Rust

HashJoin partial batch emitting #604

Job	Run time
cargo check	3m 35s
build with wasm-pack	3m 16s
Check cargo fmt	52s
cargo test (mac)	16m 25s
Verify MSRV	14m 25s
Verify Vendored Code	1m 7s
cargo test (win64)	36m 27s
cargo doc	5m 57s
cargo test doc (amd64)	19m 22s
check configs.md is up-to-date	4m 36s
cargo test hash collisions (amd64)	17m 1s
check Cargo.toml formatting	2m 25s
clippy	7m 11s
cargo test (amd64)	12m 6s
cargo test datafusion-cli (amd64)	5m 23s
cargo examples (amd64)	8m 4s
Run sqllogictest with Postgres runner	4m 51s
cargo test pyarrow (amd64)	4m 2s
verify benchmark results (amd64)	16m 7s
	3h 3m 12s

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