xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

enh: code optimization

This commit is contained in:
Cary Xu 2022-05-09 11:51:18 +08:00
parent 50235b71dd
commit 4b6cae113f
1 changed files with 21 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

41
source/dnode/vnode/src/tsdb/tsdbRead.c
View File

@ -879,14 +879,14 @@ static TSKEY extractFirstTraverseKey(STableCheckInfo* pCheckInfo, int32_t order,
}
}
static STSRow* getSRowInTableMem(STableCheckInfo* pCheckInfo, int32_t order, int32_t update, STSRow** extraRow, TDRowVerT maxVer) {
static STSRow* getSRowInTableMem(STableCheckInfo* pCheckInfo, int32_t order, int32_t update, STSRow** extraRow,
TDRowVerT maxVer) {
STSRow *rmem = NULL, *rimem = NULL;
if (pCheckInfo->iter) {
SSkipListNode* node = tSkipListIterGet(pCheckInfo->iter);
if (node != NULL) {
rmem = (STSRow*)SL_GET_NODE_DATA(node);
#if 0 // TODO: skiplist refactor
#if 0 // TODO: skiplist refactor
if (TD_ROW_VER(rmem) > maxVer) {
rmem = NULL;
}
@ -898,7 +898,7 @@ static STSRow* getSRowInTableMem(STableCheckInfo* pCheckInfo, int32_t order, int
SSkipListNode* node = tSkipListIterGet(pCheckInfo->iiter);
if (node != NULL) {
rimem = (STSRow*)SL_GET_NODE_DATA(node);
#if 0 // TODO: skiplist refactor
#if 0 // TODO: skiplist refactor
if (TD_ROW_VER(rimem) > maxVer) {
rimem = NULL;
}
@ -1677,7 +1677,7 @@ static int32_t mergeTwoRowFromMem(STsdbReadHandle* pTsdbReadHandle, int32_t capa
colIdOfRow2 = tdKvRowColIdAt(row2, k);
}
if (colIdOfRow1 < colIdOfRow2) { // the most probability
if (colIdOfRow1 < colIdOfRow2) { // the most probability
if (colIdOfRow1 < pColInfo->info.colId) {
++j;
continue;
@ -1720,7 +1720,7 @@ static int32_t mergeTwoRowFromMem(STsdbReadHandle* pTsdbReadHandle, int32_t capa
++(*curRow);
}
++nResult;
} else if (update){
} else if (update) {
mergeOption = 2;
} else {
mergeOption = 0;
@ -1741,7 +1741,7 @@ static int32_t mergeTwoRowFromMem(STsdbReadHandle* pTsdbReadHandle, int32_t capa
++(*curRow);
}
++nResult;
} else if(update) {
} else if (update) {
mergeOption = 2;
} else {
mergeOption = 0;
@ -2018,8 +2018,9 @@ static void doMergeTwoLevelData(STsdbReadHandle* pTsdbReadHandle, STableCheckInf
rv2 = TD_ROW_SVER(row2);
}
numOfRows += mergeTwoRowFromMem(pTsdbReadHandle, pTsdbReadHandle->outputCapacity, &curRow, row1, row2, numOfCols,
pCheckInfo->tableId, pSchema1, pSchema2, pCfg->update, &lastKeyAppend);
numOfRows +=
mergeTwoRowFromMem(pTsdbReadHandle, pTsdbReadHandle->outputCapacity, &curRow, row1, row2, numOfCols,
pCheckInfo->tableId, pSchema1, pSchema2, pCfg->update, &lastKeyAppend);
if (cur->win.skey == TSKEY_INITIAL_VAL) {
cur->win.skey = key;
}
@ -2062,7 +2063,7 @@ static void doMergeTwoLevelData(STsdbReadHandle* pTsdbReadHandle, STableCheckInf
}
#endif
if (TD_SUPPORT_UPDATE(pCfg->update)) {
if(lastKeyAppend != key) {
if (lastKeyAppend != key) {
lastKeyAppend = key;
++curRow;
}
@ -2076,8 +2077,9 @@ static void doMergeTwoLevelData(STsdbReadHandle* pTsdbReadHandle, STableCheckInf
