Apache Heron vs Tencent Cloud CDN
| Apache Heron | Tencent Cloud CDN | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | CNY 21/mo |
| Open source | No | No |
| Platforms | Linux, self-hosted | Web |
| Deployment | self_hosted | cloud |
| Free plan | — | No |
| SQL interface | — | Yes |
| Event-time processing | — | Yes |
| Stateful processing | — | Yes |
| Exactly-once processing | — | Yes |
| Watermarks | — | Yes |
| Supported languages | — | SQL, Java, Scala, Python |
Both are listed in Best Streaming Analytics Software. On Everything Xiaomi, Apache Heron scores higher on our published basis.