What does MySQL data integrity include?
This article will explain in detail what is included in MySQL data integrity. The editor thinks it is very practical, so I share it with you for reference. I hope you can get something after reading this article.
Detailed explanation of MySQL data integrity
Data integrity includes:
1. Entity integrity
1) Primary key constraint
2) unique constraint
3) identity column
two。 Domain integrity
1) data type constraint
2) non-empty constraint
3) default value constraint
3. Referential integrity
Foreign key constraint
4. Custom integrity
1. Stored procedure
two。 Trigger
This is the end of this article on "what does MySQL data integrity include?". I hope the above content can be helpful to you, so that you can learn more knowledge. if you think the article is good, please share it for more people to see.
