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Fixed issue with index not reusing space

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This commit is contained in:
Andrew Kane
2022-02-06 11:23:10 -08:00
parent e47675d6ae
commit f4eaa3de1f
6 changed files with 43 additions and 19 deletions
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15
src/ivfvacuum.c
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@@ -21,7 +21,7 @@ ivfflatbulkdelete(IndexVacuumInfo *info, IndexBulkDeleteResult *stats,
ItemPointer htup;
OffsetNumber deletable[MaxOffsetNumber];
int ndeletable;
OffsetNumber startPages[MaxOffsetNumber];
BlockNumber startPages[MaxOffsetNumber];
BlockNumber nextblkno = IVFFLAT_HEAD_BLKNO;
BlockNumber searchPage;
BlockNumber insertPage;
@@ -98,6 +98,11 @@ ivfflatbulkdelete(IndexVacuumInfo *info, IndexBulkDeleteResult *stats,
stats->num_index_tuples++;
}
/* Set to first free page */
/* Must be set before searchPage is updated */
if (!BlockNumberIsValid(insertPage) && ndeletable > 0)
insertPage = searchPage;
searchPage = IvfflatPageGetOpaque(page)->nextblkno;
if (ndeletable > 0)
@@ -106,10 +111,6 @@ ivfflatbulkdelete(IndexVacuumInfo *info, IndexBulkDeleteResult *stats,
PageIndexMultiDelete(page, deletable, ndeletable);
MarkBufferDirty(buf);
GenericXLogFinish(state);
/* Set to first free page */
if (!BlockNumberIsValid(insertPage))
insertPage = searchPage;
}
else
GenericXLogAbort(state);
@@ -123,10 +124,10 @@ ivfflatbulkdelete(IndexVacuumInfo *info, IndexBulkDeleteResult *stats,
* We don't add or delete items from lists pages, so offset won't
* change.
*/
if (!BlockNumberIsValid(insertPage))
if (BlockNumberIsValid(insertPage))
{
listInfo.offno = coffno;
IvfflatUpdateList(index, state, listInfo, insertPage, InvalidBlockNumber, MAIN_FORKNUM);
IvfflatUpdateList(index, state, listInfo, insertPage, InvalidBlockNumber, InvalidBlockNumber, MAIN_FORKNUM);
}
}
}