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This article mainly explains "how to add foreign keys in Navicatfor Mysql". Friends who are interested may wish to have a look. The method introduced in this paper is simple, fast and practical. Let's let the editor take you to learn how to add foreign keys in Navicatfor Mysql.

Environment: NavicatforMysql 8.2 + MySQL Sever 5.1

Problem: add foreign keys to NavicatforMysql

Resolve:

Method 1:

Use SQL statements to create foreign keys:

[sql]

Alter table foreign key table add constraint constraint name foreign key (field name) references reference table (foreign key field name) on delete restrict/set null/cascade on update restrict/set null/cascade

If you do not specify the name of a foreign key, a foreign key name will be automatically created for you:

[sql]

Alter table foreign key table add foreign key (field name) references reference table (foreign key field name) on delete restrict/set null/cascade on update restrict/set null/cascade

Method 2:

Use a graphical interface.

Select Table-> right-click-> Design Table-> Foreign key-> fill in options.

At this point, I believe you have a deeper understanding of "how to add foreign keys in Navicatfor Mysql". You might as well do it in practice. Here is the website, more related content can enter the relevant channels to inquire, follow us, continue to learn!

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