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BGTree_d.cpp
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BGTree_d.cpp
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//
// Created by swh on 2022/1/12.
//
#include "BGTree_d.h"
BGTree_d::BGTree_d()
{
numSub = 0;
numNode = 0;
height = 0;
maxNodeSize = MAXNodeSIZE;
memset(subPredicate, 0, sizeof(subPredicate));
roots.resize(atts);
_for(i, 0, atts)
{
roots[i] = new bluenode_d(0, valDom - 1, ++numNode, 1, nullptr, nullptr, nullptr, nullptr, nullptr);
}
nB.resize(atts);
nnB.resize(atts);
cout << "ExpID = " << expID << ". BGTree_d: maxNodeSize = " << maxNodeSize << ", BoundaryNumSub = "
<< BoundaryNumSub << "\n";
}
BGTree_d::~BGTree_d()
{
_for(i, 0, atts)
{
releaseBlueNode(roots[i]);
}
}
void BGTree_d::releaseBlueNode(bluenode_d*& r)
{
if (r->lowGreenChild) releaseGreenNode(r->lowGreenChild);
if (r->highGreenChild) releaseGreenNode(r->highGreenChild);
if (r->leftBlueChild) releaseBlueNode(r->leftBlueChild);
if (r->rightBlueChild) releaseBlueNode(r->rightBlueChild);
if (r->bst) delete r->bst;
delete r;
}
void BGTree_d::releaseGreenNode(lgreennode_d*& r)
{
if (r->leftChild) releaseGreenNode(r->leftChild);
if (r->rightChild) releaseGreenNode(r->rightChild);
if (r->bst) delete r->bst;
delete r;
}
void BGTree_d::releaseGreenNode(hgreennode_d*& r)
{
if (r->leftChild) releaseGreenNode(r->leftChild);
if (r->rightChild) releaseGreenNode(r->rightChild);
if (r->bst) delete r->bst;
delete r;
}
void BGTree_d::insert(IntervalSub sub, const vector<IntervalSub>& subList)
{
vector<bool> attrExist(atts, false);
subPredicate[sub.id] = sub.size;
for (auto&& c : sub.constraints)
{
insertIntoBlueNode(roots[c.att], sub.id, c.lowValue,
c.highValue, c.att, subList);
attrExist[c.att] = true;
nnB[c.att][sub.id] = 1;
}
_for(i, 0, atts) if (!attrExist[i])
nB[i][sub.id] = 1;
numSub++;
}
void BGTree_d::insertIntoBlueNode(bluenode_d*& r, const int& subID, const int& l, const int& h, const int& attrId,
const vector<IntervalSub>& subList)
{
r->subids.push_back(subID);
if (r->subids.size() > BoundaryNumSub)
{
if (r->bst == nullptr)
{
r->bst = new bitset<subs>;
for (auto&& id : r->subids)
(*r->bst)[id] = 1;
}
(*r->bst)[subID] = 1;
}
if (r->mid == h) r->lMidv.push_back(subID);
else if (r->mid + 1 == l) r->rMidv.push_back(subID);
if (r->leftBlueChild != nullptr)
{ // has child
if (h <= r->mid)
{
insertIntoBlueNode(r->leftBlueChild, subID, l, h, attrId, subList);
}
else if (l > r->mid)
{
insertIntoBlueNode(r->rightBlueChild, subID, l, h, attrId, subList);
}
else
{
insertIntoGreenNode(r->lowGreenChild, subID, l, attrId, subList);
insertIntoGreenNode(r->highGreenChild, subID, h, attrId, subList);
}
}
else if (r->subids.size() > maxNodeSize)
{ // no child and too big node
r->leftBlueChild = new bluenode_d(r->l, r->mid, ++numNode, r->levelid + 1, nullptr, nullptr, nullptr, nullptr,
nullptr);
