Re: PostgreSQL vs MySQL, and FreeBSD
От | Sebastian Hennebrueder |
---|---|
Тема | Re: PostgreSQL vs MySQL, and FreeBSD |
Дата | |
Msg-id | 47347F9F.1070309@laliluna.de обсуждение исходный текст |
Ответ на | PostgreSQL vs MySQL, and FreeBSD (Ivan Voras <ivoras@geri.cc.fer.hr>) |
Ответы |
Re: PostgreSQL vs MySQL, and FreeBSD
Re: PostgreSQL vs MySQL, and FreeBSD Re: PostgreSQL vs MySQL, and FreeBSD |
Список | pgsql-performance |
> > Among other things (FreeBSD advocacy, mostly :) ), it contains a direct > comparison between MySQL and PostgreSQL on various platforms, with > PostgreSQL winning! > Hello, If the queries are complex, this is understable. I had a performance review of a Hibernate project (Java Object Relation Mapping) using MySQL. ORM produces easily "complex" queries with joins and subqueries. MySQL uses nested loops for subqueries which lead to performance issues with growing database size. They state in their documentation that for version 5.2 there are improvements planned regarding this kind of query. Best Regards Sebastian
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