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RSS订阅转载 跨平台移动app 好资源
phongap博客： http://blog.youkuaiyun.com/cutesource/article/details/7748092 objective-c （standford open class） http://v.163.com/movie/2010/6/3/I/...
2013-03-17 17:29:00
130
转载 Speed up Insert
It could be a time for horizontal partitioning and moving blob field into a separate table. In this article in 'A Quick S...
2013-03-16 19:24:00
203
转载 LOAD DATA INFILE INTO TABLE
INTO TABLE pos ( Id , code , name , BAmt , SAmt , wBP , wSP , wBM , wSM ) --...
2013-03-16 11:09:00
208
转载 SELECT ？ INTO OUTFILE （as CSV）
在select 查询from 前加： ----------------------------- INTO OUTFILE 'G:/wamp2/bin/mysql/mysql5.5.24/outfile/tst_position.txt' FIELDS TERMINATED...
2013-03-16 10:45:00
337
转载 mysql 插入优化
-1）remove all float column （DONT DO CALCULATION AT DB LAYER） 0) change to innodb（用行级lock，复杂的sql多，反而快）（实验结果不行啊,原因还未知） 1) disable key...
2013-03-16 10:32:00
94
转载 【抓小鬼】MYSQL 侦测慢查询setup
For windows, go to "my.ini" and add: [mysqld] log-slow-queries=G:\wamp2\logs\mysql_slow.log long_query_time=1 # any query costing more t...
2013-03-14 19:49:00
248
转载 66 job interview questions for data scientists
http://www.datasciencecentral.com/profiles/blogs/66-job-interview-questions-for-data-scientists Posted by Vincent Gra...
2013-03-01 16:29:00
284
转载 10 Tips for Optimizing MySQL Queries (That don'...
10 Tips for Optimizing MySQL Queries (That don't suck) byJesse Farmeron Monday, April 7, 2008 Justin Silverton atJaslabshas a suppose...
2013-02-28 20:25:00
204
转载 mysql limit 优化
【优化前】 SELECT `id` FROM `tab_a` WHERE `city` = 4 ORDER BY `id` DESC LIMIT 1000000 , 10 ; ------------------- 【...
2013-02-28 13:22:00
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