SQL Server 2005 is available in five different versions:
1. Enterprise Edition (企业版): This version is designed for large-scale enterprise environments and provides robust features and functionalities for mission-critical applications. It includes advanced features such as SQL Server Integration Services, SQL Server Analysis Services, and SQL Server Reporting Services. The Enterprise Edition supports up to 256TB of database storage.
2. Development Edition (开发版): This version is intended for software developers who require advanced development tools and debugging capabilities. It includes features such as SQL Server Integration Services Development Edition, SQL Server Analysis Services Development Edition, and SQL Server Reporting Services Development Edition.
3. Workgroup Edition (工作群版): This version is designed for small to medium-sized organizations or workgroups within larger organizations. It provides basic database management capabilities along with some additional features such as basic auditing and replication support.
4. Standard Edition (标准版): This version is suitable for small to medium-sized organizations or workgroups within larger organizations that require additional functionality beyond the basic database management capabilities offered by the Workgroup Edition.
5. Express Edition (简易版): This edition is designed for developers who want to evaluate SQL Server in a simplified environment with basic database management capabilities. It can be installed on a single server and supports up to five databases.
For more information about each version, please refer to the following link:
1. Enterprise Edition (企业版): This version is designed for large-scale enterprise environments and provides robust features and functionalities for mission-critical applications. It includes advanced features such as SQL Server Integration Services, SQL Server Analysis Services, and SQL Server Reporting Services. The Enterprise Edition supports up to 256TB of database storage.
2. Development Edition (开发版): This version is intended for software developers who require advanced development tools and debugging capabilities. It includes features such as SQL Server Integration Services Development Edition, SQL Server Analysis Services Development Edition, and SQL Server Reporting Services Development Edition.
3. Workgroup Edition (工作群版): This version is designed for small to medium-sized organizations or workgroups within larger organizations. It provides basic database management capabilities along with some additional features such as basic auditing and replication support.
4. Standard Edition (标准版): This version is suitable for small to medium-sized organizations or workgroups within larger organizations that require additional functionality beyond the basic database management capabilities offered by the Workgroup Edition.
5. Express Edition (简易版): This edition is designed for developers who want to evaluate SQL Server in a simplified environment with basic database management capabilities. It can be installed on a single server and supports up to five databases.
For more information about each version, please refer to the following link: