Rust

adding rowreader and writer #419

Job	Run time
Check cargo fmt	38s
Check License Header	2m 21s
linux build test	4m 41s
build with wasm-pack	4m 10s
cargo test (macos-aarch64)	15m 33s
Verify Vendored Code	51s
Verify MSRV (Min Supported Rust Version)	11m 21s
clippy	3m 47s
check configs.md and ***_functions.md is up-to-date	5m 9s
cargo check datafusion	5m 38s
check Cargo.toml formatting	4m 9s
cargo check functions	2m 17s
cargo check no default features	10m 13s
cargo doc	3m 29s
cargo test (amd64)	13m 54s
cargo test doc (amd64)	20m 29s
cargo test datafusion-cli (amd64)	6m 28s
cargo examples (amd64)	17m 54s
Run sqllogictest with Postgres runner	5m 58s
cargo test pyarrow (amd64)	4m 7s
verify benchmark results (amd64)	10m 24s
	2h 33m 31s

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