r->rightBlueChild = new bluenode_d(r->mid + 1, r->h, ++numNode, r->levelid + 1, nullptr, nullptr, nullptr,
nullptr, nullptr);
r->lowGreenChild = new lgreennode_d(r->l, r->mid, ++numNode, r->levelid + 1, nullptr, nullptr, nullptr);
r->highGreenChild = new hgreennode_d(r->mid + 1, r->h, ++numNode, r->levelid + 1, nullptr, nullptr, nullptr);
for (auto&& id : r->subids)
{
for (auto&& c : subList[id].constraints)
{
if (c.att == attrId)
{
if (c.highValue <= r->mid)
{
r->leftBlueChild->subids.push_back(id);
// r->leftBlueChild->realBstPtr[id] = 1; // BoundaryNumSub>>maxNodeSize, so 节点需分裂时子节点不可能需要bitset存储
if (r->leftBlueChild->mid == c.highValue) r->leftBlueChild->lMidv.push_back(id);
else if (r->leftBlueChild->mid + 1 == c.lowValue) r->leftBlueChild->rMidv.push_back(id);
}
else if (c.lowValue > r->mid)
{
r->rightBlueChild->subids.push_back(id);
// r->rightBlueChild->realBstPtr[id] = 1;
if (r->rightBlueChild->mid == c.highValue) r->rightBlueChild->lMidv.push_back(id);
else if (r->rightBlueChild->mid + 1 == c.lowValue) r->rightBlueChild->rMidv.push_back(id);
}
else
{ // l<=mid<mid+1<=h
r->lowGreenChild->subids.push_back(id);
// r->lowGreenChild->realBstPtr[id] = 1;
if (r->lowGreenChild->mid + 1 == c.lowValue)
r->lowGreenChild->midv.push_back(id);
r->highGreenChild->subids.push_back(id);
// r->highGreenChild->realBstPtr[id] = 1;
if (r->highGreenChild->mid - 1 == c.highValue)
r->highGreenChild->midv.push_back(id);
}
break;
}
}
}
}
}
void BGTree_d::insertIntoGreenNode(lgreennode_d*& r, const int& subID, const int& l, const int& attrId,
const vector<IntervalSub>& subList)
{
r->subids.push_back(subID);
if (r->subids.size() > BoundaryNumSub)
{
if (r->bst == nullptr)
{
r->bst = new bitset<subs>;
for (auto&& id : r->subids)
(*r->bst)[id] = 1;
}
(*r->bst)[subID] = 1;
}
if (r->mid + 1 == l)
r->midv.push_back(subID);
if (r->leftChild != nullptr)
{ // 有左子必有右子节点
if (l <= r->mid)
insertIntoGreenNode(r->leftChild, subID, l, attrId, subList);
else insertIntoGreenNode(r->rightChild, subID, l, attrId, subList);
}
else if (r->subids.size() > maxNodeSize)
{
r->leftChild = new lgreennode_d(r->l, r->mid, ++numNode, r->levelid + 1, nullptr, nullptr, nullptr);
r->rightChild = new lgreennode_d(r->mid + 1, r->h, ++numNode, r->levelid + 1, nullptr, nullptr, nullptr);
for (auto&& id : r->subids)
{
for (auto&& c : subList[id].constraints)
{
if (c.att == attrId)
{
if (c.lowValue <= r->mid)
{
r->leftChild->subids.push_back(id);
// r->leftChild->realBstPtr[id] = 1; // BoundaryNumSub>>maxNodeSize, so 节点需分裂时子节点不可能需要bitset存储
if (r->leftChild->mid + 1 == c.lowValue)
r->leftChild->midv.push_back(id);
}
else
{
r->rightChild->subids.push_back(id);
// r->rightChild->realBstPtr[id] = 1;
if (r->rightChild->mid + 1 == c.lowValue)
r->rightChild->midv.push_back(id);
}
break;
}
}
}
}
}
void BGTree_d::insertIntoGreenNode(hgreennode_d*& r, const int& subID, const int& h, const int& attrId,
const vector<IntervalSub>& subList)
{
r->subids.push_back(subID);
