Don't lock tables in RelationGetPartitionDispatchInfo. Instead, lock them in the caller using find_all_inheritors so that they get locked in the standard order, minimizing deadlock risks.
Also in RelationGetPartitionDispatchInfo, avoid opening tables which are not partitioned; there's no need. Amit Langote, reviewed by Ashutosh Bapat and Amit Khandekar Discussion: http://postgr.es/m/91b36fa1-c197-b72f-ca6e-56c593bae...@lab.ntt.co.jp Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/54cde0c4c05807321d3f4bf96a97c376e3fa91cb Modified Files -------------- src/backend/catalog/partition.c | 55 ++++++++++++++++++++++------------------- src/backend/executor/execMain.c | 10 +++++--- src/include/catalog/partition.h | 3 +-- 3 files changed, 37 insertions(+), 31 deletions(-) -- Sent via pgsql-committers mailing list (pgsql-committers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-committers
