Rust

Add minimal genarator-like stream implementation #70559

Job	Run time
Verify Vendored Code	1m 34s
linux build test	7m 42s
Verify MSRV (Min Supported Rust Version)	6m 29s
Check cargo fmt	1m 9s
cargo test (macos-aarch64)	7m 23s
Check GitHub Actions install tooling	6s
build and run with wasm-pack	5m 45s
cargo check datafusion-common features	2m 8s
cargo check datafusion-substrait features	12m 52s
cargo check datafusion-proto features	5m 28s
cargo check datafusion-ffi features	3m 28s
cargo check datafusion features	13m 14s
verify benchmark results (amd64)	18m 13s
cargo test datafusion-cli (amd64)	7m 10s
Run sqllogictest in Substrait round-trip mode	8m 52s
clippy	9m 34s
check Cargo.toml formatting	4m 51s
cargo test doc (amd64)	11m 9s
cargo doc	6m 32s
cargo test (amd64)	17m 50s
cargo check datafusion-functions features	2m 58s
cargo examples (amd64)	15m 28s
check configs.md and ***_functions.md is up-to-date	7m 58s
Run sqllogictest with Postgres runner	8m 19s
check example README is up-to-date	6m 12s
	3h 12m 24s

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