ROLAP (was Re: A test to add to the crashme test)

Поиск
Список
Период
Сортировка
От Michael Robinson
Тема ROLAP (was Re: A test to add to the crashme test)
Дата
Msg-id 200005230436.MAA35948@netrinsics.com
обсуждение исходный текст
Ответы Re: ROLAP (was Re: A test to add to the crashme test)  ("Ross J. Reedstrom" <reedstrm@wallace.ece.rice.edu>)
Список pgsql-hackers
"Ross J. Reedstrom" <reedstrm@wallace.ece.rice.edu> writes:
>On Mon, May 22, 2000 at 03:46:39PM +0800, Michael Robinson wrote:
>> MySQL is extremely well suited for it: the data is essentially "read-only"
>> so transactions, locking, etc., are not an issue, 
>
>People keep claiming that applications that are essentially "read-only"
>don't need transactions. I'll agree in the limit, that truly read only
>databases don't, but I think a lot of people might be surprised at how
>little writing you need before you get into trouble. 

Very true.  However, if you can guarantee that there is only ever one
writer (e.g., a batch process), and you don't mind the occasional dirty
read, you don't need any locking at all.
-Michael Robinson



В списке pgsql-hackers по дате отправления:

Предыдущее
От: Tom Lane
Дата:
Сообщение: Re: [BUGS] port v7.0 to SGI-IRIX-6.5.7/64
Следующее
От: "Matthias Urlichs"
Дата:
Сообщение: Re: A test to add to the crashme test