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[t:3653], have keyrange_internal not decompress any partitions

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git-svn-id: file:///svn/toku/tokudb@32978 c7de825b-a66e-492c-adef-691d508d4ae1
This commit is contained in:
Zardosht Kasheff 2013-04-16 23:59:44 -04:00 • committed by Yoni Fogel
parent ed07802061
commit 88bf122cf3
1 changed files with 20 additions and 11 deletions
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31
newbrt/brt.c
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@ -6227,8 +6227,7 @@ static void toku_brt_keyrange_internal (BRT brt, CACHEKEY nodename,
{
//assert(fullhash == toku_cachetable_hash(brt->cf, nodename));
struct brtnode_fetch_extra bfe;
// TODO: (Zardosht) change this
fill_bfe_for_full_read(&bfe, brt->h);
fill_bfe_for_min_read(&bfe, brt->h);
toku_pin_brtnode_holding_lock(brt, nodename, fullhash,
ancestors, bounds, &bfe,
&node);
@ -6265,15 +6264,25 @@ static void toku_brt_keyrange_internal (BRT brt, CACHEKEY nodename,
&next_ancestors, &next_bounds);
}
else {
struct cmd_leafval_heaviside_extra be = {brt, key};
u_int32_t idx;
int r = toku_omt_find_zero(BLB_BUFFER(node, i), toku_cmd_leafval_heaviside, &be, 0, &idx, NULL);
*less += idx;
*greater += toku_omt_size(BLB_BUFFER(node, i))-idx;
if (r==0) {
(*greater)--;
(*equal)++;
}
if (BP_STATE(node,i) == PT_AVAIL) {
struct cmd_leafval_heaviside_extra be = {brt, key};
u_int32_t idx;
int r = toku_omt_find_zero(BLB_BUFFER(node, i), toku_cmd_leafval_heaviside, &be, 0, &idx, NULL);
*less += idx;
*greater += toku_omt_size(BLB_BUFFER(node, i))-idx;
if (r==0) {
(*greater)--;
(*equal)++;
}
}
else {
// In this case, we need to search the basement node, but it is not available
// We do not want to incur a disk seek just to get an estimate, so, we
// just take a guess. Arbitrarily say half the elements are less, and half are greater
u_int64_t bn_subest = BP_SUBTREE_EST(node,i).ndata;
*less += bn_subest/2;
*greater += bn_subest - (bn_subest/2);
}
}
}
}