Rust

Review feedback. #232

Job	Run time
Check cargo fmt	2m 3s
build and run with wasm-pack	6m 53s
Verify Vendored Code	1m 27s
Verify MSRV (Min Supported Rust Version)	5m 55s
cargo test (macos-aarch64)	7m 22s
Check GitHub Actions install tooling	8s
linux build test	5m 13s
cargo check datafusion-ffi features	2m 19s
cargo test (amd64)	16m 19s
cargo test datafusion-cli (amd64)	6m 53s
cargo examples (amd64)	12m 53s
cargo check datafusion-common features	1m 42s
cargo check datafusion features	13m 2s
cargo check datafusion-functions features	2m 22s
clippy	7m 13s
cargo check datafusion-substrait features	12m 46s
check example README is up-to-date	6m 52s
Run sqllogictest in Substrait round-trip mode	8m 44s
cargo doc	5m 37s
check Cargo.toml formatting	4m 40s
cargo check datafusion-proto features	4m 48s
cargo test doc (amd64)	10m 43s
Run sqllogictest with Postgres runner	9m 13s
check configs.md and ***_functions.md is up-to-date	8m 34s
verify benchmark results (amd64)	18m 22s
	3h 2m 3s

Provide feedback