semi/anti join output statistics #733

Job	Run time
build with wasm-pack	2m 18s
cargo check	3m 24s
cargo test (macos)	25m 29s
Check cargo fmt	50s
cargo test (macos-aarch64)	12m 10s
Verify MSRV (Min Supported Rust Version)	7m 27s
Verify Vendored Code	56s
cargo test (win64)	45m 16s
cargo doc	4m 5s
cargo test pyarrow (amd64)	2m 40s
verify benchmark results (amd64)	10m 0s
Run sqllogictest with Postgres runner	3m 13s
check Cargo.toml formatting	2m 58s
clippy	5m 47s
check configs.md is up-to-date	2m 33s
cargo test hash collisions (amd64)	10m 9s
cargo test (amd64)	10m 30s
cargo test datafusion-cli (amd64)	3m 29s
cargo test doc (amd64)	13m 1s
cargo examples (amd64)	10m 18s
	2h 56m 33s

Provide feedback