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Overview
| Comment: | Fix another bug in the incremental merge code. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | fts4-incr-merge |
| Files: | files | file ages | folders |
| SHA1: |
f97b12e0955c4c29f9c31a186d72d87f |
| User & Date: | dan 2012-03-14 11:51:31 |
Context
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2012-03-14
| ||
| 12:17 | Avoid allocating a large object on the stack in the incremental merge code. Use sqlite3_malloc() instead. (check-in: 36ae510d user: dan tags: fts4-incr-merge) | |
| 11:51 | Fix another bug in the incremental merge code. (check-in: f97b12e0 user: dan tags: fts4-incr-merge) | |
|
2012-03-13
| ||
| 19:56 | Fix some bugs in the incremental merge code. Some remain. (check-in: bff21683 user: dan tags: fts4-incr-merge) | |
Changes
Changes to ext/fts3/fts3_write.c.
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pWriter->iIdx = iIdx;
for(i=nHeight+1; i<FTS_MAX_APPENDABLE_HEIGHT; i++){
pWriter->aLayer[i].iBlock = pWriter->iStart + i*pWriter->nLeafEst;
}
pLayer = &pWriter->aLayer[nHeight];
pLayer->iBlock = pWriter->iStart;
pLayer->iBlock += pWriter->nLeafEst*FTS_MAX_APPENDABLE_HEIGHT;
blobGrowBuffer(&pLayer->block, MAX(nRoot, p->nNodeSize), &rc);
if( rc==SQLITE_OK ){
memcpy(pLayer->block.a, aRoot, nRoot);
pLayer->block.n = nRoot;
}
for(i=nHeight; i>=0 && rc==SQLITE_OK; i--){
................................................................................
pLayer->key.n = reader.term.n;
if( i>0 ){
char *aBlock = 0;
int nBlock = 0;
pLayer = &pWriter->aLayer[i-1];
pLayer->iBlock = reader.iChild;
rc = sqlite3Fts3ReadBlock(p, reader.iChild, &aBlock, &nBlock, 0);
blobGrowBuffer(&pLayer->block, nBlock, &rc);
if( rc==SQLITE_OK ){
memcpy(pLayer->block.a, aBlock, nBlock);
pLayer->block.n = nBlock;
}
sqlite3_free(aBlock);
}
}
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pWriter->iIdx = iIdx;
for(i=nHeight+1; i<FTS_MAX_APPENDABLE_HEIGHT; i++){
pWriter->aLayer[i].iBlock = pWriter->iStart + i*pWriter->nLeafEst;
}
pLayer = &pWriter->aLayer[nHeight];
pLayer->iBlock = pWriter->iStart + pWriter->nLeafEst*nHeight;
blobGrowBuffer(&pLayer->block, MAX(nRoot, p->nNodeSize), &rc);
if( rc==SQLITE_OK ){
memcpy(pLayer->block.a, aRoot, nRoot);
pLayer->block.n = nRoot;
}
for(i=nHeight; i>=0 && rc==SQLITE_OK; i--){
................................................................................
pLayer->key.n = reader.term.n;
if( i>0 ){
char *aBlock = 0;
int nBlock = 0;
pLayer = &pWriter->aLayer[i-1];
pLayer->iBlock = reader.iChild;
rc = sqlite3Fts3ReadBlock(p, reader.iChild, &aBlock, &nBlock, 0);
blobGrowBuffer(&pLayer->block, MAX(nBlock, p->nNodeSize), &rc);
if( rc==SQLITE_OK ){
memcpy(pLayer->block.a, aBlock, nBlock);
pLayer->block.n = nBlock;
}
sqlite3_free(aBlock);
}
}
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