Rust

improve the condition checking for unparsing table_scan #33926

Job	Run time
cargo test (macos)	9m 38s
build with wasm-pack	2m 40s
cargo test (win64)	56m 3s
cargo check	6m 35s
Check cargo fmt	44s
cargo test (macos-aarch64)	16m 36s
Verify MSRV (Min Supported Rust Version)	8m 2s
Verify Vendored Code	50s
cargo test (amd64)	11m 15s
cargo examples (amd64)	13m 18s
check Cargo.toml formatting	2m 58s
clippy	6m 0s
cargo test hash collisions (amd64)	16m 59s
cargo doc	4m 7s
cargo test datafusion-cli (amd64)	4m 0s
cargo test doc (amd64)	15m 26s
Run sqllogictest with Postgres runner	3m 37s
cargo test pyarrow (amd64)	2m 53s
verify benchmark results (amd64)	12m 35s
check configs.md and ***_functions.md is up-to-date	3m 11s
	3h 17m 27s

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