if (r->subids.size() > BoundaryNumSub)
{
if (r->bst == nullptr)
{
r->bst = new bitset<subs>;
for (auto&& id : r->subids)
(*r->bst)[id] = 1;
}
(*r->bst)[subID] = 1;
}
if (r->mid - 1 == h)
r->midv.push_back(subID);
if (r->leftChild != nullptr)
{ // 有左子必有右子节点
if (h < r->mid)
insertIntoGreenNode(r->leftChild, subID, h, attrId, subList);
else insertIntoGreenNode(r->rightChild, subID, h, attrId, subList);
}
else if (r->subids.size() > maxNodeSize)
{
r->leftChild = new hgreennode_d(r->l, r->mid - 1, ++numNode, r->levelid + 1, nullptr, nullptr, nullptr);
r->rightChild = new hgreennode_d(r->mid, r->h, ++numNode, r->levelid + 1, nullptr, nullptr, nullptr);
for (auto&& id : r->subids)
{
for (auto&& c : subList[id].constraints)
{
if (c.att == attrId)
{
if (c.highValue < r->mid)
{
r->leftChild->subids.push_back(id);
// r->leftChild->realBstPtr[id] = 1;
if (r->leftChild->mid - 1 == c.highValue)
r->leftChild->midv.push_back(id);
}
else
{
r->rightChild->subids.push_back(id);
// r->rightChild->realBstPtr[id] = 1;
if (r->rightChild->mid - 1 == c.highValue)
r->rightChild->midv.push_back(id);
}
break;
}
}
}
}
}
bool BGTree_d::deleteSubscription(IntervalSub sub)
{
bool find = true;
for (auto&& c : sub.constraints)
{
find &= deleteFromBlueNode(roots[c.att], sub.id, c.lowValue,
c.highValue);
}
subPredicate[sub.id] = 0;
numSub--;
return find;
}
bool BGTree_d::deleteFromBlueNode(bluenode_d*& r, const int& subID, const int& l, const int& h)
{
bool find = false;
if (r->bst != nullptr)
{
(*(r->bst))[subID] = 0;
if (r->subids.size() < BoundaryNumSub)
delete r->bst;
}
for (vector<int32_t>::const_iterator it = r->subids.cbegin(); it != r->subids.cend(); it++)
{
if (*it == subID)
{
r->subids.erase(it);
find = true;
break;
}
}
if (r->mid == h)
{
find = false;
for (vector<int32_t>::const_iterator it = r->lMidv.cbegin(); it != r->lMidv.cend(); it++)
{
if (*it == subID)
{
r->lMidv.erase(it);
find = true;
break;
}
}
}
else if (r->mid + 1 == l)
{
find = false;
for (vector<int32_t>::const_iterator it = r->rMidv.cbegin(); it != r->rMidv.cend(); it++)
{
if (*it == subID)
{
r->rMidv.erase(it);
find = true;
break;
}
}
}
if (r->leftBlueChild != nullptr)
{ // has child
if (h <= r->mid)
{
find &= deleteFromBlueNode(r->leftBlueChild, subID, l, h);
}
else if (l > r->mid)
{
find &= deleteFromBlueNode(r->rightBlueChild, subID, l, h);
}
else
{
find &= deleteFromGreenNode(r->lowGreenChild, subID, l);
find &= deleteFromGreenNode(r->highGreenChild, subID, h);
}
if (r->subids.size() < maxNodeSize)
{ // has child and too small node
delete r->leftBlueChild, r->rightBlueChild, r->lowGreenChild, r->highGreenChild;
}
}
return find;
}
bool BGTree_d::deleteFromGreenNode(lgreennode_d*& r, const int& subID, const int& l)
{
bool find = false;
if (r->bst != nullptr)
{
(*(r->bst))[subID] = 0;
if (r->subids.size() < BoundaryNumSub)
delete r->bst;
}
for (vector<int32_t>::const_iterator it = r->subids.cbegin(); it != r->subids.cend(); it++)
