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Add FILLFACTOR to CREATE INDEX.

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ITAGAKI Takahiro
This commit is contained in:
Bruce Momjian
2006-07-02 02:23:23 +00:00
parent 5d5c1416bf
commit 277807bd9e
65 changed files with 1458 additions and 309 deletions
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28
src/backend/commands/vacuum.c
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@@ -13,7 +13,7 @@
*
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/commands/vacuum.c,v 1.330 2006/05/10 23:18:39 tgl Exp $
* $PostgreSQL: pgsql/src/backend/commands/vacuum.c,v 1.331 2006/07/02 02:23:19 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -242,6 +242,7 @@ static int vac_cmp_blk(const void *left, const void *right);
static int vac_cmp_offno(const void *left, const void *right);
static int vac_cmp_vtlinks(const void *left, const void *right);
static bool enough_space(VacPage vacpage, Size len);
static Size PageGetFreeSpaceWithFillFactor(Relation relation, Page page);
/****************************************************************************
@@ -1282,7 +1283,7 @@ scan_heap(VRelStats *vacrelstats, Relation onerel,
relname, blkno)));
PageInit(page, BufferGetPageSize(buf), 0);
MarkBufferDirty(buf);
vacpage->free = ((PageHeader) page)->pd_upper - ((PageHeader) page)->pd_lower;
vacpage->free = PageGetFreeSpaceWithFillFactor(onerel, page);
free_space += vacpage->free;
empty_pages++;
empty_end_pages++;
@@ -1297,7 +1298,7 @@ scan_heap(VRelStats *vacrelstats, Relation onerel,
{
VacPage vacpagecopy;
vacpage->free = ((PageHeader) page)->pd_upper - ((PageHeader) page)->pd_lower;
vacpage->free = PageGetFreeSpaceWithFillFactor(onerel, page);
free_space += vacpage->free;
empty_pages++;
empty_end_pages++;
@@ -1465,14 +1466,14 @@ scan_heap(VRelStats *vacrelstats, Relation onerel,
{
/* Some tuples are removable; figure free space after removal */
PageRepairFragmentation(tempPage, NULL);
vacpage->free = ((PageHeader) tempPage)->pd_upper - ((PageHeader) tempPage)->pd_lower;
vacpage->free = PageGetFreeSpaceWithFillFactor(onerel, tempPage);
pfree(tempPage);
do_reap = true;
}
else
{
/* Just use current available space */
vacpage->free = ((PageHeader) page)->pd_upper - ((PageHeader) page)->pd_lower;
vacpage->free = PageGetFreeSpaceWithFillFactor(onerel, page);
/* Need to reap the page if it has ~LP_USED line pointers */
do_reap = (vacpage->offsets_free > 0);
}
@@ -2709,8 +2710,7 @@ move_plain_tuple(Relation rel,
END_CRIT_SECTION();
dst_vacpage->free = ((PageHeader) dst_page)->pd_upper -
((PageHeader) dst_page)->pd_lower;
dst_vacpage->free = PageGetFreeSpaceWithFillFactor(rel, dst_page);
LockBuffer(dst_buf, BUFFER_LOCK_UNLOCK);
LockBuffer(old_buf, BUFFER_LOCK_UNLOCK);
@@ -3119,6 +3119,8 @@ vac_update_fsm(Relation onerel, VacPageList fraged_pages,
* vacuumlazy.c does, we'd be skewing that statistic.
*/
threshold = GetAvgFSMRequestSize(&onerel->rd_node);
if (threshold < HeapGetPageFreeSpace(onerel))
threshold = HeapGetPageFreeSpace(onerel);
pageSpaces = (PageFreeSpaceInfo *)
palloc(nPages * sizeof(PageFreeSpaceInfo));
@@ -3385,6 +3387,18 @@ enough_space(VacPage vacpage, Size len)
return false;
}
static Size
PageGetFreeSpaceWithFillFactor(Relation relation, Page page)
{
PageHeader pd = (PageHeader) page;
Size pagefree = HeapGetPageFreeSpace(relation);
Size freespace = pd->pd_upper - pd->pd_lower;
if (freespace > pagefree)
return freespace - pagefree;
else
return 0;
}
/*
* vacuum_delay_point --- check for interrupts and cost-based delay.