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

fix: direct return file block only rows <= capacity

This commit is contained in:
slzhou 2022-11-23 15:43:57 +08:00
parent c1ba62b26f
commit 9a85050ff3
1 changed files with 3 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
source/dnode/vnode/src/tsdb/tsdbRead.c
View File

@ -2432,7 +2432,8 @@ static int32_t buildComposedDataBlock(STsdbReader* pReader) {
TSDBKEY keyInBuf = getCurrentKeyInBuf(pBlockScanInfo, pReader);
// it is a clean block, load it directly
if (isCleanFileDataBlock(pReader, pBlockInfo, pBlock, pBlockScanInfo, keyInBuf, pLastBlockReader)) {
if (isCleanFileDataBlock(pReader, pBlockInfo, pBlock, pBlockScanInfo, keyInBuf, pLastBlockReader) &&
pBlock->nRow <= pReader->capacity) {
if (asc || ((!asc) && (!hasDataInLastBlock(pLastBlockReader)))) {
copyBlockDataToSDataBlock(pReader, pBlockScanInfo);
@ -2801,14 +2802,7 @@ static int32_t doBuildDataBlock(STsdbReader* pReader) {
ASSERT(pBlockIter->numOfBlocks == 0);
code = buildComposedDataBlock(pReader);
} else if (fileBlockShouldLoad(pReader, pBlockInfo, pBlock, pScanInfo, keyInBuf, pLastBlockReader)) {
if (isCleanFileDataBlock(pReader, pBlockInfo, pBlock, pScanInfo, keyInBuf, pLastBlockReader) &&
bufferDataInFileBlockGap(pReader->order, keyInBuf, pBlock)) {
//load only caused by outputbuf is not enough to hold all rows and buf data is in file block gap
int64_t endKey = (ASCENDING_TRAVERSE(pReader->order)) ? pBlock->minKey.ts : pBlock->maxKey.ts;
code = buildDataBlockFromBuf(pReader, pScanInfo, endKey);
} else {
code = doLoadFileBlockData(pReader, pBlockIter, &pStatus->fileBlockData, pScanInfo->uid);
}
code = doLoadFileBlockData(pReader, pBlockIter, &pStatus->fileBlockData, pScanInfo->uid);
if (code != TSDB_CODE_SUCCESS) {
return code;
}