Rust

Add String view helper functions #29574

Job	Run time
cargo check	4m 0s
cargo test (macos)	9m 22s
build with wasm-pack	2m 27s
cargo test (win64)	35m 52s
Check cargo fmt	37s
Verify MSRV (Min Supported Rust Version)	6m 41s
cargo test (macos-aarch64)	12m 3s
Verify Vendored Code	47s
cargo test (amd64)	9m 18s
cargo test datafusion-cli (amd64)	3m 55s
check Cargo.toml formatting	2m 57s
clippy	5m 7s
cargo test hash collisions (amd64)	8m 52s
cargo doc	3m 40s
cargo test doc (amd64)	14m 12s
cargo examples (amd64)	12m 48s
Run sqllogictest with Postgres runner	3m 16s
cargo test pyarrow (amd64)	3m 8s
verify benchmark results (amd64)	10m 49s
check configs.md is up-to-date	2m 47s
	2h 32m 38s

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