Rust

Simplify error expr #33

Job	Run time
Verify MSRV (Min Supported Rust Version)	4m 52s
build and run with wasm-pack	5m 14s
Check cargo fmt	1m 22s
linux build test	5m 57s
Verify Vendored Code	1m 33s
cargo test (macos-aarch64)	12m 51s
cargo check datafusion-functions features	3m 1s
cargo test (amd64)	11m 45s
cargo check datafusion-substrait features	10m 10s
cargo check datafusion-proto features	4m 47s
cargo check datafusion-common features	2m 6s
cargo check datafusion features	11m 41s
cargo test datafusion-cli (amd64)	5m 46s
check example README is up-to-date	4m 39s
Run sqllogictest in Substrait round-trip mode	7m 52s
check Cargo.toml formatting	3m 45s
check configs.md and ***_functions.md is up-to-date	6m 16s
Run sqllogictest with Postgres runner	7m 27s
cargo doc	5m 14s
cargo test doc (amd64)	8m 5s
verify benchmark results (amd64)	12m 2s
clippy	6m 0s
cargo examples (amd64)	15m 54s
	2h 38m 19s

Provide feedback