truncate时错误将正确页面的nchunks置0

2022-03-25 18:12:19 +08:00
parent ccc875f391
commit 71468cb8ad
1 changed files with 1 additions and 1 deletions
--- a/src/gausskernel/storage/smgr/md.cpp
+++ b/src/gausskernel/storage/smgr/md.cpp
@ -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);