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Fix possible failure in parallel index build.

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Report and proposed fix by David Rowley, put in patch form by
Peter Geoghegan.

Discussion: http://postgr.es/m/CAKJS1f91kq1wfYR8rnRRfKtxyhU2woEA+=whd640UxMyU+O0EQ@mail.gmail.com
This commit is contained in:
Robert Haas 2018-04-06 19:28:48 -04:00
parent 3d956d9562
commit 47cb9ca49a
1 changed files with 1 additions and 2 deletions
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3
src/backend/catalog/index.c
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@ -4064,8 +4064,7 @@ RemoveReindexPending(Oid indexOid)
static void
ResetReindexPending(void)
{
if (IsInParallelMode())
elog(ERROR, "cannot modify reindex state during a parallel operation");
/* This may be called in leader error path */
pendingReindexedIndexes = NIL;
}