Rust

Fixed example #29

Job	Run time
cargo check	2m 53s
Check cargo fmt	41s
build with wasm-pack	2m 5s
cargo test (macos)	24m 22s
cargo test (macos-aarch64)	9m 42s
Verify MSRV (Min Supported Rust Version)	7m 58s
Verify Vendored Code	56s
cargo test (win64)	44m 3s
cargo test (amd64)	9m 19s
cargo test datafusion-cli (amd64)	3m 40s
cargo test doc (amd64)	11m 18s
check configs.md is up-to-date	2m 37s
check Cargo.toml formatting	1m 31s
clippy	5m 57s
cargo test hash collisions (amd64)	9m 25s
cargo doc	3m 36s
cargo examples (amd64)	8m 40s
Run sqllogictest with Postgres runner	3m 20s
cargo test pyarrow (amd64)	2m 19s
verify benchmark results (amd64)	10m 6s
	2h 44m 28s

Provide feedback