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#What is the database? What are the databases? Many people have heard of databases, but they don’t know much about databases. Let’s explain about databases?
1: What is a database
Professionally speaking, a database is actually an electronic warehouse that specializes in storing data. A place where users can add, update, or delete data in the database.
For example, everyone now has many friends and classmates. In order to facilitate contact, we create related names and phone numbers in the address book. This address book is a database. Sometimes we will modify a certain phone number. Number.
2: What are the types of databases?
There are two types of databases, non-relational and There are two forms of relationships. Many database management systems now have a database connection to allow the database to be integrated.
3: How to obtain the database?
Under normal circumstances, after we purchase a website space, we usually bring its own database, but the corresponding database must be used for the corresponding language. For example, php and jsp can use mysql, while asp must use access database.
The above is a detailed explanation of what a database is. If you want to know more about MySQL tutorial, please pay attention to the php Chinese website.
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