启示录

Joybean的网络日志

  • 首页
  • 文章
  • 联系
  • 关于

Month: January 2017

  • Home
  • 文章
  • 2017
  • January

某分区的索引失效导致绑定变量查询都无法使用索引

01/23/201701/29/2018joybeanNo Comments

Oracle中某个分区上的索引失效导致在该索引字段上的所有绑定变量的查询都无法使用索引的问题分析及解决方法

Continue Reading
数据库oracle, 索引

谈谈补码

01/22/201710/16/2017joybeanNo Comments

补码的定义、补码的好处以及补码的原理

Continue Reading
理解计算机二进制

RSS Feed


Notice: PHP's XML extension is not available. Please contact your hosting provider to enable PHP's XML extension. in /home/ln_site/wordpress/wp-includes/IXR/class-IXR-message.php on line 48

分类目录

  • IT (12)
    • 互联网 (3)
      • 协议 (3)
    • 理解计算机 (3)
    • 编程 (5)
      • java (3)
        • jvm (2)
        • tool (1)
      • 数据库 (2)
  • 心理学 (2)
  • 杂项 (3)
  • 科学上网 (1)
  • 通信 (1)

Archives

  • November 2019
  • August 2019
  • July 2018
  • May 2018
  • February 2018
  • December 2017
  • November 2017
  • October 2017
  • September 2017
  • July 2017
  • May 2017
  • April 2017
  • March 2017
  • February 2017
  • January 2017
  • December 2016
Powered by WordPress | Theme: Exoplanet by uXL Themes
  • Facebook
  • Twitter
  • Google+