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MDEV-21549 IMPORT TABLESPACE fails to adjust all tablespace ID

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After MDEV-12353, the consistency check that I originally added for
commit 1b9fe0bbac
(InnoDB Plugin for MySQL 5.1) started randomly failing.

It turns out that the IMPORT TABLESPACE code was always incorrect:
it did not update the (redundantly stored) tablespace ID
in index tree root pages. It only does that for page headers
and BLOB pointers.

PageConverter::update_index_page(): Update the tablespace ID
in the BTR_SEG_TOP and BTR_SEG_LEAF of index root pages.
This commit is contained in:
Marko Mäkelä 2020-03-20 13:14:05 +02:00
parent fcc0b89d52
commit 95da2113a0
1 changed files with 17 additions and 0 deletions
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17
storage/innobase/row/row0import.cc
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@ -1913,6 +1913,23 @@ PageConverter::update_index_page(
return(DB_SUCCESS);
}
if (m_index && block->page.id.page_no() == m_index->m_page_no) {
byte *b = FIL_PAGE_DATA + PAGE_BTR_SEG_LEAF + FSEG_HDR_SPACE
+ page;
mach_write_to_4(b, block->page.id.space());
memcpy(FIL_PAGE_DATA + PAGE_BTR_SEG_TOP + FSEG_HDR_SPACE
+ page, b, 4);
if (UNIV_LIKELY_NULL(block->page.zip.data)) {
memcpy(&block->page.zip.data[FIL_PAGE_DATA
+ PAGE_BTR_SEG_TOP
+ FSEG_HDR_SPACE], b, 4);
memcpy(&block->page.zip.data[FIL_PAGE_DATA
+ PAGE_BTR_SEG_LEAF
+ FSEG_HDR_SPACE], b, 4);
}
}
#ifdef UNIV_ZIP_DEBUG
ut_a(!block->page.zip.data || page_zip_validate(&block->page.zip, page,
m_index->m_srv_index));