Introduction and advanced level of MySQL (II)

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1、MySQL brief introduction

1.MySQL Is an open source relational database management system （RDBMS）,MySQL The database system uses the most commonly used database management language – Structured query language （SQL） Database management .
2. because MySQL It's open source , So anyone can be in General Public License Download and modify it according to the needs of personalization .MySQL Because of its speed 、 Reliability and adaptability . Most people think that when there is no need for transactional processing ,MySQL Best choice for managing content .
3.MySQL The name , The origin is not very clear . A more influential statement is , Basic guidelines and a large number of libraries and tools are prefixed “my” There has been a 10 In the above , And anyway ,MySQL AB One of the founders Monty Widenius My daughter is also called My. Which of these two gives MySQL The name is still a mystery , Even the developers don't know .
4.MySQL The name of our dolphin logo is “sakila”, It is from MySQL AB Founder of from users in “ Dolphin naming ” A large number of names suggested in the contest were selected from the list . The winning name is an open source software developer from Swaziland, Africa Ambrose Twebaze Provide . according to Ambrose said ,Sakila It comes from a kind of SiSwati The Swaziland dialect of , Also in Ambrose My hometown is Tanzania near Uganda Arusha The name of a small town in .
5.MySQL, Although it may not be very powerful , But because of its open source 、 Widespread , Which led many people to know about this database . Its history is also legendary .

2、MySQL Installation

2.1 MySQL Installation Double click to start

2.2 MySQL service

Computer –》 Right click –》 management —》

1. We need to link MySQL, You need to start the service first , In this place, we default to start automatically ,Oracle There are also services ,Oracle It needs to be set to manual .
2. If one day our MySQL Link unsuccessful , At this time, you need to take a look MySQL Whether the service starts , If not, start it manually . If manual startup is unsuccessful , It is recommended to reinstall .

2.3 MySQL The connection of

A Black window form
find MySQL Under the installation position of bin The goal is

Enter in the address field cmd And then go back

mysql -uroot -p enter Input password enter

B Black window mysql Bring their own
Start —》 All the procedures --MySQL —》 Black window

C Elegant graphic tools —Navicat
find Navicat------》 double-click

Double click start to enter mysql Graphical interface of