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Mop-up for parallel degree-ectomy.

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Fix a couple of overlooked uses of "degree" terminology.  Make the parallel
worker count selection logic in create_plain_partial_paths more robust (in
particular, it failed with max_parallel_workers_per_gather set to zero).
This commit is contained in:
Tom Lane
2016-06-09 11:16:26 -04:00
parent c9ce4a1c61
commit e4158319f3
3 changed files with 26 additions and 29 deletions
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4
src/backend/optimizer/util/plancat.c
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@ -128,8 +128,8 @@ get_relation_info(PlannerInfo *root, Oid relationObjectId, bool inhparent,
estimate_rel_size(relation, rel->attr_widths - rel->min_attr,
&rel->pages, &rel->tuples, &rel->allvisfrac);
/* Retrive the parallel_workers reloption, if set. */
rel->rel_parallel_workers = RelationGetParallelDegree(relation, -1);
/* Retrieve the parallel_workers reloption, or -1 if not set. */
rel->rel_parallel_workers = RelationGetParallelWorkers(relation, -1);
/*
* Make list of indexes. Ignore indexes on system catalogs if told to.