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| author | Robert Haas <rhaas@postgresql.org> | 2016-08-16 08:09:15 -0400 |
|---|---|---|
| committer | Robert Haas <rhaas@postgresql.org> | 2016-08-16 08:09:15 -0400 |
| commit | f85b1a84152f7bf019fd7a2c5eede97867dcddbb (patch) | |
| tree | 5bd69a379fa7734d0f4a9275edac2ea6f54d86c5 /src/backend/optimizer | |
| parent | b5bce6c1ec6061c8a4f730d927e162db7e2ce365 (diff) | |
Disable parallel query by default.
Per discussion, set the default value of max_parallel_workers_per_gather
to 0 in 9.6 only. We'll leave it enabled in master so that it gets
more testing and in the hope that it can be enable by default in v10.
Diffstat (limited to 'src/backend/optimizer')
| -rw-r--r-- | src/backend/optimizer/path/costsize.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/optimizer/path/costsize.c b/src/backend/optimizer/path/costsize.c index 2a49639f125..4ad1782bbf7 100644 --- a/src/backend/optimizer/path/costsize.c +++ b/src/backend/optimizer/path/costsize.c @@ -113,7 +113,7 @@ int effective_cache_size = DEFAULT_EFFECTIVE_CACHE_SIZE; Cost disable_cost = 1.0e10; -int max_parallel_workers_per_gather = 2; +int max_parallel_workers_per_gather = 0; bool enable_seqscan = true; bool enable_indexscan = true; |