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!1626 修复问题：truncate时错误将正确页面的nchunks置0 

Merge pull request !1626 from 吴岳川/master
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opengauss-bot 2022-03-26 01:40:37 +00:00 committed by Gitee
parent 39e2278922 71468cb8ad
commit 8c3c4ef12a
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1 changed files with 1 additions and 1 deletions
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src/gausskernel/storage/smgr/md.cpp
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@ -2403,7 +2403,7 @@ void mdtruncate(SMgrRelation reln, ForkNumber forknum, BlockNumber nblocks)
chunk_size = PageCompressChunkSize(reln);
pcMap = GetPageCompressMemoryMap(v->mdfd_vfd_pca, chunk_size);
for (BlockNumber blk = 0; blk < RELSEG_SIZE; ++blk) {
for (BlockNumber blk = last_seg_blocks; blk < RELSEG_SIZE; ++blk) {
pcAddr = GET_PAGE_COMPRESS_ADDR(pcMap, chunk_size, blk);
pcAddr->nchunks = 0;
pcAddr->checksum = AddrChecksum32(blk, pcAddr, chunk_size);