Only the parameter parallel_workers can be used directly with ALTER
TABLE.
Issue introduced in
6f3a13f, so backpatch down to 10.
Author: Justin Pryzby
Discussion: https://postgr.es/m/
20200106025623[email protected]
Backpatch-through: 10
SHARE UPDATE EXCLUSIVE lock will be taken for
fillfactor, toast and autovacuum storage parameters, as well as the
- following planner related parameters:
- effective_io_concurrency, parallel_workers, seq_page_cost,
- random_page_cost, n_distinct and n_distinct_inherited.
+ planner parameter parallel_workers.