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FlashCard Test Detail

Posted by admin on March 5th, 2014

Compare between FIO LSI and VD
Upload on 2014/3/5 by louis liu

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MySQL 5.5&5.6 new features summary

Posted by admin on February 10th, 2014

upload on 2014.2 [MySQL 5.5&5.6 new features summary] Download this PDF

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IBM will support Flash In DIMM using MCS

Posted by admin on January 17th, 2014

The next generation of IBM’s X-series servers will be able to accommodate solid-state Flash drives clipped into their DIMM memory slots, potentially improving the response times of fast-paced enterprise applications.

On Thursday, IBM unveiled the Series 6 generation of its System X x86-based serv[......]

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MySQL-Oslayer-Performance-Optimization

Posted by admin on January 13th, 2014

upload on 2014.1 [ten important tips of MySQL database design for better performance] Download this PDF

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团队合照一张

Posted by admin on December 25th, 2013

团队圣诞合照一张,缺了一个同事,也走了几个同事,往事不堪回首 – -)

IMG_0975

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ssd gc review

Posted by admin on December 12th, 2013

update 12.14 (add two docs) Download this PDF

overview of gc_doc1

overview of gc_doc2

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1号店架构鸟瞰

Posted by admin on November 18th, 2013

UPDATE 12.2: you can download complete PDF from database design of YHD

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Oracle DGHA architecture

Posted by admin on November 1st, 2013


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闲聊,闲扯

Posted by admin on October 30th, 2013

letsdiscusspng

一个月没写blog了,不想在10月打破连续每月blog的传统,那就说一说1号店今年的IT发展吧,纯属闲扯。

首先rdbms数据库方面,继续坚持之前制定的方针,大量的oracle转向的mysql(mysql在oracle接手之后,稳定性确实得到了极大的提高,innodb的并发能力提升,以及复制端的一些增强极大的增强了mysql对于在线业务的support能力)。相信这个趋势会继续在所有行业中蔓延,在业务设计合理的情况下,确实可以使用mysql来代替oracle那昂贵的许可费用。目前对于公司的愿景来说,是希望用大量的mysql集群取代目前的核心oracle数据库(包括订单,支付等[......]

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[转] Autotrace with bind variables

Posted by admin on September 27th, 2013

JL刚刚写的一篇autotrace与bind variables 的行为:Autotrace trick
之前我们也发现过这个问题具体SR在这里:something seems confused

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