mysql storage

In the process of using MySQL, there are some questions about the concepts of MyISAM and InnoDB, and the difference between the two engines has always been a question in my mind. In order to solve this puzzle, search the network, found the following

On the MySQL lock line or lock table, this problem, today is a bit of a clue, MySQL InnoDB is a lock line, but the project actually appeared deadlock, lock table situation. Why is it? Take a look at this article first.When doing the project due to

1, transaction processingInnoDB supports transactional features, MyISAM not supported. Myisam executes faster and performs better.  2,select, UPDATE, INSERT, delete operation MyISAM:if executing a lot of select,myisam is a better choiceInnoDB:If

MyISAM: The default MySQL plug-in storage engine, which is one of the most commonly used storage engines in the Web, data warehousing, and other application environments. Note that it is easy to change the default storage engine of the MySQL server

The Salt return Receiver (returner) allows the Minion response to be stored in various data stores or in different locations, even displaying the response content on the command line. Returner can be used to extend the salt, and to communicate with

First, INNODDBThe InnoDB table is built on a clustered index, and the default level is Repeatable_read (repeatable read), which supports hot backup, which is not supported by other MySQL engines.Row-level locks are supported to handle a large number

Brief introduction Data in MySQL is stored in files (or memory) in a variety of different technologies; Each technology uses different storage mechanisms, indexing techniques, locking levels, and ultimately provides a wide range of

Using MySQL will of course have access to the MySQL storage engine, which you will see when creating a new database and creating a new data table.MySQL default storage engine is MyISAM, other commonly used is innodb.What kind of storage engine is

Http://www.cnblogs.com/xrq730/p/4937222.htmlObjectiveThe database storage engine is the database's underlying software organization, and the Database management system (DBMS) uses the data engine to create, query, update, and delete data. Different

0x00 MySQL database common storage engineMySQL database is an open source database, supporting a variety of storage engine options, such as the most commonly used storage engine is: Myisam,innodb,memory.MyISAM Storage EngineMyISAM is the default

1. Cause of Error:The MySQL utf-8 code stores 2-3 bytes, while emoji is 4 bytes.2. Workaround:Modify the MySQL configuration file, under Windows for My.ini (Linux for my.cnf), the same content is modified.[Client]default-character-set =

MySQL can store data in files in different technologies, a technique known as the storage engine.Each storage engine uses different storage mechanisms, indexing techniques, locking levels, and ultimately offers a wide range of different

ObjectiveIn the database is a sheet of inextricably linked tables, so the table design is good or bad, will directly affect the entire database. While designing the table, we will focus on one issue and what storage engine to use. Wait a minute,

Reference from Http://blog.chinaunix.net/uid-21411227-id-1826943.html http://www.jb51.net/article/55849.htm the storage engines provided by MySQL are: MyISAM、InnoDB、MERGE、MEMORY (HEAP)、BDB

MySQL has many storage engines. for different applications, you can select an appropriate storage engine for each table, which helps improve MySQL performance.Create a news table:Copy codeThe Code is as follows:Create table 'sandbox'. 'News'('Id'

Common Data Storage Methods in mysql include MyISAM and InnoDB. We don't need to think about any other memory. Let's introduce the advantages and disadvantages of MyISAM and InnoDB. When using MySQL, you will certainly access the MySQL storage

IP addresses stored in MYSQL are often stored in the VARCHAR (15) column. However, they are actually 32-bit unsigned integers, not strings. The expression of dividing an address into four decimal points is only used to make reading easier. Therefore,

Transaction concept and storage engine 1.0 why transaction? Let's look at a scenario where bank transfers and remittances: Li Yanhong and Zhou Hongyi fought every day and now asked Li Yanhong to transfer 1000 yuan to Zhou Hongyi Design the following

MySQL storage engine note storage engine overview plug-in storage engine is one of the important features of MySQL database, users can choose how to store and index data, whether to use things, and other features such as www.2cto.com based on

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