摘要: COMPUTER ORGANIZATION AND ARCHITECTURE DESIGNING FOR PERFORMANCE NINTH EDITION • The family concept: Introduced by IBM with its System/360 in 1964, fo 阅读全文
posted @ 2016-12-30 22:57 papering 阅读(199) 评论(0) 推荐(0) 编辑
摘要: COMPUTER ORGANIZATION AND ARCHITECTURE DESIGNING FOR PERFORMANCE NINTH EDITION 阅读全文
posted @ 2016-12-30 21:21 papering 阅读(123) 评论(0) 推荐(0) 编辑
摘要: http://support.minitab.com/en-us/minitab/17/topic-library/modeling-statistics/multivariate/principal-components-and-factor-analysis/what-is-pca/ http: 阅读全文
posted @ 2016-12-30 20:04 papering 阅读(227) 评论(0) 推荐(0) 编辑
摘要: https://dev.mysql.com/doc/refman/5.5/en/glossary.html#glos_buffer_pool buffer pool The memory area that holds cached InnoDB data for both tables and i 阅读全文
posted @ 2016-12-30 16:03 papering 阅读(163) 评论(0) 推荐(0) 编辑
摘要: http://highscalability.com/blog/2015/5/18/how-mysql-is-able-to-scale-to-200-million-qps-mysql-cluster.html 阅读全文
posted @ 2016-12-30 15:40 papering 阅读(132) 评论(0) 推荐(0) 编辑
摘要: https://gigaom.com/2011/12/06/facebook-shares-some-secrets-on-making-mysql-scale/ Facebook shares some secrets on making MySQL scale Derrick Harris De 阅读全文
posted @ 2016-12-30 15:34 papering 阅读(197) 评论(0) 推荐(0) 编辑
摘要: http://dev.mysql.com/doc/refman/5.7/en/partitioning-limitations.html Performance considerations. Some effects of partitioning operations on performanc 阅读全文
posted @ 2016-12-30 15:19 papering 阅读(182) 评论(0) 推荐(0) 编辑
摘要: BIG TABLE 1-toSMALLtable @-toMEMORY 阅读全文
posted @ 2016-12-30 15:00 papering 阅读(109) 评论(0) 推荐(0) 编辑
摘要: DATABASE SYSTEM CONCEPTS, SIXTH EDITION11.1 Basic ConceptsAn index for a file in a database system works in much the same way as the indexin this textb 阅读全文
posted @ 2016-12-30 14:56 papering 阅读(163) 评论(0) 推荐(0) 编辑
摘要: http://dev.mysql.com/doc/refman/5.7/en/create-table.html You can use the TEMPORARY keyword when creating a table. A TEMPORARY table is visible only to 阅读全文
posted @ 2016-12-30 14:46 papering 阅读(274) 评论(0) 推荐(0) 编辑
摘要: http://highscalability.com/blog/2010/11/4/facebook-at-13-million-queries-per-second-recommends-minimiz.html Thursday, November 4, 2010 at 8:48AM Faceb 阅读全文
posted @ 2016-12-30 14:27 papering 阅读(217) 评论(0) 推荐(0) 编辑
摘要: http://mathworld.wolfram.com/Variance.html Variance For a single variate having a distribution with known population mean , the population variance , 阅读全文
posted @ 2016-12-30 14:06 papering 阅读(398) 评论(0) 推荐(0) 编辑
摘要: Probability and Statistics > Moments > History and Terminology > Disciplinary Terminology > Biological Terminology > History and Terminology > Discipl 阅读全文
posted @ 2016-12-30 13:50 papering 阅读(231) 评论(0) 推荐(0) 编辑
摘要: 1 [SQL]DROP PROCEDURE IF EXISTS truncate_insert_sales_rank_toparow_week; 2 受影响的行: 0 3 时间: 0.001s 4 5 [SQL] 6 7 CREATE PROCEDURE truncate_insert_sales_rank_toparow_week () 8 BEGIN ... 阅读全文
posted @ 2016-12-30 12:16 papering 阅读(166) 评论(0) 推荐(0) 编辑
摘要: http://www.tocker.ca/categories/myisam Converting MyISAM to InnoDB and a lesson on variance I'm about to start working through converting a large MySQ 阅读全文
posted @ 2016-12-30 11:52 papering 阅读(164) 评论(0) 推荐(0) 编辑
摘要: MyISAM HASH restart-buffer 阅读全文
posted @ 2016-12-30 10:21 papering 阅读(200) 评论(0) 推荐(0) 编辑
摘要: COMPUTER ORGANIZATION AND ARCHITECTURE DESIGNING FOR PERFORMANCE NINTH EDITION 阅读全文
posted @ 2016-12-30 09:07 papering 阅读(203) 评论(0) 推荐(0) 编辑