{
if (*it == subID)
{
r->subids.erase(it);
find = true;
break;
}
}
if (r->mid + 1 == l)
{
find = false;
for (vector<int32_t>::const_iterator it = r->midv.cbegin(); it != r->midv.cend(); it++)
{
if (*it == subID)
{
r->midv.erase(it);
find = true;
break;
}
}
}
if (r->leftChild != nullptr)
{ // has child
if (l <= r->mid)
{
find &= deleteFromGreenNode(r->leftChild, subID, l);
}
else
{
find &= deleteFromGreenNode(r->rightChild, subID, l);
}
if (r->subids.size() < maxNodeSize)
{ // has child and too small node
delete r->leftChild, r->rightChild, r->bst;
}
}
return find;
}
bool BGTree_d::deleteFromGreenNode(hgreennode_d*& r, const int& subID, const int& h)
{
bool find = false;
if (r->bst != nullptr)
{
(*(r->bst))[subID] = 0;
if (r->subids.size() < BoundaryNumSub)
delete r->bst;
}
for (vector<int32_t>::const_iterator it = r->subids.cbegin(); it != r->subids.cend(); it++)
{
if (*it == subID)
{
r->subids.erase(it);
find = true;
break;
}
}
if (r->mid - 1 == h)
{
find = false;
for (vector<int32_t>::const_iterator it = r->midv.cbegin(); it != r->midv.cend(); it++)
{
if (*it == subID)
{
r->midv.erase(it);
find = true;
break;
}
}
}
if (r->leftChild != nullptr)
{ // has child
if (h < r->mid)
{
find &= deleteFromGreenNode(r->leftChild, subID, h);
}
else
{
find &= deleteFromGreenNode(r->rightChild, subID, h);
}
if (r->subids.size() < maxNodeSize)
{ // has child and too small node
delete r->leftChild, r->rightChild;
}
}
return find;
}
void BGTree_d::forward_match_native(const Pub& pub, int& matchSubs, const vector<IntervalSub>& subList)
{
memcpy(counter, subPredicate, sizeof(subPredicate));
for (auto&& pi : pub.pairs)
forward_match_blueNode(roots[pi.att], pi.att, pi.value, subList);
for (int i = 0; i < subs; i++)
if (counter[i] == 0)
{
#ifdef DEBUG
numEffectivePredicate += subPredicate[i];
#endif
++matchSubs;
//cout << "BG-Tree matches sub: " << i << endl;
}
}
void
BGTree_d::forward_match_blueNode(bluenode_d*& r, const int& att, const int& value, const vector<IntervalSub>& subList)
{
if (r->leftBlueChild == nullptr)
{ // 1. 叶子节点暴力处理
#ifdef DEBUG
numProcessTwoCmpNode++;
numProcessTwoCmpPredicate += r->subids.size();
#endif
for (auto&& id : r->subids)
{
for (auto&& pi : subList[id].constraints)
if (att == pi.att)
{
if (pi.lowValue <= value && value <= pi.highValue)
counter[id]--;
break;
}
}
}
else if (value < r->mid)
{ // 2. 小于左中点, 检索两个子节点
forward_match_blueNode(r->leftBlueChild, att, value, subList);
forward_match_lgreenNode(r->lowGreenChild, att, value, subList);
}
else if (value > r->mid + 1)
{ // 5. value > r->mid + 1 大于右中节点, 检索两个子节点
forward_match_blueNode(r->rightBlueChild, att, value, subList);
forward_match_hgreenNode(r->highGreenChild, att, value, subList);
}
else
{ // 3、4. 等于左中点或右中点, 直接得到匹配结果
#ifdef DEBUG
hit++;
numProcessExactNode++;
if (value == r->mid)
numProcessExactPredicate += r->lMidv.size() + r->lowGreenChild->subids.size();
