AlloyDB for PostgreSQL vs Microsoft SQL Server
| AlloyDB for PostgreSQL | Microsoft SQL Server | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | — |
| Open source | No | No |
| Platforms | Web | — |
| Free plan | No | Yes |
| Deployment model | cloud | both |
| Managed service | Yes | No |
| High availability | Yes | Yes |
| Read replicas | Yes | Yes |
| Backup retention | 14 days | — |
| JSON data support | Yes | Yes |
| Maximum connections | 1,000 connections | 32,767 connections |
Both are listed in Best Relational Databases. On Inferse, Microsoft SQL Server scores higher on our published basis.