- SQL Service can only be used on Windows
- MySQL and Oracle support cross-platform, can be used on other systems, and can support database transplantation between different systems
- MySQL open source is free
- SQL Service and Oracle cost money
- Sort from smallest to largest
- MySQL is small, SQL Service is in the middle, and Oracle is the largest
- oracle supports a large amount of concurrency and a large amount of visits
- SQL service is OK
- The pressure of mysql is not so great, so it is best to use cluster or cache for the current MySQL
- The space used for installation is also very different.
- After mysql is installed, it is only a few hundred M,
- And Oracle has about a few G,
- And when using oracle occupies a particularly large memory space and other machine performance
- For paging, mysql uses limit
- SQL service uses top
- oracle use row
- Oracle has no autogrowth type
- MySQL and sql service generally use automatic growth type