Samuel Colvin

PR welcome to implement this!

From @ bjorkbjork on [slack](https://pydanticlogfire.slack.com/archives/C083V7PMHHA/p1751528009610749) > We've built a dynamic factory that compiles Agents, Tools, and MCP servers from database records into the PydanticAI classes at runtime, and iterates the...

Yes true, and `IsDict`, PR welcome.

This seems to be working well with `datafusion-functions-json`, see https://github.com/datafusion-contrib/datafusion-functions-json/pull/22

I've found an issue whilst working on https://github.com/datafusion-contrib/datafusion-functions-json/pull/22 ## Lexical Precedence doesn't work correctly See https://github.com/datafusion-contrib/datafusion-functions-json/pull/22/commits/f573a395da46c251479d0a06c3ea58f2dca3cfa1 The following works as expected in postgres: ```sql select '{"a": "b"}'::json->>'a'='b' -- True ```...

Precedence issue looks like it's an issue in `sqlparser` - https://github.com/sqlparser-rs/sqlparser-rs/issues/814#issuecomment-2196624432 😞

> Is all the effort here worth it, should we just add the 20 or so extra operators from the sql library to Operator? @alamb sorry I wasn't clear, having...

closing this, I'll follow up on #11180.

same might apply to dataclasses?

Nice! Any chance you could include the benchmark example from cpptoml like you used to, even if that package has been removed? Multiple benchmark cases are useful.