delete mysql

After installation Lnmpa slowly focus on optimization, the first is to delete the MySQL log, delete mysql-bin.0000* similar files look irritable.View Source code Printing HelpLogin The code is as follows Copy Code

Err, who can have no, Amen---------resolved as follows:(episode: Sometimes "Confused" MySQL is restless, forget the password?? Delete files by mistake?? ... ... Of course, the following approach is "in case", but!!! You have to keep MySQL-related

Today want to reload MySQL database, originally thought quite simple one thing, accidentally be stuck, record, later reload do not use on theTo reinstall MySQL, um, first you have to have a MySQL installation package.Then do the following things.　　1.

Original: Delete MySQL duplicate dataDelete MySQL duplicate data project backgroundIn a recent Linux performance acquisition project, found that the thread of the program storage is slow, and then carefully locate, found in the database a lot of

1 sudo apt-get autoremove--purge mysql-server-5.0 2 sudo apt-get remove mysql-server 3 sudo apt-get autoremove mysql-server 4 sudo apt-get remove Mysql-common (very important) In fact, some of the above is redundant, it is

A drop table deletion directly on a large table in MySQL can cause MySQL to hang. Some special methods must be used.First make a big watch out, such as:650) this.width=650; "src="

It is strongly recommended to back up the entire database before using this method. As for how to back up? You're not? Leave a message at the bottom of this article.Specific methods: Copy the following PHP execution statement, save as sql.php file

This tutorial describes how to query and delete the mysql view. You can use the show view name to query the view and delete the mysql view with the drop permission. However, you must have the drop permission to delete the view. Next let's take a

Add MySQL service: Step 1: add the file "My. ini" in the MySQL root directory. The file content is: # Example MySQL config file for large systems. # this is for a large system with memory = 512 m where the system runs mainly # MySQL. # You can

1. MySQL installation A) MySQL installation: sudoapt-getinstallmysql-servermysql-clientB) start and stop the MySQL service: After MySQL is installed, MySQL is started; if you need to manually start or stop the service, perform the following

Create and delete a MySQL trigger bitsCN.com Create and delete MySQL triggers The following article describes how to create a MySQL trigger and how to delete a MySQL trigger. if you create a MySQL trigger correctly, if you are interested in

At the WIN Command Prompt, create, authorize, and delete mysql Users. to change the password to bitsCN.com, you must first declare: In general, modify the MySQL password and authorize, it requires the root permission in mysql. Note: this operation

Php batch delete mySQL database records # Usage: php mysql_rmByKey.php # Usage: php mysql_rmByKey.php

How to delete MySQL duplicate data: mysql duplicate data This example describes how to delete duplicate MySQL Data. Share it with you for your reference. The specific method is as follows: Project Background In a recent linux performance collection

First, the experimental environment: 1, the preparation of two virtual machines, one for the destruction of the database, one for the restoration, two in the same network 2, two minimized installation of the CentOS 7 system, and directly yum

LNMP One-click Install package installed MySQL by default, the log file is turned on,A large number of logs are generated if the data is operated more frequently.Produce similar mysql-bin.0000* files under/usr/local/mysql/var/,and generally dozens

1. Test add partition and delete Partition # # #添加删除range分区 (1) Create a partition:create table titles  (    emp_no       INT NOT NULL,    title        varchar (     not null,    from_date)    date            not null,     to_date     DATE,    KEY  

Currently, MySQL backup files, after a week or so clean up, manual cleanup will be more trouble, so wrote a simple script to achieve.Prerequisite Introduction:The MySQL backup file is placed inside the/usr/bak/sql, and the backup name format for the

Do not restart mysqld! after you delete the database files by mistakerm/data/mysql/test/test2.ibdlsof | grep test2.ibdmysqld 93384 93483 mysql 21uW REG 8,3 98304 33578386/data/mysql/test/test2. IBD (Deleted)PID 93384 file identifier is 21CAT/PROC/933

The example in this article describes how to delete MySQL duplicate data. Share to everyone for your reference. The specific methods are as follows: Project background In a recent Linux performance acquisition project, found that the thread of the