Add more stream docs #20243

Job	Run time
cargo check	3m 5s
build with wasm-pack	1m 52s
Check cargo fmt	42s
cargo test (mac)	16m 55s
Verify MSRV	6m 16s
Verify Vendored Code	47s
cargo test (win64)	34m 22s
cargo test doc (amd64)	9m 45s
cargo examples (amd64)	6m 30s
cargo test datafusion-cli (amd64)	2m 50s
cargo test (amd64)	8m 51s
cargo doc	3m 6s
Run sqllogictest with Postgres runner	3m 8s
cargo test pyarrow (amd64)	2m 12s
verify benchmark results (amd64)	9m 52s
check Cargo.toml formatting	1m 25s
clippy	4m 18s
check configs.md is up-to-date	2m 13s
cargo test hash collisions (amd64)	14m 9s
	2h 12m 18s

Provide feedback