myisam tables

MySQL storage engine (Table type) selection, mysql Engine Unlike most databases, MySQL has a storage engine concept. You can select different storage engines based on data storage requirements. This blog introduces the storage engine in MySQL. MySQL

Reference a section in the MySQL official document: the MERGE storage engine, also known as the MRG_MyISAM engine, is a set of identical MyISAM tables that can be used as one. Reference a section in the MySQL official document: the MERGE storage

This article mainly describes the cause of the failure of the MySQL table index and provides specific solutions to this problem, the following article describes the relevant content and hopes to help you in your future studies. When I went to work

(5) Common mysql storage enginesOverview ?? Before mysql5.5, the default storage engine is MyISAM, and after 5.5, it is changed to InnoDB. To modify the default engine, you can modify the default-storage-engine in the configuration file. You can use

MyfavoritequestionduringInterviewforpeopletoworkasMySQLDBAsorbeinvolvedwithMySQLPerformanceinsomewayistoaskthemwhatshouldbetune dinMySQLServerstraightafterinstallation, assumingitwasinstalledwithdefaul My favorite question during Interview for

These things are all found from other places to solve the MYSQL database error method, does not necessarily apply to the miracle database, just for reference, the specific solution still needs to be explored. These things are all found from other

Overview ?? Before MySQL 55, the default storage engine was MyISAM, and then changed to InnoDB. To modify the default engine, you can modify the default-storage-engine in the configuration file. You can use showengines to view the engines supported

An error occurred when the index of a mysql table was damaged and solved in the afternoon. I was surprised that my dedecms website had a problem. when I visited the website, I reported an error in full screen and checked the mysql log. the error

MySQL Performance Optimization MySQL supports five different table types, which may be unusual. These five types are BDB, HEAP, ISAM, MERGE, and MyISAM. Among them, the BDB type belongs to one category separately, which is called "transaction-safe",

The difference between MySQL's storage engine MyISAM and InnoDB How do you usually choose these 2 types in a specific project? ------Solution-------------------- MyISAM: This is the default type, which is based on the traditional ISAM type, ISAM is

I watched the cacti monitoring today and found that no data was obtained yesterday. Check the log and a large number of errors occur: SQL assoc failed !, Error: '20140901 ', An error occurred while displaying the SQL Execution results, For

The common MySQL table engine has InnoDB and MyISAM, the main difference is that InnoDB is suitable for frequent write database operations, MyISAM suitable for reading the database a little bit more, how to change the table engine InnoDB to MyISAM?

PHP and MySQL transaction processing$conn = mysql_connect (' localhost ', ' root ', ' root ') or Die ("Data connection error!!!");mysql_select_db (' Test ', $conn);mysql_query ("Set names ' GBK '"); Use GBK Chinese code;Start a

recently began to learn hibernate, looking at Li Gang's "Lightweight Java EE Enterprise application combat." For the first Hibernate program, I wrote down the example of the book and just changed some of the MySQL connection parameters and created a

The following articles mainly describe the creation and deletion of MySQL databases, as well as the detailed parsing of indexes and changing actual table statements. If you are also popular with MySQL databases, you can click the following article

Periodic analysis table ANALYZE [LOCAL | NO_WRITE_TO_BINLOG] TABLE tbl_name [, tbl_name] This statement is used to analyze and store the table's keyword distribution. During the analysis, a read lock is used to lock the table. This applies to MyISAM,

MySql storage engine Introduction MySQL5.5 and later are used by defaultInnoDBThe storage engine. InnoDB and BDB provide transaction security tables. Other storage engines are non-transaction security tables.To modify the default engine, you can

MySQL, as the most popular free database service engine, has been popular for a long time. However, some people may not know much about the internal environment of MySQL, especially those mechanisms for concurrent processing. Today, let's take a

A lock is a mechanism by a computer to coordinate multiple processes or threads to concurrently access a certain resource. In databases, in addition to traditional computing resources (such as CPU, ram, and I/O), data is also a resource shared by

# Windows mysql Backup recovery, you do not need to modify my. ini to restore the view (verified) mysqldump-uroot-p123 -- default-character-setgbk -- opt -- ex # Mysql backup and restoration in Windows. You do not need to modify my. ini to restore