RAC Setup and Installation of Oracle 11gR2 (ASM, UDEV)

Essential information: 1) Installation package: Operating system: rhel-server-6.7-x86_64-dvd.iso rac installation package: Oracle11gR2: linux.x64_11gR2_database_1of2.zip linux.x64_11gR2_database_2of2.zip Grid Infrastructure(GI): linux.x64_11gR2_grid.zip 2) Server environment: 1. Two virtual machine information: Hostname: rac01,IP: 192.168.7.12 ...

Posted on Thu, 20 Dec 2018 20:51:06 -0800 by uptime

[Web Form of asp.net] Write database operation class--abstract factory

Understanding Abstract factories In ADO.NET, the operation steps of SqlServer, Mysql and so on are similar, but the difference is: SqlServer uses SqlConnection, SqlCommand, SqlData Adapter for its operation. MySql uses MySql Connection, MySqlCommand, MySqlDataAdapter, and these connection classes of operation classes ...

Posted on Thu, 20 Dec 2018 17:12:05 -0800 by j05hr

Spring + Spring MVC + MyBatis + easyUI Integration Advanced Chapter (12) Spring Integrated Redis Cache

Author: 13 GItHub: https://github.com/ZHENFENG13 Copyright Statement: This is an original article, which can not be reproduced without permission. Integrate Redis I thought there would be a lot of similar Redis tutorials and integration code, so I didn't intend to take this tutorial seriously, but I looked at the online tutorials like not too ...

Posted on Thu, 20 Dec 2018 09:18:05 -0800 by jjrosen

mysql-5.7.23-winx64.zip version of MySQL Installation-Free Configuration Tutorial under windows

mysql-5.7.23-winx64.zip version of MySQL Installation-Free Configuration Tutorial under windows Step 1: Download MySQL Step 2: Unzip the zip package to the directory you need to install Part 3: Configuration files Step 4: Initialize the database Step 5: Register widows Services Step 6: Start MySQL57 Service Method 1: Find M ...

Posted on Thu, 20 Dec 2018 09:09:05 -0800 by TheHyipSite

RPM Installation and Uninstallation of MySQL-5.6.27-1.linux*.x86_64.rpm* (reprinted from the "Youyou-My Heart" blog)

1. Installation preparation 1.1 Check to see if there is a MySql library that comes with it, if it is uninstalled first [root@hadoop02 ~]# rpm -qa | grep mysql mysql-libs-5.1.71-1.el6.x86_64 [root@hadoop02 ~]# rpm -e --nodeps mysql-libs-5.1.71-1.el6.x86_64 [root@hadoop02 ~]# rpm -qa | grep mysql [roo ...

Posted on Thu, 20 Dec 2018 06:51:05 -0800 by hellonoko

Introduction to nosql, introduction to memrcached, installation of memcached, viewing memcached status, memcached command line and its usage

21.1 Introduction to NoSQL Non-relational database is NoSQL. Relational database represents MySQL. For relational database, it is necessary to store data into database, table, row and field. When querying, it matches one line by one according to the condition. When the quantity is very large, it takes time and resources, espe ...

Posted on Thu, 20 Dec 2018 06:48:05 -0800 by jinky32

Python 3 environment building (uWSGI+django+nginx+python+MySQL)

1. Systematic environment, necessary knowledge #cat /etc/redhat-release CentOS Linux release 7.5.1804 (Core) #uname -r 3.10.0-862.3.2.el7.x86_64 Temporarily close the protective wall and close selinux: #systemctl stop firewalld.service #setenforce 0 #getenforce Permissive Prepare knowledge: django: an open source web frame ...

Posted on Thu, 20 Dec 2018 06:36:05 -0800 by numoon56

Spring Boot + Mybatis + Redis as L2cache

1. background Spring-Boot has become one of the most mainstream Java Web development frameworks today because it provides a variety of out-of-the-box plug-ins. Mybatis is a very lightweight and useful ORM framework. Redis is the most popular distributed key-value database nowadays. In web development, we often use Redis to cache the query resu ...

Posted on Thu, 20 Dec 2018 05:27:05 -0800 by sunshine66

ava Web Modernization Development: Spring Boot + Mybatis + Redis Level 2 Cache

background Spring-Boot has become one of the most mainstream Java Web development frameworks today because it provides a variety of out-of-the-box plug-ins. Mybatis is a very lightweight and useful ORM framework. Redis is the most popular distributed key-value database nowadays. In web development, we often use Redis to cache the query results ...

Posted on Thu, 20 Dec 2018 05:12:05 -0800 by timc37

device-mapper: multipath: Failing path recovery

https://yq.aliyun.com/articles/18067 ABSTRACT: Failure of multipath devices is caused by sector damage. The phenomenon is as follows: dmesg: device-mapper: multipath: Failing path 8:128. qla2xxx 0000:07:00. Failure of multipath devices due to sector damage. The phenomena are as follows: # dmesg : device-mapper: multipath: Failing path 8: ...

Posted on Thu, 20 Dec 2018 01:27:05 -0800 by Sekka