else numProcessExactPredicate += r->rMidv.size() + r->highGreenChild->subids.size();
#endif
if (value == r->mid)
for (auto&& id : r->lMidv)
counter[id]--;
else
for (auto&& id : r->rMidv)
counter[id]--;
for (auto&& id : r->lowGreenChild->subids)
counter[id]--;
}
}
void BGTree_d::forward_match_lgreenNode(lgreennode_d*& l, const int& att, const int& value,
const vector<IntervalSub>& subList)
{
if (l->leftChild == nullptr)
{ // 1. 叶子节点暴力处理
#ifdef DEBUG
numProcessOneCmpNode++;
numProcessOneCmpPredicate += l->subids.size();
#endif
for (auto&& id : l->subids)
{
for (auto&& pi : subList[id].constraints)
if (att == pi.att)
{
if (pi.lowValue <= value)
counter[id]--;
break;
}
}
}
else if (value < l->mid)
{ // 2. 小于左中点, 检索左子节点
forward_match_lgreenNode(l->leftChild, att, value, subList);
}
else
{ // 3、4、5. 左子节点完全匹配
#ifdef DEBUG
numProcessExactNode++;
numProcessExactPredicate += l->leftChild->subids.size();
if (value == l->mid) hit++;
if (value == l->mid + 1)
{
hit++;
numProcessExactPredicate += l->midv.size();
}
#endif
for (auto&& id : l->leftChild->subids)
counter[id]--;
if (value == l->mid) return;
else if (value == l->mid + 1)
for (auto&& id : l->midv)
counter[id]--;
else // 检索右子节点
forward_match_lgreenNode(l->rightChild, att, value, subList);
}
}
void BGTree_d::forward_match_hgreenNode(hgreennode_d*& h, const int& att, const int& value,
const vector<IntervalSub>& subList)
{
if (h->leftChild == nullptr)
{ // 1. 叶子节点暴力处理
#ifdef DEBUG
numProcessOneCmpNode++;
numProcessOneCmpPredicate += h->subids.size();
#endif
for (auto&& id : h->subids)
{
for (auto&& pi : subList[id].constraints)
if (att == pi.att)
{
if (value <= pi.highValue)
counter[id]--;
break;
}
}
}
else if (value > h->mid)
{ // 2. 大于右中点, 检索右子节点
forward_match_hgreenNode(h->rightChild, att, value, subList);
}
else
{ // 3、4、5. 小于左中点, 右子节点完全匹配, 检索左子节点
#ifdef DEBUG
numProcessExactNode++;
numProcessExactPredicate += h->rightChild->subids.size();
if (value == h->mid) hit++;
else if (value == h->mid - 1)
{
hit++;
numProcessExactPredicate += h->midv.size();
}
#endif
for (auto&& id : h->rightChild->subids)
counter[id]--;
if (value == h->mid) return;
else if (value == h->mid - 1)
for (auto&& id : h->midv)
counter[id]--;
else
forward_match_hgreenNode(h->leftChild, att, value, subList);
}
}
void BGTree_d::forward_match_C_BOMP(const Pub& pub, int& matchSubs, const vector<IntervalSub>& subList)
{
bitset<subs> gB, mB; // global bitset
gB.set(); // 全设为1, 假设都是匹配的
vector<bool> attExist(atts, false);
for (auto&& pi : pub.pairs)
{
mB = nB[pi.att];
attExist[pi.att] = true;
forward_match_blueNode_C_BOMP(roots[pi.att], pi.att, pi.value, subList, mB);
gB &= mB;
}
_for(i, 0, atts) if (!attExist[i])
gB &= nB[i];
matchSubs = gB.count();
}
void
BGTree_d::forward_match_blueNode_C_BOMP(bluenode_d*& r, const int& att, const int& value, const vector<IntervalSub>& subList,
bitset<subs>& mB)
{
if (r->leftBlueChild == nullptr)
{ // 1. 叶子节点暴力处理
#ifdef DEBUG
