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| author | Federico Caselli <cfederico87@gmail.com> | 2021-12-30 23:29:55 +0100 |
|---|---|---|
| committer | Federico Caselli <cfederico87@gmail.com> | 2022-01-03 21:41:33 +0100 |
| commit | 5e06f0f579df45116696fed78d65abcccc1dc3e3 (patch) | |
| tree | 909165b508dabfa4c67fb54947324da65266b848 /lib/sqlalchemy/orm/context.py | |
| parent | 54875c21601eaca01e3217d5b22fab6f6cf50992 (diff) | |
| download | sqlalchemy-5e06f0f579df45116696fed78d65abcccc1dc3e3.tar.gz | |
Imrpove MySQL/MariaDB dialect initialization.
Replace ``SHOW VARIABLES LIKE`` statement with equivalent
``SELECT @@variable`` in MySQL and MariaDB dialect initialization.
This should avoid mutex contention caused by ``SHOW VARIABLES``,
improving initialization performance.
Change-Id: Id836ef534fcc1473c7aaf9270d08a4da9b8f62cf
closes: #7518
Diffstat (limited to 'lib/sqlalchemy/orm/context.py')
0 files changed, 0 insertions, 0 deletions