Rust

WIP: changes to upstream DF, in order to enable parallelized writes with ParquetSink #22

Job	Run time
cargo check	1m 24s
build with wasm-pack	1m 58s
cargo test (macos)	9m 16s
cargo test (win64)	41m 58s
cargo test (macos-aarch64)	9m 21s
Check cargo fmt	1m 11s
Verify MSRV (Min Supported Rust Version)	6m 56s
Verify Vendored Code	5m 14s
cargo doc	0s
circular dependency check	0s
cargo test datafusion-cli (amd64)	0s
cargo test (amd64)	0s
cargo test doc (amd64)	0s
cargo examples (amd64)	0s
clippy	0s
Run sqllogictest with Postgres runner	0s
cargo test pyarrow (amd64)	0s
verify benchmark results (amd64)	0s
check Cargo.toml formatting	0s
check configs.md is up-to-date	0s
cargo test hash collisions (amd64)	0s
	1h 17m 18s

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