numProcessTwoCmpNode++;
numProcessTwoCmpPredicate += r->subids.size();
#endif
for (auto&& id : r->subids)
{
for (auto&& pi : subList[id].constraints)
if (att == pi.att)
{
if (pi.lowValue <= value && value <= pi.highValue)
mB[id] = 1;
break;
}
}
}
else if (value < r->mid)
{ // 2. 小于左中点, 检索两个子节点
forward_match_blueNode_C_BOMP(r->leftBlueChild, att, value, subList, mB);
forward_match_lgreenNode_C_BOMP(r->lowGreenChild, att, value, subList, mB);
}
else if (value > r->mid + 1)
{ // 5. value > r->mid + 1 大于右中节点, 检索两个子节点
forward_match_blueNode_C_BOMP(r->rightBlueChild, att, value, subList, mB);
forward_match_hgreenNode_C_BOMP(r->highGreenChild, att, value, subList, mB);
}
else
{ // 3、4. 等于左中点或右中点, 直接得到匹配结果
#ifdef DEBUG
hit++;
numProcessExactNode++;
if (value == r->mid)
numProcessExactPredicate += r->lMidv.size() + r->lowGreenChild->subids.size();
else numProcessExactPredicate += r->rMidv.size() + r->highGreenChild->subids.size();
if (r->lowGreenChild->bst) numBitsetOperation++;
#endif
if (value == r->mid)
for (auto&& id : r->lMidv)
mB[id] = 1;
else
for (auto&& id : r->rMidv)
mB[id] = 1;
if (r->lowGreenChild->bst)
{
mB |= *r->lowGreenChild->bst;
}
else
{
for (auto&& id : r->lowGreenChild->subids)
mB[id] = 1;
}
}
}
void BGTree_d::forward_match_lgreenNode_C_BOMP(lgreennode_d*& l, const int& att, const int& value,
const vector<IntervalSub>& subList, bitset<subs>& mB)
{
if (l->leftChild == nullptr)
{ // 1. 叶子节点暴力处理
#ifdef DEBUG
numProcessOneCmpNode++;
numProcessOneCmpPredicate += l->subids.size();
#endif
for (auto&& id : l->subids)
{
for (auto&& pi : subList[id].constraints)
if (att == pi.att)
{
if (pi.lowValue <= value)
mB[id] = 1;
break;
}
}
}
else if (value < l->mid)
{ // 2. 小于左中点, 检索左子节点
forward_match_lgreenNode_C_BOMP(l->leftChild, att, value, subList, mB);
}
else
{ // 3、4、5. 左子节点完全匹配
#ifdef DEBUG
numProcessExactNode++;
numProcessExactPredicate += l->leftChild->subids.size();
if (value == l->mid) hit++;
if (value == l->mid + 1)
{
hit++;
numProcessExactPredicate += l->midv.size();
}
if (l->leftChild->bst) numBitsetOperation++;
#endif
if (l->leftChild->bst)
{
mB |= *l->leftChild->bst;
}
else
{
for (auto&& id : l->leftChild->subids)
mB[id] = 1;
}
if (value == l->mid) return;
else if (value == l->mid + 1)
for (auto&& id : l->midv)
mB[id] = 1;
else // value > l->mid + 1 检索右子节点
forward_match_lgreenNode_C_BOMP(l->rightChild, att, value, subList, mB);
}
}
void BGTree_d::forward_match_hgreenNode_C_BOMP(hgreennode_d*& h, const int& att, const int& value,
const vector<IntervalSub>& subList, bitset<subs>& mB)
{
if (h->leftChild == nullptr)
{ // 1. 叶子节点暴力处理
#ifdef DEBUG
numProcessOneCmpNode++;
numProcessOneCmpPredicate += h->subids.size();
#endif
for (auto&& id : h->subids)
{
for (auto&& pi : subList[id].constraints)
if (att == pi.att)
{
if (value <= pi.highValue)
mB[id] = 1;
break;
}
}
}
else if (value > h->mid)
{ // 2. 大于右中点, 检索右子节点
