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better boundary behaviour

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serg@serg.mysql.com 2002-11-17 20:08:42 +01:00
parent 0a75fe85d1
commit 1173fc780d
1 changed files with 4 additions and 2 deletions
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6
myisammrg/myrg_range.c
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@ -30,8 +30,10 @@ ha_rows myrg_records_in_range(MYRG_INFO *info, int inx, const byte *start_key,
res=mi_records_in_range(table->table, inx,
start_key, start_key_len, start_search_flag,
end_key, end_key_len, end_search_flag);
if (res == HA_POS_ERROR || records > HA_POS_ERROR - res)
return res;
if (res == HA_POS_ERROR)
return HA_POS_ERROR;
if (records > HA_POS_ERROR - res)
return HA_POS_ERROR-1;
records+=res;
}
return records;