,1))
next++;
else
{
if (my_errno != HA_ERR_END_OF_FILE)
{
fprintf(stderr,"%2d: Got error %d from rnext in read\n",id,my_errno);
return 1;
}
else if (!mi_rprev(file,record.id,1))
prev++;
else
{
if (my_errno != HA_ERR_END_OF_FILE)
{
fprintf(stderr,"%2d: Got error %d from rnext in read\n",
id,my_errno);
return 1;
}
}
}
}
}
if (lock)
{
if (mi_lock_database(file,F_UNLCK))
{
fprintf(stderr,"%2d: Can't unlock table\n",id);
return 1;
}
}
printf("%2d: read: found: %5d next: %5d prev: %5d\n",
id,found,next,prev);
fflush(stdout);
return 0;
}