forward_match_hgreenNode_C_BOMP(h->rightChild, att, value, subList, mB);
}
else
{ // 3、4、5. 小于左中点, 右子节点完全匹配, 检索左子节点
#ifdef DEBUG
numProcessExactNode++;
numProcessExactPredicate += h->rightChild->subids.size();
if (value == h->mid) hit++;
else if (value == h->mid - 1)
{
hit++;
numProcessExactPredicate += h->midv.size();
}
if (h->rightChild->bst) numBitsetOperation++;
#endif
if (h->rightChild->bst)
{
mB |= *h->rightChild->bst;
}
else
{
for (auto&& id : h->rightChild->subids)
mB[id] = 1;
}
if (value == h->mid) return;
else if (value == h->mid - 1)
for (auto&& id : h->midv)
mB[id] = 1;
else
forward_match_hgreenNode_C_BOMP(h->leftChild, att, value, subList, mB);
}
}
void BGTree_d::backward_match_DMFT_fBGTree_d_CBOMP(const Pub& pub, int& matchSubs, const vector<IntervalSub>& subList)
{
bitset<subs> gB, mB; // global bitset
vector<bool> attExist(atts, false);
for (auto&& pi : pub.pairs)
{
mB = nnB[pi.att]; // Assume all having definitions is mismatching and marked
attExist[pi.att] = true;
backward_match_DMFT_fBGTree_d_CBOMP_blueNode(roots[pi.att], pi.att, pi.value, subList, mB);
gB |= mB;
}
_for(i, 0, atts) if (!attExist[i])
gB |= nnB[i];
matchSubs = numSub - gB.count();
}
void
BGTree_d::backward_match_DMFT_fBGTree_d_CBOMP_blueNode(bluenode_d*& r, const int& att, const int& value, const vector<
IntervalSub>& subList, bitset<subs>& mB)
{
if (r->leftBlueChild == nullptr)
{ // 1. 叶子节点暴力处理
#ifdef DEBUG
numProcessTwoCmpNode++;
numProcessTwoCmpPredicate += r->subids.size();
#endif
for (auto&& id : r->subids)
{
for (auto&& pi : subList[id].constraints)
if (att == pi.att)
{
if (pi.lowValue <= value && value <= pi.highValue)
mB[id] = 0;
break;
}
}
}
else if (value < r->mid)
{ // 2. 小于左中点, 检索两个子节点
backward_match_DMFT_fBGTree_d_CBOMP_blueNode(r->leftBlueChild, att, value, subList, mB);
backward_match_DMFT_fBGTree_d_CBOMP_lgreenNode(r->lowGreenChild, att, value, subList, mB);
}
else if (value > r->mid + 1)
{ // 5. value > r->mid + 1 大于右中节点, 检索两个子节点
backward_match_DMFT_fBGTree_d_CBOMP_blueNode(r->rightBlueChild, att, value, subList, mB);
backward_match_DMFT_fBGTree_d_CBOMP_hgreenNode(r->highGreenChild, att, value, subList, mB);
}
else
{ // 3、4. 等于左中点或右中点, 直接得到匹配结果
#ifdef DEBUG
hit++;
numProcessExactNode++;
if (value == r->mid)
numProcessExactPredicate += r->lMidv.size() + r->lowGreenChild->subids.size();
else numProcessExactPredicate += r->rMidv.size() + r->highGreenChild->subids.size();
if (r->lowGreenChild->bst) numBitsetOperation++;
#endif
if (value == r->mid)
for (auto&& id : r->lMidv)
mB[id] = 0;
else
for (auto&& id : r->rMidv)
mB[id] = 0;
if (r->lowGreenChild->bst)
{
mB &= ~(*r->lowGreenChild->bst);
}
else
{
for (auto&& id : r->lowGreenChild->subids)
mB[id] = 0;
}
}
}
void BGTree_d::backward_match_DMFT_fBGTree_d_CBOMP_lgreenNode(lgreennode_d*& l, const int& att, const int& value,
const vector<IntervalSub>& subList, bitset<subs>& mB)
{
if (l->leftChild == nullptr)
{ // 1. 叶子节点暴力处理
#ifdef DEBUG
