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整理了关于Oracle 10g安装配过程,分享给大家: ORACLE数据库系统是美国ORACLE公司(甲骨文)提供的以分布 ...
很多时候我们本机电脑不需要安装oracle数据库(因为oracle数据库过于庞大,个人电脑安装之后运行起来会比较 ...
Oracle 自定义split 函数 Oracle没有提供split函数,但可以自己建立一个函数实现此功能。比如“abc defg&n ...
Oracle的密码过期规则是用Profile来管理的,系统默认只有一个Profile(DEFAULT),该profile的密码过期规则 ...

oracle中添加删除主键的方法

[ 2017-01-13 07:42:01 | by 店小二03 ]
1、创建表的同时创建主键约束 (1)无命名 create table student ( studentid int primary key not ...
一、表字段的增删改: 添加字段的语法:alter table tablename add (column datatype [nul ...
1.在Oracle中实现SELECT TOP N 由于ORACLE不支持SELECT TOP语句,所以在ORACLE中 ...
前言 大家都知道在oracle中,默认的监听端口号为1521,一旦有人扫描出这个端口号就会知道此服务器为oracle ...
If you have a MongoDB installation, now would be the time to verify that it is secure . Since ju ...
How Stack Overflow Plans to Survive The Next DNS Attack Covers things like choosing betwee ...

Compose Notes: New alerts for Redis

[ 2017-01-13 04:48:02 | by 店小二04 ]
In early 2016, we introduced the ability to view the Redis slow log in the Compose console . For 20 ...
Mybatis查询延迟加载详解及实例 1.1 启用延迟加载 &nb ...

SQL注入详解(扫盲篇)

[ 2017-01-13 04:19:01 | by 店小二05 ]
SQL注入是比较常见的网络攻击方式之一,它不是利用操作系统的BUG来实现攻击,而是针对程序员编程时的疏忽, ...
首先,需要安装Microsoft OLE DB Provider for DB2 下载地址:http://download.microsoft.com/download/B/ ...
Ransomware operators are diversifying their cyber-extortion toolkit and expanding their range of tar ...

hadoop-metrics2源码分析

[ 2017-01-12 18:43:02 | by 店小二05 ]
hadoop-metrics2 其实是 hadoop-common 工具包中的一个小模块,它设计了一个完整的metrics使用方案 ...

剖析twemproxy前言

[ 2017-01-12 13:17:01 | by 店小二03 ]
又是喜闻乐见的新坑,前面的mysql协议,当我在解读go-mysql包的时候,会重新讲到,至于Leetcode的更新会与g ...

Implementing a Scheduler Lock

[ 2017-01-12 13:18:02 | by 店小二05 ]
I was really surprised that there is no Spring-friendly solution that prevents concurrent execution ...

nosql学习笔记一

[ 2017-01-12 13:19:02 | by 店小二04 ]
nosql已经风风火火发展了好几年了,是时候花大力气学习一下了。今天特意做个笔记。 1,nosql的使用场景。 ...

MongoDB学习(二)常用操作

[ 2017-01-12 13:20:01 | by 店小二05 ]
(尊重劳动成果,转载请注明出处: http://blog.csdn.net/qq_25827845/article/details/54235567 冷血之心 ...

MongoDB PIT Backups: Part 2

[ 2017-01-12 13:21:01 | by 店小二04 ]
This blog post is the second in a series covering MongoDB PIT backups. You can find the first parth ...
What's happened? Tens of thousands of unprotected MongoDB databases have been taken hostage by ...
Security researchers report a massive uptick in the number of MongoDB databases hijacked and held fo ...

Hadoop Weekly Issue #199

[ 2017-01-12 13:24:01 | by 店小二03 ]
08 January 2017 This week's edition is relatively short, but contains some great posts on Hadoop+S ...
Strata + Hadoop World 2017 (happening March 13 16 in San Jose) has its strongest pro ...
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