fix:bugs #9

Job	Run time
cargo check	2m 44s
Check cargo fmt	36s
build with wasm-pack	2m 8s
cargo test (macos)	34m 21s
Verify MSRV (Min Supported Rust Version)	6m 57s
Verify Vendored Code	1m 5s
cargo test (win64)	42m 58s
check Cargo.toml formatting	1m 27s
cargo doc	3m 35s
cargo test hash collisions (amd64)	9m 21s
clippy	5m 9s
cargo test (amd64)	9m 42s
cargo test doc (amd64)	10m 57s
cargo examples (amd64)	8m 15s
Run sqllogictest with Postgres runner	3m 21s
cargo test datafusion-cli (amd64)	3m 18s
cargo test pyarrow (amd64)	2m 38s
verify benchmark results (amd64)	10m 35s
check configs.md is up-to-date	2m 32s
	2h 41m 39s

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