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Avoid integer overflow in the loop that extracts histogram entries from

author Tom Lane <tgl@sss.pgh.pa.us>

Tue, 5 May 2009 18:02:11 +0000 (18:02 +0000)

committer Tom Lane <tgl@sss.pgh.pa.us>

Tue, 5 May 2009 18:02:11 +0000 (18:02 +0000)

commit 616bceb8cb67c4f7641d933d0963373963e7492e

tree 6a24cb7b66b832b6325b1b66ac41edb21eeb0043 tree

parent 5d540add340040373364cec82caa288e6cc22533 commit | diff

Avoid integer overflow in the loop that extracts histogram entries from
ANALYZE's total sample. The original coding is at risk of overflow for
statistics targets exceeding about 2675; this was not a problem before
8.4 but it is now. Per bug #4793 from Dennis Noordsij.

src/backend/commands/analyze.c diff | blob | blame | history

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