myisamchk

First you should try to find out whether the mysqld daemon is dead or whether your problem is related to your customer. You can use Mysqladmin version to check how long your MYSQLD server has been performing properly, and if Mysqld is dead, you can

8.2 MySQL ManagementThere are some useful tools in the MySQL release that make it easier to manage, the most common of which is the Mysqladmin program.8.2.1 command except for the mysqlshow command, all MySQL commands accept the following 3 standard

First, IntroductionMyisampack is a tool that compresses the use of MyISAM engine tables, typically compresses 40%~70%, and when access to data is required, the server reads the required information into memory, so performance is better when

In most cases, the destruction of the database simply means that the index file has been corrupted, and that the real data has been destroyed very little. The repair of most forms of database destruction is fairly straightforward. As with the

Recently encountered a MySQL can not create temporary file errors, the resolution process to learn some knowledge, here to share, I hope to encounter similar problems with the students help ~ About MySQL temp file: 1, MySQL uses the environment

I've got about 200,000 data inserts in my job, after the completion of the program to find the running timeout, modify PHP maximum execution time to 600, or timeout, check out before the number of data inserted before the calculation, probably to

Perhaps many people have encountered similar can ' t open file: ' [table]mytable. Myi ' Such an error message, but do not know how to solve him, the following we do an introduction,In most cases, the destruction of the database simply means that the

The symptom of a damaged table is usually an unexpected interruption of the query and you can see such errors as: "Tbl_name.frm" is locked and cannot be changed. Unable to find file ' Tbl_name. Myi "(Errcode: ###). Error ### from the table processor

INSERT the speed of the statementThe time required to insert a record is made up of the following factors, where the number represents the approximate scale: Connection: (3) Send query to server: (2) Analysis query: (2) Insert record: (1x record

Question: The prompt "The table is full" appears when you reply to The Forum, which literally means that The data table is full. Since few developers encounter a single table that exceeds 4 GB, discussions between friends can only provide peripheral

The symptoms of a damaged table are usually query unexpected interruptions and you can see such errors:"Tbl_name.frm" is locked and cannot be changed.The file "tbl_name.MYI" (Errcode: ###) cannot be found :###).Error ### obtained from the table

In most cases, the database is damaged only when the index file is damaged, and the real data is damaged rarely. Most forms of database corruption can be easily repaired.As with the previous verification, there are three methods to fix the

Make progress every day-MySQL-myisampack and mysqlmyisampack I. Introduction Myisampack is a tool for compressing tables using the MyISAM engine. Generally, it compresses 40% ~ 70%. When you need to access data, the server will read the required

Countermeasure for a single table in MYSQL that exceeds 4 GB: The prompt "The table is full" appears in The forum, which literally means that The data table is full. Since few developers encounter a single table that exceeds 4 GB, discussions

I. INTRODUCTION myisampack is a tool for compressing tables using the MyISAM engine. generally, it compresses 40% ~ 70%. when you need to access data, the server will read the required information into the memory. Therefore, the performance will be

1. myisamchkTo use myisamchk, you must temporarily stop the MySQL server. For example, we want to repair the discuz database. Perform the following operations:# Service MySQL stop (stop MySQL );# Myisamchk-r/absolute path of the database file/* myi#

MySQL data files may be damaged due to some reasons. Therefore, how to fix MySQL data files becomes a problem we need to know. Here are three methods to fix MySQL data files. There are three repair types when you try to fix a broken table. If you

Applicable objects: MySQL DB Administrator.Applicable conditions: The LINUX environment has the basic management and operational capabilities.Article Note: This article for free documents, welcome to reprint the non-commercial nature, and please

You may be in the process of using MySQL, all kinds of accidents cause damage to the database table, and this data is often the most recent data, it is often impossible to find in the backup data. This chapter will show you how to fix the table

A power outage or abnormal shutdown can cause table corruption in the MySQL database, especially when the MyISAM table data is large. There are three ways, one way to use MySQL's Repair table SQL statement, the other is to use the myisamchk provided