Rust

perf: optimize left function by eliminating double chars() iteration #55533

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Triggered via pull request January 2, 2026 18:23

viirya

synchronize #19571

viirya:left_optimize

Status Success

Total duration 14m 33s

Artifacts –

rust.yml

on: pull_request

linux build test

build and run with wasm-pack

cargo test (macos-aarch64)

Verify Vendored Code

Check cargo fmt

Verify MSRV (Min Supported Rust Version)

cargo check datafusion-common features

cargo check datafusion-substrait features

cargo check datafusion-proto features

cargo check datafusion features

cargo check datafusion-functions features

cargo test (amd64)

cargo test datafusion-cli (amd64)

cargo examples (amd64)

cargo test doc (amd64)

verify benchmark results (amd64)

Run sqllogictest with Postgres runner

Run sqllogictest in Substrait round-trip mode

check Cargo.toml formatting

check configs.md and ***_functions.md is up-to-date

check example README is up-to-date