engine mysql

MySQL Technology insider-INNODB Storage Engine-Reading notes (one) As PHP development, the use of MySQL is always indispensable Blog Link http://itsong.net/articles/466.htmlChapter One MySQL architecture and storage engine

1. Create a data table --- BASICS (skipped by experts) Orthodox method: create [TEMPORARY] table name [if not exists](Column item definition created)[Table options][Partition options]; # The Orthodox creation method. For specific parameters, refer

Summary of some important MySQL performance indicator calculation and optimization methods, mysql performance indicator 1 QPS calculation (queries per second) For databases dominated by MyISAM Engines MySQL> show GLOBAL status like 'questions';+-----

Python full stack development-Day10 decorator (closed function application), python-day10I. decorator The decorator is an Application Scenario of closure functions. What is a closure function? Let's recall: Closure functions: A function defined

Mysql Innodb Lock Mechanism and mysqlinnodb Lock MechanismLatch and lock Latch can be considered as a lock in an application. It can be called a latch (lightweight lock) because it requires a very short lock time. If the lock lasts for a long time,

MySql command operations Common MYSQL query commands: Mysql> select version (); view MySQL version mysql> select current_date (); view MySQL's current date mysql> select version (), current_date (); view the MySQL version number and the current date

The simplest MySQL Data Backup and restoration tutorial (I) (35) in history, mysql Data Backup The first article on data backup and restoration is as follows: Basic concepts: Backup, save the existing data or records in another copy; Restores the

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

Use PHP to access MySQL (1 ). In this chapter, we will learn how to store and display information to the database on a Web page. We have already installed the MySQL relational database engine and the PHP Server. in this chapter, we will learn how to

Replace the phpsession class with the mysql memory table. you can test the effect on your own. The code is as follows: /** @ Usage: use some other storage method (mysql or memcache) instead of php sessoin @ Author: lein @ Version:

The MySQL storage engine InnoDB, MyISAM, and other storage engines introduce the constant updates and changes of MySQL. In fact, the most important thing is the change and upgrade of the storage engine, which also derive many different storage

In this chapter, we will learn how to store and display information to the database on a Web page. We have installed the MySQL relational database engine and the PHP script language on the server, and learned the basic knowledge about them. After

Database tool sysbench installation tutorial and performance testing example sysbench is a modular, cross-platform, multi-thread benchmark testing tool that is mainly used to evaluate the database load of different system parameters. For details

Overview: configure the mysql database on the linuxvps host. because the InnoDB engine is started using the database installed in yum by default, and its etcmycnf configuration is not very suitable for our vps host, this article explains in detail

Having comments is my greatest motivation ~ MySQL basics (storage engine and graphical management tools) and mysql basics. Having comments is my greatest motivation ~ MySQL basics (storage engine and graphical management tools), mysql basics hi was

Set the mysqlKey_buffer_size parameter bitsCN.com Mysql Key_buffer_size parameter settings In the mysql database, mysql key_buffer_size is the most influential parameter on the performance of the MyISAM table. The following describes how to set

In-depth analysis of MySQL database engine introduction, differences, creation and performance testing bitsCN.com Database Engine introduction The MySQL database engine depends on how MySQL is compiled during installation. To add a new engine, you

The storage engine is a MySQL component used to process SQL operations on different types of tables. It is also known as the table type. MySQL supports multiple storage engines. For Example, the latest MySQL5.6 supports nine storage engines,

In this chapter, we will learn how to store and display information to the database on a Web page. We have installed the MySQL relational database engine and the PHP script language on the server, and learned the basic knowledge about them. After

Topic: This is something that was recently recorded in high-performance MySqL version 2 ~ # Read locks (shared locks) and write locks (exclusive locks): Read locks are shared and are not blocked. Reading the same resource does not affect each other.