发信人: cogt (苦荆茶), 信区: Database
标 题: Re: question on large tables (>=800 million records, 10 G b
发信站: BBS 未名空间站 (Tue Jan 23 12:12:06 2007), 转信
I would recommand this: http://en.wikipedia.org/wiki/Skip_list
【 在 babycry (babycry) 的大作中提到: 】
: Can you give us the reason why you would consider BDB ?
: I would consider BDB as the worse choice. Here is my reason:
: According to the features provided by BDB,
: * It provides transactional tables.
: Transaction is not need at all for me for data mining.
: What is more, I need to pay the price for having transactions,
: and I cannot disable transaction feature.
: * Each table has to have a primary key, which is stored with the table
: (to make things worse).
※ 来源:·BBS 未名空间站 mitbbs.com·[FROM: 216.99.]