Learn the necessary knowledge about web development

To learn the necessary knowledge for web development, I will not go to the database. I want to buy this database and read it in detail. are I studying it again? What are other things in disorder? It is best to write something in the order of importance. you can understand http://www.w3school.com.cn/here. you can see phpand mysqlwebdevelopment, which are essential for learning web development.
I don't know the database. I want to read the database books in detail. are I studying it?
What are other things in disorder?
It is best to write in the order of importance.
Ladies and gentlemen

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Understand here http://www.w3school.com.cn/half can be
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Let's take a look at PHP and MySQL web development.

I personally think it is equivalent to a web development Dictionary.
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Does it matter which one to read first? Both are the best.

First look at the database knowledge to read the most complete manual
Http://dev.mysql.com/doc/refman/5.1/zh/index.html
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So I don't want to read any books.
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Go to the bookstore and check whether PHP and MySQL web can be developed first.

Online manual tutorials are also offered while learning.

As for your introduction to database systems, you can also read this article.

I really don't know what kind of database I learned from Baidu. I was fooled by your title. I thought you wanted to look at web.
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It depends on your work needs. If you need anything,

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This worry is completely unnecessary.

You always know how to add, delete, modify, and query databases.

Isn't there a lot of books on the Internet used to lay the foundation? The depth of the database statements in the book will be explained.

Go directly to the bookstore to check which one you think is good, and you haven't heard of anyone who knows how to learn database books or tutorials.
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To be honest, I started learning php from a very simple source code of the message book. at first, I only need to learn how to add, delete, modify, and query the database. I will study it later.
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Http://www.w3cschool.cn/
The most important thing is hands-on and practice.
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It's better to watch the ghost video, and read the book first. it's easy to understand. The video summarizes the country's experience.
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Hey, make a friend!
I'm also learning
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Http://www.w3cschool.cn/This website is good is the basic knowledge
Or php100 videos can be basic tutorials.