pgsql: Introduce hash_search_with_hash_value() function
| От | Alexander Korotkov |
|---|---|
| Тема | pgsql: Introduce hash_search_with_hash_value() function |
| Дата | |
| Msg-id | E1sbXy7-00340L-0P@gemulon.postgresql.org обсуждение |
| Ответы |
Re: pgsql: Introduce hash_search_with_hash_value() function
Re: pgsql: Introduce hash_search_with_hash_value() function |
| Список | pgsql-committers |
Introduce hash_search_with_hash_value() function This new function iterates hash entries with given hash values. This function is designed to avoid full sequential hash search in the syscache invalidation callbacks. Discussion: https://postgr.es/m/5812a6e5-68ae-4d84-9d85-b443176966a1%40sigaev.ru Author: Teodor Sigaev Reviewed-by: Aleksander Alekseev, Tom Lane, Michael Paquier, Roman Zharkov Reviewed-by: Andrei Lepikhov Branch ------ master Details ------- https://git.postgresql.org/pg/commitdiff/d0f020037e19c33c74d683eb7e0c7cc5725294b4 Modified Files -------------- src/backend/utils/hash/dynahash.c | 38 ++++++++++++++++++++++++++++++++++++++ src/include/utils/hsearch.h | 5 +++++ 2 files changed, 43 insertions(+)
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