// pSchema2 = tsdbGetTableSchemaByVersion(pTable, memRowVersion(row2));
rv2 = TD_ROW_SVER(row2);
}
numOfRows += mergeTwoRowFromMem(pTsdbReadHandle, pTsdbReadHandle->outputCapacity, &curRow, row1, row2, numOfCols,
pCheckInfo->tableId, pSchema1, pSchema2, pCfg->update, &lastKeyAppend);
numOfRows +=
mergeTwoRowFromMem(pTsdbReadHandle, pTsdbReadHandle->outputCapacity, &curRow, row1, row2, numOfCols,
pCheckInfo->tableId, pSchema1, pSchema2, pCfg->update, &lastKeyAppend);
if (cur->win.skey == TSKEY_INITIAL_VAL) {
cur->win.skey = key;
@ -2436,7 +2438,7 @@ static int32_t getFirstFileDataBlock(STsdbReadHandle* pTsdbReadHandle, bool* exi
int32_t numOfTables = (int32_t)taosArrayGetSize(pTsdbReadHandle->pTableCheckInfo);
STsdbKeepCfg* pCfg = REPO_KEEP_CFG(pTsdbReadHandle->pTsdb);
STimeWindow win = TSWINDOW_INITIALIZER;
STimeWindow win = TSWINDOW_INITIALIZER;
while (true) {
tsdbRLockFS(REPO_FS(pTsdbReadHandle->pTsdb));
@ -2742,7 +2744,6 @@ static int tsdbReadRowsFromCache(STableCheckInfo* pCheckInfo, TSKEY maxKey, int
STSchema* pSchema = NULL;
TSKEY lastRowKey = TSKEY_INITIAL_VAL;
do {
STSRow* row = getSRowInTableMem(pCheckInfo, pTsdbReadHandle->order, pCfg->update, NULL, TD_VER_MAX);
if (row == NULL) {
@ -2767,8 +2768,8 @@ static int tsdbReadRowsFromCache(STableCheckInfo* pCheckInfo, TSKEY maxKey, int
pSchema = metaGetTbTSchema(REPO_META(pTsdbReadHandle->pTsdb), pCheckInfo->tableId, 0);
rv = TD_ROW_SVER(row);
}
numOfRows += mergeTwoRowFromMem(pTsdbReadHandle, maxRowsToRead, &curRows, row, NULL, numOfCols, pCheckInfo->tableId, pSchema,
NULL, pCfg->update, &lastRowKey);
numOfRows += mergeTwoRowFromMem(pTsdbReadHandle, maxRowsToRead, &curRows, row, NULL, numOfCols, pCheckInfo->tableId,
pSchema, NULL, pCfg->update, &lastRowKey);
if (numOfRows >= maxRowsToRead) {
moveToNextRowInMem(pCheckInfo);
@ -2777,7 +2778,7 @@ static int tsdbReadRowsFromCache(STableCheckInfo* pCheckInfo, TSKEY maxKey, int
} while (moveToNextRowInMem(pCheckInfo));
taosMemoryFreeClear(pSchema); // free the STSChema
taosMemoryFreeClear(pSchema); // free the STSChema
assert(numOfRows <= maxRowsToRead);
@ -2905,8 +2906,8 @@ static bool loadCachedLastRow(STsdbReadHandle* pTsdbReadHandle) {
// if (ret != TSDB_CODE_SUCCESS) {
// return false;
// }
mergeTwoRowFromMem(pTsdbReadHandle, pTsdbReadHandle->outputCapacity, &curRow, pRow, NULL, numOfCols, pCheckInfo->tableId,
NULL, NULL, true, &lastRowKey);
mergeTwoRowFromMem(pTsdbReadHandle, pTsdbReadHandle->outputCapacity, &curRow, pRow, NULL, numOfCols,
pCheckInfo->tableId, NULL, NULL, true, &lastRowKey);
taosMemoryFreeClear(pRow);
// update the last key value
@ -3475,7 +3476,7 @@ void tsdbRetrieveDataBlockInfo(tsdbReaderT* pTsdbReadHandle, SDataBlockInfo* pDa
pDataBlockInfo->rows = cur->rows;
pDataBlockInfo->window = cur->win;
// ASSERT(pDataBlockInfo->numOfCols >= (int32_t)(QH_GET_NUM_OF_COLS(pHandle));
// ASSERT(pDataBlockInfo->numOfCols >= (int32_t)(QH_GET_NUM_OF_COLS(pHandle));
}
/*