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This commit is contained in:
Hongze Cheng 2022-06-04 04:22:00 +00:00
parent 9fe400f207
commit 2b022f665c
1 changed files with 33 additions and 15 deletions
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48
source/dnode/vnode/src/tsdb/tsdbMemTable2.c
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@ -347,8 +347,15 @@ static void memDataMovePosTo(SMemData *pMemData, SMemSkipListNode **pos, TSDBKEY
if (backward) {
px = pMemData->sl.pTail;
for (int8_t iLevel = pMemData->sl.maxLevel - 1; iLevel >= 0; iLevel--) {
if (iLevel < pMemData->sl.level) {
for (int8_t iLevel = pMemData->sl.maxLevel - 1; iLevel >= pMemData->sl.level; iLevel--) {
pos[iLevel] = px;
}
if (pMemData->sl.level) {
if (fromPos) px = pos[pMemData->sl.level - 1];
for (int8_t iLevel = pMemData->sl.level - 1; iLevel >= 0; iLevel--) {
pn = SL_NODE_BACKWARD(px, iLevel);
while (pn != pMemData->sl.pHead) {
pTKey = (TSDBKEY *)SL_NODE_DATA(pn);
@ -361,26 +368,37 @@ static void memDataMovePosTo(SMemData *pMemData, SMemSkipListNode **pos, TSDBKEY
pn = SL_NODE_BACKWARD(px, iLevel);
}
}
pos[iLevel] = px;
}
pos[iLevel] = px;
}
} else {
px = pMemData->sl.pHead;
for (int8_t iLevel = pMemData->sl.maxLevel - 1; iLevel >= 0; iLevel--) {
pn = SL_NODE_FORWARD(px, iLevel);
while (pn != pMemData->sl.pTail) {
pTKey = (TSDBKEY *)SL_NODE_DATA(pn);
c = tsdbKeyCmprFn(pTKey, pKey);
if (pTKey >= 0) {
break;
} else {
px = pn;
pn = SL_NODE_FORWARD(px, iLevel);
}
}
for (int8_t iLevel = pMemData->sl.maxLevel - 1; iLevel >= pMemData->sl.level; iLevel--) {
pos[iLevel] = px;
}
if (pMemData->sl.level) {
if (fromPos) px = pos[pMemData->sl.level - 1];
for (int8_t iLevel = pMemData->sl.level - 1; iLevel >= 0; iLevel--) {
pn = SL_NODE_FORWARD(px, iLevel);
while (pn != pMemData->sl.pHead) {
pTKey = (TSDBKEY *)SL_NODE_DATA(pn);
c = tsdbKeyCmprFn(pTKey, pKey);
if (c >= 0) {
break;
} else {
px = pn;
pn = SL_NODE_FORWARD(px, iLevel);
}
}
pos[iLevel] = px;
}
}
}
}