The result for Techempower framework benchmark round 21 is out, as usual the most important benchmark is the update and multi query benchmark:
The top rankers are Rust, JS (cheating), Java, C++, C#, PHP, C, Scala, Kotlin, and Go. For multiple queries:
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Top rankers are Rust, Java, JS (cheating), Scala, Kotlin, C++, C#, and Go. These benchmark shows how efficient their database driver (which mostly the biggest bottleneck), and how much overhead the framework of each language (including serialization, alloc/GC, async-I/O, etc).