numProcessOneCmpNode++;
numProcessOneCmpPredicate += l->subids.size();
#endif
for (auto&& id : l->subids)
{
for (auto&& pi : subList[id].constraints)
if (att == pi.att)
{
if (pi.lowValue <= value)
mB[id] = 0;
break;
}
}
}
else if (value < l->mid)
{ // 2. 小于左中点, 检索左子节点
backward_match_DMFT_fBGTree_d_CBOMP_lgreenNode(l->leftChild, att, value, subList, mB);
}
else
{ // 3、4、5. 左子节点完全匹配
#ifdef DEBUG
numProcessExactNode++;
numProcessExactPredicate += l->leftChild->subids.size();
if (value == l->mid) hit++;
else if (value == l->mid + 1)
{
hit++;
numProcessExactPredicate += l->midv.size();
}
if (l->leftChild->bst) numBitsetOperation++;
#endif
if (l->leftChild->bst)
{
mB &= ~(*l->leftChild->bst);
}
else
{
for (auto&& id : l->leftChild->subids)
mB[id] = 0;
}
if (value == l->mid) return;
else if (value == l->mid + 1)
for (auto&& id : l->midv)
mB[id] = 0;
else // value > l->mid + 1 检索右子节点
backward_match_DMFT_fBGTree_d_CBOMP_lgreenNode(l->rightChild, att, value, subList, mB);
}
}
void BGTree_d::backward_match_DMFT_fBGTree_d_CBOMP_hgreenNode(hgreennode_d*& h, const int& att, const int& value,
const vector<IntervalSub>& subList, bitset<subs>& mB)
{
if (h->leftChild == nullptr)
{ // 1. 叶子节点暴力处理
#ifdef DEBUG
numProcessOneCmpNode++;
numProcessOneCmpPredicate += h->subids.size();
#endif
for (auto&& id : h->subids)
{
for (auto&& pi : subList[id].constraints)
if (att == pi.att)
{
if (value <= pi.highValue)
mB[id] = 0;
break;
}
}
}
else if (value > h->mid)
{ // 2. 大于右中点, 检索右子节点
backward_match_DMFT_fBGTree_d_CBOMP_hgreenNode(h->rightChild, att, value, subList, mB);
}
else
{ // 3、4、5. 小于左中点, 右子节点完全匹配, 检索左子节点
#ifdef DEBUG
numProcessExactNode++;
numProcessExactPredicate += h->rightChild->subids.size();
if (value == h->mid) hit++;
else if (value == h->mid - 1)
{
hit++;
numProcessExactPredicate += h->midv.size();
}
if (h->rightChild->bst) numBitsetOperation++;
#endif
if (h->rightChild->bst)
{
mB &= ~(*h->rightChild->bst);
}
else
{
for (auto&& id : h->rightChild->subids)
mB[id] = 0;
}
if (value == h->mid) return;
else if (value == h->mid - 1)
for (auto&& id : h->midv)
mB[id] = 0;
else
backward_match_DMFT_fBGTree_d_CBOMP_hgreenNode(h->leftChild, att, value, subList, mB);
}
}
void BGTree_d::backward_match_native(const Pub& pub, int& matchSubs, const vector<IntervalSub>& subList)
{
bitset<subs> gB; // global bitset
vector<bool> attExist(atts, false);
for (auto&& pi : pub.pairs)
{
attExist[pi.att] = true;
backward_match_blueNode_native(roots[pi.att], pi.att, pi.value, subList, gB);
}
_for(i, 0, atts) if (!attExist[i])
gB = gB | nnB[i];
matchSubs = numSub - gB.count();
#ifdef DEBUG
for (int i = 0; i < subs; i++)
if (gB[i] == 0)
numEffectivePredicate += subPredicate[i];
#endif
}
void BGTree_d::backward_match_blueNode_native(bluenode_d*& r, const int& att, const int& value,
const vector<IntervalSub>& subList, bitset<subs>& gB)
{
if (r->leftBlueChild == nullptr)
{
#ifdef DEBUG
numProcessTwoCmpNode++;