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ITS#8316 cursor fixup in page_merge

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Deleting the merged page requires bumping down other ki's
of the page's parent.
This commit is contained in:
Howard Chu 2015-11-19 20:04:16 +00:00
parent 657dbcc811
commit 28b57ba8b9
1 changed files with 3 additions and 0 deletions
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3
libraries/liblmdb/mdb.c
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@ -7842,6 +7842,9 @@ mdb_page_merge(MDB_cursor *csrc, MDB_cursor *cdst)
m3->mc_pg[top] = pdst;
m3->mc_ki[top] += nkeys;
m3->mc_ki[top-1] = cdst->mc_ki[top-1];
} else if (m3->mc_pg[top-1] == csrc->mc_pg[top-1] &&
m3->mc_ki[top-1] > csrc->mc_ki[top-1]) {
m3->mc_ki[top-1]--;
}
}
}